Diagnosis Procedure

PUSH-BUTTON IGNITION SWITCH ILLUMINATION CIRCUIT


Description

Provides the power supply and the ground to control the push-button ignition switch illumination.




PUSH-BUTTON IGNITION SWITCH ILLUMINATION CIRCUIT


Diagnosis Procedure

Regarding Wiring Diagram information, Interior Illumination.
1.CHECK PUSH-BUTTON IGNITION SWITCH ILLUMINATION OPERATION
CONSULT-III





1. Turn the ignition switch ON.
2. Select "ENGINE SW ILLUMI" of BCM (INTELLIGENT KEY) active test item.
3. While operating the test item, check voltage between push-button ignition switch connector M38 terminal 3 and ground.






Is the inspection result normal?
YES - GO TO 4
NO - GO TO 2
2.CHECK PUSH-BUTTON IGNITION SWITCH ILLUMINATION POWER SUPPLY OPEN CIRCUIT





1. Turn the ignition switch OFF.
2. Disconnect BCM connector M18 and push-button ignition switch connector.
3. Check continuity between BCM connector M18 (A) terminal 41 and push-button ignition switch connector M38 (B) terminal 3.





Is the inspection result normal?
YES - GO TO 3
NO - Repair the harness or connectors.
3.CHECK PUSH-BUTTON IGNITION SWITCH ILLUMINATION POWER SUPPLY SHORT CIRCUIT





Check continuity between BCM connector M18 terminal 41 and ground.





Is the inspection result normal?
YES - Replace BCM. Body Control System.
NO - Repair the harness or connectors.
4.CHECK PUSH-BUTTON IGNITION SWITCH ILLUMINATION GROUND CIRCUIT





1. Turn the ignition switch OFF.
2. Disconnect push-button ignition switch connector.
3. Check continuity between push-button ignition switch connector
M38 terminal 2 and ground.





Is the inspection result normal?
YES - Replace push-button ignition switch.
NO - GO TO 5
5.CHECK PUSH-BUTTON IGNITION SWITCH ILLUMINATION GROUND OPEN CIRCUIT





1. Disconnect BCM connector M17.
2. Check continuity between BCM connector M17 (A) terminal 14 and push-button ignition switch connector M38 (B) terminal 2.





Is the inspection result normal?
YES - Replace BCM. Body Control System.
NO - Repair the harness or connectors.