Diagnosis Procedure
WARNING: This page is about a different car, the 2017 Nissan Sentra. However, it is still accessible from the selected car via links, so may be relevant.
Regarding Wiring Diagram information, refer to WIRING DIAGRAM .
- CHECK INPUT 1 - 5 CIRCUIT FOR OPEN
- Turn ignition switch OFF.
- Disconnect BCM and combination switch connectors.
- Check continuity between BCM connector and combination switch connector.
Combination switch signal BCM Combination switch Continuity Connector Terminal Connector Terminal INPUT 1 M21 36 M28 11 Yes INPUT 2 35 9 INPUT 3 34 7 INPUT 4 33 10 INPUT 5 32 13
Is the inspection result normal?
YES
GO TO STEP 2.
NO
Repair harness or connectors.
- CHECK INPUT 1 - 5 CIRCUIT FOR SHORT
Check for continuity between BCM connector and ground.
Combination switch
signalBCM Ground Continuity Connector Terminal INPUT 1 M21 36 No INPUT 2 35 INPUT 3 34 INPUT 4 33 INPUT 5 32 Is the inspection result normal?
YES
GO TO STEP 3 .
NO
Repair harness or connectors.
- CHECK BCM OUTPUT VOLTAGE
- Connect BCM connector.
- Check voltage between BCM connector and ground.
BCM signal Terminals Voltage (+) (-) BCM Ground Connector Terminal OUTPUT 1 M21 36 Refer to REFERENCE VALUE . OUTPUT 2 35 OUTPUT 3 34 OUTPUT 4 33 OUTPUT 5 32
Is the inspection result normal?
YES
Replace combination switch.
NO
Replace BCM. Refer to REMOVAL AND INSTALLATION .