Nissan Rogue (T33) 2021-Present Service Manual: Audio Amp. (bose Speaker Amp.)

B1a01-11 Front Door Speaker Lh

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Front door speaker LH circuit is malfunction

• Front door speaker LH

FAIL-SAFE

No sound from front door speaker LH.

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1A01-11 detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SOUND SIGNAL CIRCUITS FOR SHORT TO GROUND

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. harness connector, front door speaker LH harness connector and front speaker LH harness connector.

3. Check the continuity between front door speaker LH harness connector and ground.

   Front door speaker LH		Ground	Continuity
   Connector	Terminal
   D9	1		Not existed

Is the inspection result normal?

Replace front door speaker LH. Refer to Removal and Installation.

Repair or replace harness or connectors.

B1a01-12 Front Door Speaker Lh

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Front door speaker LH circuit is malfunction

• Front door speaker LH

FAIL-SAFE

No sound from front door speaker LH.

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1A01-12 detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SOUND SIGNAL CIRCUIT FOR SHORT TO POWER SUPPLY

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. harness connector, front door speaker LH harness connector and front speaker LH harness connector.

3. Turn ignition switch ON.

4. Check the voltage between front door speaker LH harness connector and ground.

   (+)		(-)	Voltage
   Front door speaker LH
   Connector	Terminal
   D9	1	Ground	0 V
   	2

Is the inspection result normal?

Replace front door speaker LH. Refer to Removal and Installation.

Repair or replace harness or connectors.

B1a01-13 Front Door Speaker Lh

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Front door speaker LH circuit is malfunction

• Front door speaker LH

FAIL-SAFE

No sound from front door speaker LH.

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1A01-13 detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SOUND SIGNAL CIRCUITS FOR OPEN

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. harness connector, front door speaker LH harness connector and front speaker LH harness connector.

3. Check the continuity between BOSE speaker amp. harness connector and front door speaker LH harness connector.

   BOSE speaker amp.		Front door speaker LH		Continuity
   Connector	Terminal	Connector	Terminal
   B38	2	D9	1	Existed
   	6		2

Is the inspection result normal?

Replace front door speaker LH. Refer to Removal and Installation.

Repair or replace harness or connectors.

B1a01-1a Front Door Speaker Lh

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Front door speaker LH circuit is malfunction

• Front door speaker LH

FAIL-SAFE

No sound from front door speaker LH.

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1A01-1A detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SOUND SIGNAL CIRCUITS FOR SHORT

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. harness connector, front door speaker LH harness connector and front speaker LH harness connector.

3. Check the continuity between the terminals of front door speaker LH connector.

   Front door speaker LH			Continuity
   Connector	Terminal
   D9	1	2	Not existed

Is the inspection result normal?

Replace front door speaker LH. Refer to Removal and Installation.

Repair or replace harness or connectors.

B1a05-11 Front Door Speaker Rh

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Front door speaker RH circuit is malfunction

• Front door speaker RH

FAIL-SAFE

No sound from front door speaker RH.

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1A05-11 detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SOUND SIGNAL CIRCUITS FOR SHORT TO GROUND

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. harness connector, front door speaker RH harness connector and front speaker RH harness connector.

3. Check the continuity between front door speaker RH harness connector and ground.

   Front door speaker RH		Ground	Continuity
   Connector	Terminal
   D114	1		Not existed

Is the inspection result normal?

Replace front door speaker RH. Refer to Removal and Installation.

Repair or replace harness or connectors.

B1a05-12 Front Door Speaker Rh

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Front door speaker RH circuit is malfunction

• Front door speaker RH

FAIL-SAFE

No sound from front door speaker RH.

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1A05-12 detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SOUND SIGNAL CIRCUIT FOR SHORT TO POWER SUPPLY

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. harness connector, front door speaker RH harness connector and front speaker RH harness connector.

3. Turn ignition switch ON.

4. Check the voltage between front door speaker RH harness connector and ground.

   (+)		(-)	Voltage
   Front door speaker RH
   Connector	Terminal
   D114	1	Ground	0 V
   	2

Is the inspection result normal?

Replace front door speaker RH. Refer to Removal and Installation.

Repair or replace harness or connectors.

B1a05-13 Front Door Speaker Rh

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Front door speaker RH circuit is malfunction

• Front door speaker RH

FAIL-SAFE

No sound from front door speaker RH.

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1A05-13 detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SOUND SIGNAL CIRCUITS FOR OPEN

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. harness connector, front door speaker RH harness connector and front speaker RH harness connector.

3. Check the continuity between BOSE speaker amp. harness connector and front door speaker RH harness connector.

   BOSE speaker amp.		Front door speaker RH		Continuity
   Connector	Terminal	Connector	Terminal
   B38	3	D114	1	Existed
   	7		2

Is the inspection result normal?

Replace front door speaker RH. Refer to Removal and Installation.

Repair or replace harness or connectors.

B1a05-1a Front Door Speaker Rh

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Front door speaker RH circuit is malfunction

• Front door speaker RH

FAIL-SAFE

No sound from front door speaker RH.

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1A05-1A detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SOUND SIGNAL CIRCUITS FOR SHORT

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. harness connector, front door speaker RH harness connector and front speaker RH harness connector.

3. Check the continuity between the terminals of front door speaker RH connector.

   Front door speaker RH			Continuity
   Connector	Terminal
   D114	1	2	Not existed

Is the inspection result normal?

Replace front door speaker RH. Refer to Removal and Installation.

Repair or replace harness or connectors.

B1a0a-11 Instrument Panel Speaker Lh

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Instrument panel speaker LH circuit is malfunction

• Instrument panel speaker LH

FAIL-SAFE

No sound from instrument panel speaker LH.

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1A0A-11 detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SOUND SIGNAL CIRCUITS FOR SHORT TO GROUND

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. harness connector and instrument panel speaker LH harness connector.

3. Check the continuity between instrument panel speaker LH harness connector and ground.

   Instrument panel speaker LH		Ground	Continuity
   Connector	Terminal
   M20	1		Not existed

Is the inspection result normal?

Replace instrument panel speaker LH. Refer to Removal and Installation.

Repair or replace harness or connectors.

B1a0a-12 Instrument Panel Speaker Lh

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Instrument panel speaker LH circuit is malfunction

• Instrument panel speaker LH

FAIL-SAFE

No sound from instrument panel speaker LH.

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1A0A-12 detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SOUND SIGNAL CIRCUIT FOR SHORT TO POWER SUPPLY

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. harness connector and instrument panel speaker LH harness connector.

3. Turn ignition switch ON.

4. Check the voltage between instrument panel speaker LH harness connector and ground.

   (+)		(-)	Voltage
   Instrument panel speaker LH
   Connector	Terminal
   M20	1	Ground	0 V
   	2

Is the inspection result normal?

Replace instrument panel speaker LH. Refer to Removal and Installation.

Repair or replace harness or connectors.

B1a0a-13 Instrument Panel Speaker Lh

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Instrument panel speaker LH circuit is malfunction

• Instrument panel speaker LH

FAIL-SAFE

No sound from instrument panel speaker LH.

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1A0A-13 detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SOUND SIGNAL CIRCUITS FOR OPEN

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. harness connector and instrument panel speaker LH harness connector.

3. Check the continuity between BOSE speaker amp. harness connector and instrument panel speaker LH harness connector.

   BOSE speaker amp.		Instrument panel speaker LH		Continuity
   Connector	Terminal	Connector	Terminal
   B37	15	M20	1	Existed
   	23		2

Is the inspection result normal?

Replace instrument panel speaker LH. Refer to Removal and Installation.

Repair or replace harness or connectors.

B1a0a-1a Instrument Panel Speaker Lh

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Instrument panel speaker LH circuit is malfunction

• Instrument panel speaker LH

FAIL-SAFE

No sound from instrument panel speaker LH.

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1A0A-1A detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SOUND SIGNAL CIRCUITS FOR SHORT

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. harness connector and instrument panel speaker LH harness connector.

3. Check the continuity between the terminals of instrument panel speaker LH connector.

   Instrument panel speaker LH			Continuity
   Connector	Terminal
   M20	1	2	Not existed

Is the inspection result normal?

Replace instrument panel speaker LH. Refer to Removal and Installation.

Repair or replace harness or connectors.

B1a12-11 Instrument Panel Speaker Rh

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Instrument panel speaker RH circuit is malfunction

• Instrument panel speaker RH

FAIL-SAFE

No sound from instrument panel speaker RH.

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1A12-11 detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SOUND SIGNAL CIRCUITS FOR SHORT TO GROUND

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. harness connector and instrument panel speaker RH harness connector.

3. Check the continuity between instrument panel speaker RH harness connector and ground.

   Instrument panel speaker RH		Ground	Continuity
   Connector	Terminal
   M70	1		Not existed

Is the inspection result normal?

Replace instrument panel speaker RH. Refer to Removal and Installation.

Repair or replace harness or connectors.

B1a12-12 Instrument Panel Speaker Rh

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Instrument panel speaker RH circuit is malfunction

• Instrument panel speaker RH

FAIL-SAFE

No sound from instrument panel speaker RH.

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1A12-12 detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SOUND SIGNAL CIRCUIT FOR SHORT TO POWER SUPPLY

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. harness connector and instrument panel speaker RH harness connector.

3. Turn ignition switch ON.

4. Check the voltage between instrument panel speaker RH harness connector and ground.

   (+)		(-)	Voltage
   Instrument panel speaker RH
   Connector	Terminal
   M70	1	Ground	0 V
   	2

Is the inspection result normal?

Replace instrument panel speaker RH. Refer to Removal and Installation.

Repair or replace harness or connectors.

B1a12-13 Instrument Panel Speaker Rh

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Instrument panel speaker RH circuit is malfunction

• Instrument panel speaker RH

FAIL-SAFE

No sound from instrument panel speaker RH.

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1A12-13 detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SOUND SIGNAL CIRCUITS FOR OPEN

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. harness connector and instrument panel speaker RH harness connector.

3. Check the continuity between BOSE speaker amp. harness connector and instrument panel speaker RH harness connector.

   BOSE speaker amp.		Instrument panel speaker RH		Continuity
   Connector	Terminal	Connector	Terminal
   B37	14	M70	1	Existed
   	22		2

Is the inspection result normal?

Replace instrument panel speaker RH. Refer to Removal and Installation.

Repair or replace harness or connectors.

B1a12-1a Instrument Panel Speaker Rh

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Instrument panel speaker RH circuit is malfunction

• Instrument panel speaker RH

FAIL-SAFE

No sound from instrument panel speaker RH.

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1A12-1A detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SOUND SIGNAL CIRCUITS FOR SHORT

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. harness connector and instrument panel speaker RH harness connector.

3. Check the continuity between the terminals of instrument panel speaker RH connector.

   Instrument panel speaker RH			Continuity
   Connector	Terminal
   M70	1	2	Not existed

Is the inspection result normal?

Replace instrument panel speaker RH. Refer to Removal and Installation.

Repair or replace harness or connectors.

B1a2f-13 Front Speaker Lh

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Front speaker LH circuit is malfunction

• Front speaker LH

FAIL-SAFE

No sound from front speaker LH.

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1A2F-13 detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SOUND SIGNAL CIRCUITS FOR OPEN

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. harness connector and front speaker LH harness connector.

3. Check the continuity between BOSE speaker amp. harness connector and front speaker LH harness connector.

   BOSE speaker amp.		Front speaker LH		Continuity
   Connector	Terminal	Connector	Terminal
   B38	2	M80	1	Existed
   	6		2

Is the inspection result normal?

Replace front speaker LH. Refer to Removal and Installation.

Repair or replace harness or connectors.

B1a33-13 Front Speaker Rh

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Front speaker RH circuit is malfunction

• Front speaker RH

FAIL-SAFE

No sound from front speaker RH.

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1A33-13 detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SOUND SIGNAL CIRCUITS FOR OPEN

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. harness connector and front speaker RH harness connector.

3. Check the continuity between BOSE speaker amp. harness connector and front speaker RH harness connector.

   BOSE speaker amp.		Front speaker RH		Continuity
   Connector	Terminal	Connector	Terminal
   B38	3	M23	1	Existed
   	7		2

Is the inspection result normal?

Replace front speaker RH. Refer to Removal and Installation.

Repair or replace harness or connectors.

B1a4c-11 Rear Door Speaker Lh

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Rear door speaker LH circuit is malfunction

• Rear door speaker LH

FAIL-SAFE

No sound from rear door speaker LH.

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1A4C-11 detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SOUND SIGNAL CIRCUITS FOR SHORT TO GROUND

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. harness connector and rear door speaker LH harness connector.

3. Check the continuity between rear door speaker LH harness connector and ground.

   Rear door speaker LH		Ground	Continuity
   Connector	Terminal
   D203	1		Not existed

Is the inspection result normal?

Replace rear door speaker LH. Refer to Removal and Installation.

Repair or replace harness or connectors.

B1a4c-12 Rear Door Speaker Lh

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Rear door speaker LH circuit is malfunction

• Rear door speaker LH

FAIL-SAFE

No sound from rear door speaker LH.

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1A4C-12 detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SOUND SIGNAL CIRCUIT FOR SHORT TO POWER SUPPLY

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. harness connector and rear door speaker LH harness connector.

3. Turn ignition switch ON.

4. Check the voltage between rear door speaker LH harness connector and ground.

   (+)		(-)	Voltage
   Rear door speaker LH
   Connector	Terminal
   D203	1	Ground	0 V
   	2

Is the inspection result normal?

Replace rear door speaker LH. Refer to Removal and Installation.

Repair or replace harness or connectors.

B1a4c-13 Rear Door Speaker Lh

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Rear door speaker LH circuit is malfunction

• Rear door speaker LH

FAIL-SAFE

No sound from rear door speaker LH.

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1A4C-13 detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SOUND SIGNAL CIRCUITS FOR OPEN

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. harness connector and rear door speaker LH harness connector.

3. Check the continuity between BOSE speaker amp. harness connector and rear door speaker LH harness connector.

   BOSE speaker amp.		Rear door speaker LH		Continuity
   Connector	Terminal	Connector	Terminal
   B37	13	D203	2	Existed
   	21		1

Is the inspection result normal?

Replace rear door speaker LH. Refer to Removal and Installation.

Repair or replace harness or connectors.

B1a4c-1a Rear Door Speaker Lh

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Rear door speaker LH circuit is malfunction

• Rear door speaker LH

FAIL-SAFE

No sound from rear door speaker LH.

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1A4C-1A detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SOUND SIGNAL CIRCUITS FOR SHORT

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. harness connector and rear door speaker LH harness connector.

3. Check the continuity between the terminals of rear door speaker LH connector.

   Rear door speaker LH			Continuity
   Connector	Terminal
   D203	1	2	Not existed

Is the inspection result normal?

Replace rear door speaker LH. Refer to Removal and Installation.

Repair or replace harness or connectors.

B1a50-11 Rear Door Speaker Rh

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Rear door speaker RH circuit is malfunction

• Rear door speaker RH

FAIL-SAFE

No sound from rear door speaker RH.

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1A50-11 detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair:INSPECTION END

Diagnosis Procedure

CHECK SOUND SIGNAL CIRCUITS FOR SHORT TO GROUND

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. harness connector and rear door speaker RH harness connector.

3. Check the continuity between rear door speaker RH harness connector and ground.

   Rear door speaker RH		Ground	Continuity
   Connector	Terminal
   D303	1		Not existed

Is the inspection result normal?

Replace rear door speaker RH. Refer to Removal and Installation.

Repair or replace harness or connectors.

B1a50-12 Rear Door Speaker Rh

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Rear door speaker RH circuit is malfunction

• Rear door speaker RH

FAIL-SAFE

No sound from rear door speaker RH.

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1A50-12 detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SOUND SIGNAL CIRCUIT FOR SHORT TO POWER SUPPLY

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. harness connector and rear door speaker RH harness connector.

3. Turn ignition switch ON.

4. Check the voltage between rear door speaker RH harness connector and ground.

   (+)		(-)	Voltage
   Rear door speaker RH
   Connector	Terminal
   D303	1	Ground	0 V
   	2

Is the inspection result normal?

Replace rear door speaker RH. Refer to Removal and Installation.

Repair or replace harness or connectors.

B1a50-13 Rear Door Speaker Rh

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Rear door speaker RH circuit is malfunction

• Rear door speaker RH

FAIL-SAFE

No sound from rear door speaker RH.

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1A50-13 detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SOUND SIGNAL CIRCUITS FOR OPEN

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. harness connector and rear door speaker RH harness connector.

3. Check the continuity between BOSE speaker amp. harness connector and rear door speaker RH harness connector.

   BOSE speaker amp.		Rear door speaker RH		Continuity
   Connector	Terminal	Connector	Terminal
   B37	12	D303	1	Existed
   	20		2

Is the inspection result normal?

Replace rear door speaker RH. Refer to Removal and Installation.

Repair or replace harness or connectors.

B1a50-1a Rear Door Speaker Rh

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Rear door speaker RH circuit is malfunction

• Rear door speaker RH

FAIL-SAFE

No sound from rear door speaker RH.

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1A50-1A detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SOUND SIGNAL CIRCUITS FOR SHORT

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. harness connector and rear door speaker RH harness connector.

3. Check the continuity between the terminals of rear door speaker RH connector.

   Rear door speaker RH			Continuity
   Connector	Terminal
   D303	1	2	Not existed

Is the inspection result normal?

Replace rear door speaker RH. Refer to Removal and Installation.

Repair or replace harness or connectors.

B1a69-11 Subwoofer Lh

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Sound signal subwoofer1 circuit is malfunction

• Subwoofer

FAIL-SAFE

No sound from subwoofer LH.

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1A69-11 detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SOUND SIGNAL CIRCUITS FOR SHORT TO GROUND

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. harness connector and subwoofer harness connector.

3. Check the continuity between subwoofer harness connector and ground.

   Subwoofer		Ground	Continuity
   Connector	Terminal
   B66	2		Not existed

Is the inspection result normal?

Replace subwoofer. Refer to Removal and Installation.

Repair or replace harness or connectors.

B1a69-12 Subwoofer Lh

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Sound signal subwoofer1 circuit is malfunction

• Subwoofer

FAIL-SAFE

No sound from subwoofer LH.

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1A69-12 detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SOUND SIGNAL CIRCUIT FOR SHORT TO POWER SUPPLY

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. harness connector and subwoofer harness connector.

3. Turn ignition switch ON.

4. Check the voltage between subwoofer harness connector and ground.

   (+)		(-)	Voltage
   Subwoofer
   Connector	Terminal
   B66	1	Ground	0 V
   	2

Is the inspection result normal?

Replace subwoofer. Refer to Removal and Installation.

Repair or replace harness or connectors.

B1a69-13 Subwoofer Lh

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Sound signal subwoofer1 circuit is malfunction

• Subwoofer

FAIL-SAFE

No sound from subwoofer.

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1A69-13 detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SOUND SIGNAL CIRCUITS FOR OPEN

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. harness connector and subwoofer harness connector.

3. Check the continuity between BOSE speaker amp. harness connector and subwoofer harness connector.

   BOSE speaker amp.		Subwoofer		Continuity
   Connector	Terminal	Connector	Terminal
   B38	8	B66	1	Existed
   	4		2

Is the inspection result normal?

Replace subwoofer. Refer to Removal and Installation.

Repair or replace harness or connectors.

B1a69-1a Subwoofer Lh

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Sound signal subwoofer1 circuit is malfunction

• Subwoofer

FAIL-SAFE

No sound from subwoofer LH.

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1A69-1A detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SOUND SIGNAL CIRCUITS FOR SHORT

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. harness connector and subwoofer harness connector.

3. Check the continuity between the terminals of subwoofer connector.

   Subwoofer			Continuity
   Connector	Terminal
   B66	2	1	Not existed

Is the inspection result normal?

Replace subwoofer. Refer to Removal and Installation .

Repair or replace harness or connectors.

B1a71-11 Subwoofer Rh

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Sound signal subwoofer2 circuit is malfunction

• Subwoofer

FAIL-SAFE

No sound from subwoofer RH.

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1A71-11 detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SOUND SIGNAL CIRCUITS FOR SHORT TO GROUND

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. harness connector and subwoofer harness connector.

3. Check the continuity between subwoofer harness connector and ground.

   Subwoofer		Ground	Continuity
   Connector	Terminal
   B66	4		Not existed

Is the inspection result normal?

Replace subwoofer. Refer to Removal and Installation.

Repair or replace harness or connectors.

B1a71-12 Subwoofer Rh

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Sound signal subwoofer2 circuit is malfunction

• Subwoofer

FAIL-SAFE

No sound from subwoofer RH.

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1A71-12 detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SOUND SIGNAL CIRCUIT FOR SHORT TO POWER SUPPLY

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. harness connector and subwoofer harness connector.

3. Turn ignition switch ON.

4. Check the voltage between subwoofer harness connector and ground.

   (+)		(-)	Voltage
   Subwoofer
   Connector	Terminal
   B66	4	Ground	0 V
   	3

Is the inspection result normal?

Replace subwoofer. Refer to Removal and Installation.

Repair or replace harness or connectors.

B1a71-13 Subwoofer Rh

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Sound signal subwoofer2 circuit is malfunction

• Subwoofer

FAIL-SAFE

No sound from subwoofer.

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1A71-13 detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SOUND SIGNAL CIRCUITS FOR OPEN

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. harness connector and subwoofer harness connector.

3. Check the continuity between BOSE speaker amp. harness connector and subwoofer harness connector.

   BOSE speaker amp.		Subwoofer		Continuity
   Connector	Terminal	Connector	Terminal
   B37	24	B66	3	Existed
   	16		4

Is the inspection result normal?

Replace subwoofer. Refer to Removal and Installation.

Repair or replace harness or connectors.

B1a71-1a Subwoofer Rh

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Sound signal subwoofer2 circuit is malfunction

• Subwoofer

FAIL-SAFE

No sound from subwoofer RH.

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1A71-1A detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SOUND SIGNAL CIRCUITS FOR SHORT

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. harness connector and subwoofer harness connector.

3. Check the continuity between the terminals of subwoofer connector.

   Subwoofer			Continuity
   Connector	Terminal
   B66	4	3	Not existed

Is the inspection result normal?

Replace subwoofer. Refer to Removal and Installation .

Repair or replace harness or connectors.

B1a80-49 Bose Speaker Amp.

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

BOSE speaker amp.

FAIL-SAFE

Amplifier function is stopped.

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1A80–49 detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

PERFORM DTC CONFIRMATION PROCEDURE AGAIN

1. Turn ignition switch ON.

2. Erase DTC.

3. Perform DTC confirmation procedure again. Refer to DTC Description.

Is DTC B1A80-49 detected again?

Replace BOSE speaker amp. Refer to Removal and Installation.

INSPECTION END

B1a80-4b Bose Speaker Amp.

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• BOSE speaker amp. temperature is high

• BOSE speaker amp.

FAIL-SAFE

Amplifier function is stopped.

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1A80-4B detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK AROUND BOSE SPEAKER AMP.

Check whether there is any factor which causes a temperature rise near BOSE speaker amp.

Was there any factor?

Remove a factor.

GO TO 2.

PERFORM DTC CONFIRMATION PROCEDURE AGAIN

With CONSULT

1. Move the Nissan Ariya vehicle to a cool place.

2. Turn ignition switch ON.

3. Erase DTC.

4. Perform DTC confirmation procedure again. Refer to DTC Description.

5. Check DTC.

Is DTC "B1A80-4B" detected again?

Replace BOSE speaker amp. Refer to Removal and Installation.

INSPECTION END

B1a80-55 Bose Speaker Amp.

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

BOSE speaker amp.

FAIL-SAFE

—

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1A80–55 detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

PERFORM CONFIGURATION PROCEDURE

Perform configuration of BOSE speaker amp. Refer to Work Procedure.

GO TO 2.

PERFORM CONFIRMATION PROCEDURE AGAIN

With CONSULT

1. Turn ignition switch ON.

2. Erase DTC.

3. Perform confirmation procedure again. Refer to DTC Description.

Is DTC B1A80–55 detected again?

Replace BOSE speaker amp. Refer to Removal and Installation.

INSPECTION END

B1f01-62 Engine Speed Signal

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Harness or connectors (Engine speed signal circuit)

• BOSE speaker amp.

• ECM

FAIL-SAFE

Active noise cancellation and active sound enhancement are deactivated

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1F01–62 detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SELF-DIAGNOSTIC RESULT OF ECM

CONSULT

Check “Self Diagnostic Result” of “ENGINE” using CONSULT.

Are any DTCs displayed?

Perform trouble diagnosis for detected DTC. Refer to DTC Index.

GO TO 2

CHECK HARNESS CONTINUITY BETWEEN BOSE SPEAKER AMP. AND ECM

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. harness connector and ECM harness connector.

3. Check the continuity between BOSE speaker amp. harness connector and ECM harness connector.

   BOSE speaker amp.		ECM		Continuity
   Connector	Terminal	Connector	Terminal
   B37	21	E21	134	Existed

Is inspection result normal?

GO TO 3.

Repair or replace harness or connectors.

CHECK HARNESS CONTINUITY BETWEEN BOSE SPEAKER AMP. AND GROUND

Check the continuity between BOSE speaker amp. harness connector and ground.

Is inspection result normal?

GO TO 4.

Repair or replace harness or connectors.

CHECK VOLTAGE BETWEEN BOSE SPEAKER AMP. AND GROUND

Check the voltage between BOSE speaker amp. harness connector and ground.

Is inspection result normal?

Replace BOSE speaker amp. Refer to Removal and Installation.

Repair or replace harness or connectors.

B1f05-29 Can Signal Error

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• ECM

• Combination meter

• Chassis control module

FAIL-SAFE

Active noise cancellation and active sound enhancement are deactivated

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1F05-29 detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

PERFORM ALL DTC READING

CONSULT

1. Perform “All DTC Reading”.

2. Check diagnosis results.

Are any DTCs detected?

Perform diagnosis procedure corresponding to DTC indicated.

INSPECTION END

B1f06-29 Can Signal Error

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• ECM

• Combination meter

• Chassis control module

FAIL-SAFE

Active sound enhancement function is stopped.

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1F06-29 detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

PERFORM ALL DTC READING

CONSULT

1. Perform “All DTC Reading”.

2. Check diagnosis results.

Are any DTCs detected?

Perform diagnosis procedure corresponding to DTC indicated.

INSPECTION END

B1f07-29 Can Signal Error

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• ECM

• Combination meter

FAIL-SAFE

Active sound enhancement function is stopped.

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1F07-29 detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Intermittent Incident

Confirmation after repair: INSPECTION END

Diagnosis Procedure

PERFORM ALL DTC READING

CONSULT

1. Perform “All DTC Reading”.

2. Check diagnosis results.

Are any DTCs detected?

Perform diagnosis procedure corresponding to DTC indicated.

INSPECTION END

B1f0b-01 Anc Mic1

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Harness or connectors [Active noise control microphone (front LH) circuit is short]

• Active noise control microphone (front LH)

• BOSE speaker amp.

FAIL-SAFE

Active noise cancellation function is deactivated

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1F0B-01 detected?

Proceed to Diagnosis Procedure

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK ACTIVE NOISE CONTROL MICROPHONE (FRONT LH) CIRCUITS FOR SHORT

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. harness connector and front microphone LH harness connector.

3. Check continuity between BOSE speaker amp. harness connector terminals.

   BOSE speaker amp.			Continuity
   Connector	Terminal
   B39	11	19	Not existed

Is the inspection result normal?

GO TO 2.

Repair or replace harness or connectors.

CHECK ACTIVE NOISE CONTROL MICROPHONE (FRONT LH) SIGNAL

1. Turn ignition switch OFF.

2. Connect BOSE speaker amp. harness connector and active noise control microphone (front LH) harness connector.

3. Turn ignition switch ON.

4. Check the signal between BOSE speaker amp. harness connector terminals.

   BOSE speaker amp.			Condition	Reference value
   Connector	(+)	(−)
   	Terminal
   B39	11	19	Input interior sound

Is the inspection result normal?

Replace BOSE speaker amp. Refer to Removal and Installation.

Replace active noise control microphone (front LH). Refer to Removal and Installation.

B1f0b-11 Anc Mic1

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Harness or connectors [active noise control microphone (front LH) circuit is short to voltage]

• Active noise control microphone (front LH)

• BOSE speaker amp.

FAIL-SAFE

Active noise cancellation function is deactivated

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1F0B-11 detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK ACTIVE NOISE CONTROL MICROPHONE (FRONT LH) CIRCUITS FOR SHORT TO GROUND

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. harness connector and active noise control microphone (front LH) harness connector.

3. Check the continuity between BOSE speaker amp. harness connector and ground.

   BOSE speaker amp.		Ground	Continuity
   Connector	Terminal
   B39	11		Not existed

Is the inspection result normal?

GO TO 2.

Repair or replace harness or connectors.

CHECK ACTIVE NOISE CONTROL MICROPHONE (FRONT LH) SIGNAL

1. Turn ignition switch OFF.

2. Connect BOSE speaker amp. harness connector and active noise control microphone (front LH) harness connector.

3. Turn ignition switch ON.

4. Check the signal between BOSE speaker amp. harness connector terminals.

   BOSE speaker amp.			Condition	Reference value
   Connector	(+)	(−)
   	Terminal
   B39	11	19	Input interior sound

Is the inspection result normal?

Replace BOSE speaker amp. Refer to Removal and Installation.

Replace active noise control microphone (front LH). Refer to Removal and Installation.

B1f0b-12 Anc Mic1

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Harness or connectors [active noise control microphone (front LH) circuit is short to voltage]

• Active noise control microphone (front LH)

• BOSE speaker amp.

FAIL-SAFE

Active noise cancellation function is deactivated

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1F0B-12 detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK ACTIVE NOISE CONTROL MICROPHONE (FRONT LH) CIRCUITS FOR SHORT TO VOLTAGE

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. harness connector and active noise control microphone (front LH) harness connector.

3. Turn ignition switch ON.

4. Check voltage between BOSE speaker amp. harness connector and ground.

   (+)		(−)	Voltage (Approx.)
   BOSE speaker amp.
   Connector	Terminal
   B39	11	Ground	0 V

Is the inspection result normal?

GO TO 2.

Repair or replace harness or connectors.

CHECK ACTIVE NOISE CONTROL MICROPHONE (FRONT LH) SIGNAL

1. Turn ignition switch OFF.

2. Connect BOSE speaker amp. harness connector and active noise control microphone (front LH) harness connector.

3. Turn ignition switch ON.

4. Check signal between BOSE speaker amp. harness connector terminals.

   BOSE speaker amp.			Condition	Reference value
   Connector	(+)	(−)
   	Terminal
   B39	11	19	Input interior sound

Is the inspection result normal?

Replace BOSE speaker amp. Refer to Removal and Installation.

Replace active noise control microphone (front LH). Refer to Removal and Installation.

B1f0b-13 Anc Mic1

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Harness or connectors [active noise control microphone (front LH) circuit is open]

• Active noise control microphone (front LH)

• BOSE speaker amp.

FAIL-SAFE

Active noise cancellation function is deactivated

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1F0B-13 detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK ACTIVE NOISE CONTROL MICROPHONE (FRONT LH) CIRCUITS FOR OPEN

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. harness connector and active noise control microphone (front LH) harness connector.

3. Check continuity between BOSE speaker amp. harness connector and active noise control microphone (front LH) harness connector.

   BOSE speaker amp.		Active noise control microphone (front LH)		Continuity
   Connector	Terminal	Connector	Terminal
   B39	11	R24	1	Existed
   	19		2

Is the inspection result normal?

GO TO 2.

Repair or replace harness or connectors.

CHECK ACTIVE NOISE CONTROL MICROPHONE (FRONT LH) SIGNAL

1. Turn ignition switch OFF.

2. Connect BOSE speaker amp. harness connector and active noise control microphone (front LH) harness connector.

3. Turn ignition switch ON.

4. Check signal between BOSE speaker amp. harness connector terminals.

   BOSE speaker amp.			Condition	Reference value
   Connector	(+)	(−)
   	Terminal
   B39	11	19	Input interior sound

Is the inspection result normal?

Replace BOSE speaker amp. Refer to Removal and Installation.

Replace active noise control microphone (front LH). Refer to Removal and Installation.

B1f10-01 Anc Mic2

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Harness or connectors [Active noise control microphone (front RH) circuit is short]

• Active noise control microphone (front RH)

• BOSE speaker amp.

FAIL-SAFE

Active noise cancellation function is deactivated

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1F10-01 detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK ACTIVE NOISE CONTROL MICROPHONE (FRONT RH) CIRCUITS FOR SHORT

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. harness connector and front microphone RH harness connector.

3. Check continuity between BOSE speaker amp. harness connector terminals.

   BOSE speaker amp.			Continuity
   Connector	Terminal
   B39	10	18	Not existed

Is the inspection result normal?

GO TO 2.

Repair or replace harness or connectors.

CHECK ACTIVE NOISE CONTROL MICROPHONE (FRONT RH) SIGNAL

1. Turn ignition switch OFF.

2. Connect BOSE speaker amp. harness connector and active noise control microphone (front RH) harness connector.

3. Turn ignition switch ON.

4. Check the signal between BOSE speaker amp. harness connector terminals.

   BOSE speaker amp.			Condition	Reference value
   Connector	(+)	(−)
   	Terminal
   B39	10	18	Input interior sound

Is the inspection result normal?

Replace BOSE speaker amp. Refer to Removal and Installation.

Replace active noise control microphone (front RH). Refer to Removal and Installation.

B1f10-11 Anc Mic2

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Harness or connectors [active noise control microphone (front LH) circuit is short to voltage]

• Active noise control microphone (front LH)

• BOSE speaker amp.

FAIL-SAFE

Active noise cancellation function is deactivated

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1F10-11 detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK ACTIVE NOISE CONTROL MICROPHONE (FRONT RH) CIRCUITS FOR SHORT TO GROUND

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. harness connector and active noise control microphone (front RH) harness connector.

3. Check the continuity between BOSE speaker amp. harness connector and ground.

   BOSE speaker amp.		Ground	Continuity
   Connector	Terminal
   B39	10		Not existed

Is the inspection result normal?

GO TO 2.

Repair or replace harness or connectors.

CHECK ACTIVE NOISE CONTROL MICROPHONE (FRONT RH) SIGNAL

1. Turn ignition switch OFF.

2. Connect BOSE speaker amp. harness connector and active noise control microphone (front RH) harness connector.

3. Turn ignition switch ON.

4. Check the signal between BOSE speaker amp. harness connector terminals.

   BOSE speaker amp.			Condition	Reference value
   Connector	(+)	(−)
   	Terminal
   B39	10	18	Input interior sound

Is the inspection result normal?

Replace BOSE speaker amp. Refer to Removal and Installation.

Replace active noise control microphone (front RH). Refer to Removal and Installation.

B1f10-12 Anc Mic2

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Harness or connectors [active noise control microphone (front RH) circuit is short to voltage]

• Active noise control microphone (front RH)

• BOSE speaker amp.

FAIL-SAFE

Active noise cancellation function is deactivated

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1F10-12 detected?

Proceed toDiagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK ACTIVE NOISE CONTROL MICROPHONE (FRONT RH) CIRCUITS FOR SHORT TO VOLTAGE

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. harness connector and active noise control microphone (front RH) harness connector.

3. Turn ignition switch ON.

4. Check voltage between BOSE speaker amp. harness connector and ground.

   (+)		(−)	Voltage (Approx.)
   BOSE speaker amp.
   Connector	Terminal
   B39	10	Ground	0 V

Is the inspection result normal?

GO TO 2.

Repair or replace harness or connectors.

CHECK ACTIVE NOISE CONTROL MICROPHONE (FRONT RH) SIGNAL

1. Turn ignition switch OFF.

2. Connect BOSE speaker amp. harness connector and active noise control microphone (front RH) harness connector.

3. Turn ignition switch ON.

4. Check signal between BOSE speaker amp. harness connector terminals.

   BOSE speaker amp.			Condition	Reference value
   Connector	(+)	(−)
   	Terminal
   B39	10	18	Input interior sound

Is the inspection result normal?

Replace BOSE speaker amp. Refer to Removal and Installation.

Replace active noise control microphone (front RH). Refer to Removal and Installation.

B1f10-13 Anc Mic2

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Harness or connectors [active noise control microphone (front RH) circuit is open]

• Active noise control microphone (front RH)

• BOSE speaker amp.

FAIL-SAFE

Active noise cancellation function is deactivated

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1F10-13 detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK ACTIVE NOISE CONTROL MICROPHONE (FRONT RH) CIRCUITS FOR OPEN

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. harness connector and active noise control microphone (front RH) harness connector.

3. Check continuity between BOSE speaker amp. harness connector and active noise control microphone (front RH) harness connector.

   BOSE speaker amp.		Active noise control microphone (front RH)		Continuity
   Connector	Terminal	Connector	Terminal
   B39	10	R25	1	Existed
   	18		2

Is the inspection result normal?

GO TO 2.

Repair or replace harness or connectors.

CHECK ACTIVE NOISE CONTROL MICROPHONE (FRONT RH) SIGNAL

1. Turn ignition switch OFF.

2. Connect BOSE speaker amp. harness connector and active noise control microphone (front RH) harness connector.

3. Turn ignition switch ON.

4. Check signal between BOSE speaker amp. harness connector terminals.

   BOSE speaker amp.			Condition	Reference value
   Connector	(+)	(−)
   	Terminal
   B39	10	18	Input interior sound

Is the inspection result normal?

Replace BOSE speaker amp. Refer to Removal and Installation.

Replace active noise control microphone (front RH). Refer to Removal and Installation.

B1f15-01 Anc Mic3

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Harness or connectors [Active noise control microphone (rear) circuit is short]

• Active noise control microphone (rear)

• BOSE speaker amp.

FAIL-SAFE

Active noise cancellation function is deactivated

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1F15-01 detected?

Proceed to Diagnosis Procedure

To check malfunction symptom before repair: Intermittent Incident

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK ACTIVE NOISE CONTROL MICROPHONE (REAR) CIRCUITS FOR SHORT

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. harness connector and rear microphone harness connector.

3. Check continuity between BOSE speaker amp. harness connector terminals.

   BOSE speaker amp.			Continuity
   Connector	Terminal
   B39	9	17	Not existed

Is the inspection result normal?

GO TO 2.

Repair or replace harness or connectors.

CHECK ACTIVE NOISE CONTROL MICROPHONE (REAR) SIGNAL

1. Turn ignition switch OFF.

2. Connect BOSE speaker amp. harness connector and active noise control microphone (rear) harness connector.

3. Turn ignition switch ON.

4. Check the signal between BOSE speaker amp. harness connector terminals.

   BOSE speaker amp.			Condition	Reference value
   Connector	(+)	(−)
   	Terminal
   B39	9	17	Input interior sound

Is the inspection result normal?

Replace BOSE speaker amp. Refer to Removal and Installation.

Replace active noise control microphone (rear). Refer to Removal and Installation.

B1f15-11 Anc Mic3

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Harness or connectors [active noise control microphone (rear) circuit is short to voltage]

• Active noise control microphone (rear)

• BOSE speaker amp.

FAIL-SAFE

Active noise cancellation function is deactivated

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1F15-11 detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK ACTIVE NOISE CONTROL MICROPHONE (REAR) CIRCUITS FOR SHORT TO GROUND

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. harness connector and active noise control microphone (rear) harness connector.

3. Check the continuity between BOSE speaker amp. harness connector and ground.

   BOSE speaker amp.		Ground	Continuity
   Connector	Terminal
   B39	9		Not existed

Is the inspection result normal?

GO TO 2.

Repair or replace harness or connectors.

CHECK ACTIVE NOISE CONTROL MICROPHONE (REAR) SIGNAL

1. Turn ignition switch OFF.

2. Connect BOSE speaker amp. harness connector and active noise control microphone (rear) harness connector.

3. Turn ignition switch ON.

4. Check the signal between BOSE speaker amp. harness connector terminals.

   BOSE speaker amp.			Condition	Reference value
   Connector	(+)	(−)
   	Terminal
   B39	9	17	Input interior sound

Is the inspection result normal?

Replace BOSE speaker amp. Refer to Removal and Installation.

Replace active noise control microphone (rear). Refer to Removal and Installation.

B1f15-12 Anc Mic3

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Harness or connectors [active noise control microphone (rear) circuit is short to voltage]

• Active noise control microphone (rear)

• BOSE speaker amp.

FAIL-SAFE

—

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1F15-12 detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK ACTIVE NOISE CONTROL MICROPHONE (REAR) CIRCUITS FOR SHORT TO VOLTAGE

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. harness connector and active noise control microphone (rear) harness connector.

3. Turn ignition switch ON.

4. Check voltage between BOSE speaker amp. harness connector and ground.

   (+)		(−)	Voltage (Approx.)
   BOSE speaker amp.
   Connector	Terminal
   B39	9	Ground	0 V

Is the inspection result normal?

GO TO 2.

Repair or replace harness or connectors.

CHECK ACTIVE NOISE CONTROL MICROPHONE (REAR) SIGNAL

1. Turn ignition switch OFF.

2. Connect BOSE speaker amp. harness connector and active noise control microphone (rear) harness connector.

3. Turn ignition switch ON.

4. Check signal between BOSE speaker amp. harness connector terminals.

   BOSE speaker amp.			Condition	Reference value
   Connector	(+)	(−)
   	Terminal
   B39	9	17	Input interior sound

Is the inspection result normal?

Replace BOSE speaker amp. Refer to Removal and Installation.

Replace active noise control microphone (rear). Refer to Removal and Installation.

B1f15-13 Anc Mic3

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Harness or connectors [active noise control microphone (rear) circuit is open]

• Active noise control microphone (rear)

• BOSE speaker amp.

FAIL-SAFE

Active noise cancellation function is deactivated

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1F15-13 detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK ACTIVE NOISE CONTROL MICROPHONE (REAR) CIRCUITS FOR OPEN

1. Turn ignition switch OFF.

2. Disconnect BOSE speaker amp. harness connector and active noise control microphone (rear) harness connector.

3. Check continuity between BOSE speaker amp. harness connector and active noise control microphone (rear) harness connector.

   BOSE speaker amp.		Active noise control microphone (rear)		Continuity
   Connector	Terminal	Connector	Terminal
   B39	9	R26	1	Existed
   	17		2

Is the inspection result normal?

GO TO 2.

Repair or replace harness or connectors.

CHECK ACTIVE NOISE CONTROL MICROPHONE (REAR) SIGNAL

1. Turn ignition switch OFF.

2. Connect BOSE speaker amp. harness connector and active noise control microphone (rear) harness connector.

3. Turn ignition switch ON.

4. Check signal between BOSE speaker amp. harness connector terminals.

   BOSE speaker amp.			Condition	Reference value
   Connector	(+)	(−)
   	Terminal
   B39	9	17	Input interior sound

Is the inspection result normal?

Replace BOSE speaker amp. Refer to Removal and Installation.

Replace active noise control microphone (rear). Refer to Removal and Installation.

B1f20-29 Can Signal Error

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Combination meter

• BOSE speaker amp.

FAIL-SAFE

Active sound enhancement function is stopped.

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1F20-29 detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SELF-DIAGNOSTIC RESULT OF COMBINATION METER

With CONSULT

1. Turn ignition switch ON.

2. Erase DTC.

3. Check “Self Diagnostic Result” of “METER/M&A” using CONSULT.

Is any DTC detected?

Perform trouble diagnosis for detected DTC. Refer to DTC Index.

GO TO 2.

CHECK INTERMITTENT INCIDENT

Check the intermittent incident. Refer to Intermittent Incident.

GO TO 3.

PERFORM DTC CONFIRMATION PROCEDURE AGAIN

With CONSULT

Perform DTC confirmation procedure again. Refer to DTC Description.

Is DTC B1F20-29 detected again?

Replace BOSE speaker amp. Refer to Removal and Installation.

INSPECTION END

B1f21-29 Can Signal Error

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Combination meter

• BOSE speaker amp.

FAIL-SAFE

Active noise cancellation and active sound enhancement are deactivated

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1F21-29 detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SELF-DIAGNOSTIC RESULT OF BCM

With CONSULT

1. Turn ignition switch ON.

2. Erase DTC.

3. Check “Self Diagnostic Result” of “METER/M&A” using CONSULT.

Is any DTC detected?

Perform trouble diagnosis for detected DTC. Refer to DTC Index.

GO TO 2.

CHECK INTERMITTENT INCIDENT

Check the intermittent incident. Refer to Intermittent Incident.

GO TO 3.

PERFORM DTC CONFIRMATION PROCEDURE AGAIN

With CONSULT

Perform DTC confirmation procedure again. Refer to DTC Description.

Is DTC B1F21-29 detected again?

Replace BOSE speaker amp. Refer to Removal and Installation.

INSPECTION END

B1f24-29 Can Signal Error

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• ABS actuator and electric unit (control unit)

• BOSE speaker amp.

FAIL-SAFE

Active sound enhancement function is deactivated

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1F24-29 detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SELF-DIAGNOSTIC RESULT OF ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)

With CONSULT

1. Turn ignition switch ON.

2. Erase DTC.

3. Check “Self Diagnostic Result” of “ABS” using CONSULT.

Is any DTC detected?

Perform trouble diagnosis for detected DTC. Refer to DTC Index.

GO TO 2.

CHECK INTERMITTENT INCIDENT

Check the intermittent incident. Refer to Intermittent Incident.

GO TO 3.

PERFORM DTC CONFIRMATION PROCEDURE AGAIN

With CONSULT

Perform DTC confirmation procedure again. Refer to DTC Description.

Is DTC B1F24-29 detected again?

Replace BOSE speaker amp. Refer to Removal and Installation.

INSPECTION END

B1f26-29 Can Signal Error

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• TCM

• BOSE speaker amp.

FAIL-SAFE

Active noise cancellation and active sound enhancement are fixed to a standard mode.

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC B1F26-29 detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK SELF-DIAGNOSTIC RESULT OF TCM

With CONSULT

1. Turn ignition switch ON.

2. Erase DTC.

3. Check “Self Diagnostic Result” of “TRANSMISSION” using CONSULT.

Is any DTC detected?

Perform trouble diagnosis for detected DTC. Refer to DTC Index.

GO TO 2.

CHECK INTERMITTENT INCIDENT

Check the intermittent incident. Refer to Intermittent Incident.

GO TO 3.

PERFORM DTC CONFIRMATION PROCEDURE AGAIN

With CONSULT

Perform DTC confirmation procedure again. Refer to DTC Description.

Is DTC B1F26-29 detected again?

Replace BOSE speaker amp. Refer to Removal and Installation.

INSPECTION END

U2140-87 Can Comm Circuit

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

CAN communication system (ECM)

FAIL-SAFE

The system using the CAN communication signal from control unit which cannot communicate does not function.

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC “U2140-87” detected?

Proceed to Diagnosis Procedure

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

PERFORM DTC CONFIRMATION PROCEDURE AGAIN

With CONSULT

1. Turn ignition switch ON.

2. Erase DTC.

3. Perform DTC confirmation procedure again. Refer to DTC Description.

Is DTC U2140-87 detected again?

Perform the trouble diagnosis for CAN communication system. Refer to Trouble Diagnosis Flow Chart.

INSPECTION END

U2141-87 Can Comm Circuit

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

CAN communication system (TCM)

FAIL-SAFE

The system using the CAN communication signal from control unit which cannot communicate does not function.

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait at least 4 minutes or more.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC “U2141-87” detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

PERFORM DTC CONFIRMATION PROCEDURE AGAIN

With CONSULT

1. Turn ignition switch ON.

2. Erase DTC.

3. Perform DTC confirmation procedure again. Refer to DTC Description.

Is DTC U2141-87 detected again?

Perform the trouble diagnosis for CAN communication system. Refer to Trouble Diagnosis Flow Chart.

INSPECTION END

U2148-87 Can Comm Circuit

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

CAN communication system (brake control unit)

FAIL-SAFE

The system using the CAN communication signal from control unit which cannot communicate does not function.

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait at least 4 minutes or more.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC “U2148–87” detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

PERFORM DTC CONFIRMATION PROCEDURE AGAIN

With CONSULT

1. Turn ignition switch ON.

2. Erase DTC.

3. Perform DTC confirmation procedure again. Refer to DTC Description.

Is DTC U2148-87 detected again?

Perform the trouble diagnosis for CAN communication system. Refer to Trouble Diagnosis Flow Chart.

INSPECTION END

U214e-87 Can Comm Circuit

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

CAN communication system (combination meter)

FAIL-SAFE

The system using the CAN communication signal from control unit which cannot communicate does not function.

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC “U214E-87” detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

PERFORM DTC CONFIRMATION PROCEDURE AGAIN

With CONSULT

1. Turn ignition switch ON.

2. Erase DTC.

3. Perform DTC confirmation procedure again. Refer to DTC Description.

Is DTC U214E-87 detected again?

Perform the trouble diagnosis for CAN communication system. Refer to Trouble Diagnosis Flow Chart.

INSPECTION END

U214f-87 Can Comm Circuit

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

CAN communication system (BCM)

FAIL-SAFE

The system using the CAN communication signal from control unit which cannot communicate does not function.

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC “U214F-87” detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

PERFORM DTC CONFIRMATION PROCEDURE AGAIN

With CONSULT

1. Turn ignition switch ON.

2. Erase DTC.

3. Perform DTC confirmation procedure again. Refer to DTC Description.

Is DTC U214F-87 detected again?

Perform the trouble diagnosis for CAN communication system. Refer to Trouble Diagnosis Flow Chart.

INSPECTION END

U215b-87 Can Communication

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

CAN communication system (IPDM E/R)

FAIL-SAFE

The system using the CAN communication signal from control unit which cannot communicate does not function.

CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

1. Turn ignition switch ON.

2. Turn ignition switch OFF and wait for 4 minutes.

3. Turn ignition switch ON and wait at least 1 minute or more.

4. Select “Self Diagnostic Result” mode of “Audio amp.” using CONSULT.

5. Check DTC.

Is DTC U215B-87 detected?

Proceed to Diagnosis Procedure.

To check malfunction symptom before repair: Refer to Intermittent Incident.

Confirmation after repair: INSPECTION END

Diagnosis Procedure

PERFORM DTC CONFIRMATION PROCEDURE AGAIN

With CONSULT

1. Turn ignition switch ON.

2. Erase DTC.

3. Perform DTC confirmation procedure again. Refer to DTC Description.

Is DTC U215B-87 detected again?

Perform the trouble diagnosis for CAN communication system. Refer to Trouble Diagnosis Flow Chart.

INSPECTION END