Nissan Juke Service and Repair Manual : P1564 ASCD steering switch

DTC Logic

DTC DETECTION LOGIC

NOTE

:
If DTC P1564 is displayed with DTC P0605, first perform the trouble diagnosis for DTC P0605. Refer to EC-302, "DTC Logic".

DTC CONFIRMATION PROCEDURE


DTC CONFIRMATION PROCEDURE

1.PRECONDITIONING

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

1. Turn ignition switch OFF and wait at least 10 seconds.

2. Turn ignition switch ON.

3. Turn ignition switch OFF and wait at least 10 seconds.

>> GO TO 2.

2.PERFORM DTC CONFIRMATION PROCEDURE

1. Turn 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? YES >> Proceed to EC-343, "Diagnosis Procedure".

NO >> INSPECTION END

Diagnosis Procedure

1.CHECK ASCD STEERING SWITCH CIRCUIT

1. Turn ignition switch ON. With CONSULT-III


1. Turn ignition switch ON.

2. Select “CANCEL SW”, “RESUME/ACC SW” and “SET SW” in “DATA MONITOR” mode of “ENGINE” using CONSULT-III.

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


Without CONSULT-III


1. Turn ignition switch ON. Without CONSULT-III


1. Turn ignition switch ON.

2. Check the voltage between ECM harness connector terminals.

Is the inspection result normal?


Is the inspection result normal? YES >> Check intermittent incident. Refer to GI-42, "Intermittent Incident".

NO >> GO TO 2.

2.CHECK ASCD STEERING SWITCH GROUND CIRCUIT

1. Turn ignition switch OFF.

2. Disconnect ECM harness connector.

3. Disconnect combination switch (spiral cable) harness connector.

4. Check the continuity between combination switch (spiral cable) and ECM harness connector.

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


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

Is the inspection result normal? YES >> GO TO 3.

NO >> Repair or replace error-detected parts.

3.CHECK ASCD STEERING SWITCH INPUT SIGNAL CIRCUIT

1. Check the continuity between ECM harness connector and combination switch.

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


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

Is the inspection result normal? YES >> GO TO 4.

NO >> Repair or replace error-detected parts.

4.CHECK ASCD STEERING SWITCH

Refer to EC-345, "Component Inspection".

Is the inspection result normal?

YES >> Check intermittent incident. Refer to GI-42, "Intermittent Incident".

NO >> Replace ASCD steering switch. Refer to ST-9, "Exploded View".

Component Inspection

1.CHECK ASCD STEERING SWITCH-I

1. Disconnect combination switch (spiral cable) harness connector.

2. Check the continuity between combination switch harness connector terminals as per the following conditions.

Is the inspection result normal?


Is the inspection result normal? YES >> INSPECTION END

NO >> Replace ASCD steering switch. Refer to ST-9, "Exploded View".

2.CHECK ASCD STEERING SWITCH

1. Disconnect combination switch (spiral cable) harness connector.

2. Check the resistance between combination switch harness connector terminals as per the following conditions.

Is the inspection result normal?


Is the inspection result normal? YES >> INSPECTION END NO >> Replace ASCD steering switch. Refer to ST-9, "Exploded View".

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