Diagnosis Procedure
Regarding Wiring Diagram information, refer to WIRING DIAGRAM .
- CHECK PUSH-BUTTON IGNITION SWITCH OUTPUT SIGNAL (PUSH-BUTTON IGNITION SWITCH)
- Turn ignition switch OFF.
- Disconnect push-button ignition switch connector and IPDM E/R connector E120.
- Check voltage between push-button ignition switch connector M17 and ground.
Push-button ignition switch Ground Voltage
(Approx.)Connector Terminal M17 5 - Battery voltage
Is the inspection result normal?
YES
GO TO STEP 3 .
NO
GO TO STEP 2 .
- CHECK PUSH-BUTTON IGNITION SWITCH CIRCUIT (BCM)
- Disconnect BCM connector M19.
- Check continuity between BCM connector M19 and push-button ignition switch connector M17.
BCM Push-button ignition switch Continuity Connector Terminal Connector Terminal M19 89 M17 5 Yes - Check continuity between BCM connector M19 and ground.
BCM Ground Continuity Connector Terminal M19 89 - No
Is the inspection result normal?
YES
Replace BCM. Refer to REMOVAL AND INSTALLATION .
NO
Repair or replace harness or connectors.
- CHECK IGNITION SWITCH OUTPUT SIGNAL (IPDM E/R)
Check voltage between IPDM E/R connector E120 and ground.
IPDM E/R Ground Voltage
(Approx.)Connector Terminal E120 32 - Battery voltage Is the inspection result normal?
YES
GO TO STEP 5 .
NO
GO TO STEP 4 .
- CHECK PUSH-BUTTON IGNITION SWITCH CIRCUIT (IPDM E/R)
- Disconnect BCM connector M19.
- Check continuity between IPDM E/R connector E120 and push-button ignition switch connector M17.
IPDM E/R Push-button ignition switch Continuity Connector Terminal Connector Terminal E120 32 M17 5 Yes - Check continuity between IPDM E/R connector E120 and ground.
IPDM E/R Ground Continuity Connector Terminal E120 32 - No
Is the inspection result normal?
YES
Replace IPDM E/R. Refer to REMOVAL AND INSTALLATION .
NO
Repair or replace harness or connectors.
- CHECK PUSH-BUTTON IGNITION SWITCH GROUND CIRCUIT
Check continuity between push-button ignition switch connector M17 and ground.
Push-button ignition switch Ground Continuity Connector Terminal M17 4 - Yes Is the inspection result normal?
YES
GO TO STEP 6 .
NO
Repair or replace harness or connectors.
- CHECK PUSH-BUTTON IGNITION SWITCH
Refer to COMPONENT INSPECTION .
Is the inspection result normal?
YES
Refer to INTERMITTENT INCIDENT .
NO
Replace push-button ignition switch. Refer to REMOVAL AND INSTALLATION .