Nissan Rogue (T33) 2021-Present Service Manual: B2e08-01 Microphone

Nissan Rogue (T33) 2021-Present Service Manual / Driver Information & Multimedia :: Audio, Visual & Navigation System / Telematics System :: Dtc/circuit Diagnosis / B2e08-01 Microphone

DTC Description

DTC DETECTION LOGIC

DTC No.

CONSULT screen terms

(Trouble diagnosis content) 		DTC detection condition
B2E08–01

Microphone

(Microphone) 		1 Diagnosis condition When ignition switch is ON.
Signal (terminal) Microphone signal
Threshold 7.2 V or more
Diagnosis delay time 1 second or more
2 Diagnosis condition When ignition switch is ON.
Signal (terminal) Microphone signal
Threshold 0.2 V or less
Diagnosis delay time 1 second or more

POSSIBLE CAUSE

  • Microphone signal circuit short to power supply

  • Microphone signal circuit short to ground

  • Microphone

FAIL-SAFE

Microphone does not operate

DTC CONFIRMATION PROCEDURE

PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT

  1. Turn ignition switch ON.

  2. Turn ignition switch OFF and wait at least 30 seconds.

  3. Turn ignition switch ON and wait at least 30 seconds or more.

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

  5. Check DTC.

Is DTC B2E08-01 detected?

YES>>

Refer to Diagnosis Procedure.

NO-1>>

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

NO-2>>

Confirmation after repair: INSPECTION END

Diagnosis Procedure

CHECK MICROPHONE SIGNAL CIRCUIT AND MICROPHONE POWER SUPPLY CIRCUIT CONTINUITY

  1. Turn ignition switch OFF.

  2. Disconnect TCU connector and microphone connector.

  3. Check continuity between TCU connector and microphone connector.

    TCU Microphone Continuity
    Connector Terminal Connector Terminal
    M35 17 R8 8 Existed
    18 3

  4. Check the continuity between TCU connector and ground.

    TCU Ground Continuity
    Connector Terminal
    M35 18 Not existed
    17

Is the inspection result normal?

YES>>

GO TO 2.

NO>>

Repair or replace harness or connectors.

CHECK MICROPHONE POWER SUPPLY VOLTAGE

  1. Connect TCU connector and microphone connector.

  2. Turn ignition switch ON.

  3. Check voltage between TCU connector and ground.

    (+) (−)

    Voltage

    (Approx.)
    TCU
    Connector Terminal
    M35 18 Ground 4.72 V

Is the inspection result normal?

YES>>

GO TO 3.

NO>>

Replace TCU. Refer to Removal & Installation.

CHECK MICROPHONE SIGNAL

Check signal between TCU connector and ground.

(+) (−) Condition Reference value
TCU
Connector Terminal
M35 17 Ground Speak into microphone.

Is the inspection result normal?

YES>>

Replace TCU.Refer to Removal & Installation.

NO>>

Replace microphone.Refer to Removal and Installation.

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