Nissan Versa (N17): Steering switch

Diagnosis Procedure

Regarding Wiring Diagram information, refer to AV "Wiring Diagram".

1.CHECK STEERING WHEEL AUDIO CONTROL SWITCH RESISTANCE

1. Turn ignition switch OFF.

2. Disconnect combination switch connector M88.

3. Check resistance between the terminals of combination switch connector M88.

Is the inspection result normal?

YES >> GO TO 2.

NO >> Replace steering switches. Refer to AV "Removal and Installation".

2.CHECK HARNESS BETWEEN BLUETOOTH CONTROL UNIT AND COMBINATION SWITCH

1. Disconnect Bluetooth control unit connector B33 and combination switch connector M30.

2. Check continuity between Bluetooth control unit connector B33 and combination switch connector M30.

3. Check continuity between Bluetooth control unit connector B33 and ground.

Is the inspection result normal?

YES >> GO TO 3.

NO >> Repair or replace harness or connectors.

3.CHECK COMBINATION SWITCH

Check continuity between combination switch connectors M88 and M30.

Is the inspection result normal?

YES >> GO TO 4.

NO >> Replace spiral cable. Refer to SR "Removal and Installation".

4.CHECK HARNESS BETWEEN BLUETOOTH CONTROL UNIT AND AUDIO UNIT

1. Disconnect audio unit connector M44.

2. Check continuity between Bluetooth control unit connector B33 and audio unit connector M44.

3. Check continuity between Bluetooth control unit connector B33 and ground.

Is the inspection result normal?

YES >> Replace audio unit. Refer to AV "Removal and Installation".

NO >> Repair or replace harness or connectors.

SYMPTOM DIAGNOSIS