Nissan Rogue (T33) 2021-Present Service Manual: P1564 Ascd Steering Switch

DTC Description

DTC DETECTION LOGIC

POSSIBLE CAUSE

• Harness or connectors (ASCD steering switch circuit is open or shorted.)

• ASCD steering switch

• ECM

FAIL-SAFE

Engine Control System

Not applicable

Stop/Start System

Not applicable

DTC Confirmation Procedure

CHECK DTC PRIORITY

If DTC P1564 is displayed with other DTC, first perform the trouble diagnosis for other DTC.

Is applicable DTC detected?

Perform diagnosis of applicable. Refer to DTC Index.

GO TO 2.

PRECONDITIONING

If DTC Confirmation Procedure has been previously conducted, always perform the following procedure before conducting the next test.

1. Ignition switch OFF and wait at least 10 seconds.

2. Ignition switch ON.

3. Ignition switch OFF and wait at least 10 seconds.

GO TO 3.

PERFORM DTC CONFIRMATION PROCEDURE

1. Ignition switch ON.

2. Wait at least 10 seconds.

3. Press MAIN switch for at least 10 seconds, then release it and wait at least 10 seconds.

4. Press CANCEL switch for at least 10 seconds, then release it and wait at least 10 seconds.

5. Press RES+ switch for at least 10 seconds, then release it and wait at least 10 seconds.

6. Press SET— switch for at least 10 seconds, then release it and wait at least 10 seconds.

7. Check DTC.

Is DTC detected?

Proceed to DTC Diagnosis Procedure.

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

Confirmation after repair: INSPECTION END

DTC Diagnosis Procedure

CHECK DTC PRIORITY

If DTC P1564 is displayed with other DTC, first perform the trouble diagnosis for other DTC.

Is applicable DTC detected?

Perform diagnosis of applicable. Refer to DTC Index.

GO TO 2.

CHECK ASCD STEERING SWITCH CIRCUIT

With CONSULT

1. Turn ignition switch ON.

2. Select “CANCEL SW”, “RES+ SW” and “SET- SW” in “DATA MONITOR” mode of “ENGINE” using CONSULT.

3. Check each item indication as per the following conditions.

   Monitor item	Condition		Indication
   MAIN SW	MAIN switch	Pressed	ON
   		Released	OFF
   CANCEL SW	CANCEL switch	Pressed	ON
   		Released	OFF
   RESUME/ACC SW	RES+ switch	Pressed	ON
   		Released	OFF
   SET SW	SET- switch	Pressed	ON
   		Released	OFF

Without CONSULT

1. Turn ignition switch ON.

2. Check the voltage between ECM harness connector terminals.

   ECM			Condition	Voltage (Approx.)
   Connector	+	-
   	Terminal
   E21	142	143	MAIN switch: Pressed	0 V
   			CANCEL switch: Pressed	1 V
   			SET- switch: Pressed	2 V
   			RES+ switch: Pressed	3 V
   			All ASCD steering switches: Released	4 V

Is the inspection result normal?

Check intermittent incident. Refer to Intermittent Incident.

GO TO 3.

CHECK ASCD STEERING SWITCH GROUND CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect ECM harness connector.

3. Disconnect spiral cable harness connector.

4. Check the continuity between spiral cable and ECM harness connector.

   +		−		Continuity
   Spiral cable		ECM
   Connector	Terminal	Connector	Terminal
   M30	1	E21	143	Existed

5. Also check harness for short to ground and to power.

Is the inspection result normal?

GO TO 4.

Repair or replace error-detected parts.

CHECK ASCD STEERING SWITCH INPUT SIGNAL CIRCUIT

1. Check the continuity between ECM harness connector and spiral cable.

   +		−		Continuity
   Spiral cable		ECM
   Connector	Terminal	Connector	Terminal
   M30	8	E21	142	Existed

2. Also check harness for short to ground and to power.

Is the inspection result normal?

GO TO 5.

Repair or replace error-detected parts.

CHECK ASCD STEERING SWITCH

Refer to Component Inspection.

Is the inspection result normal?

Check intermittent incident. Refer to Intermittent Incident.

Replace ASCD steering switch. Refer to Exploded View.