Diagnosis Procedure
- CHECK STEP LAMP OUTPUT
CONSULT ACTIVE TEST
- Turn ignition switch OFF.
- Remove the step lamp bulbs (ALL).
- Turn ignition switch ON.
- Select "STEP LAMP TEST" of BCM (INT LAMP) active test item.
- With operating the test item, check continuity between BCM harness connector and ground.
BCM Ground Test item Continuity Connector Terminal M70 62 STEP LAMP TEST On Existed Off Not existed Is the inspection result normal?
YES
GO TO STEP 2 .
NO - 1
Continuity exists and remains unchanged: GO TO STEP 3 .
NO - 2
Continuity does not exist and remains unchanged: Replace BCM. Refer to REMOVAL AND INSTALLATION .
- CHECK STEP LAMP OPEN CIRCUIT
- Turn ignition switch OFF.
- Disconnect BCM connector, and step lamp connector.
- Check continuity between BCM harness connector and step lamp harness connector.
BCM Step lamp Continuity Connector Terminal Connector Terminal M70 62 Driver side D8 2 Existed Passenger side D29 Rear LH D66 Rear RH D46 Is the inspection result normal?
YES
Replace step lamp.
NO
Repair or replace harnesses.
- CHECK STEP LAMP SHORT CIRCUIT
- Turn ignition switch OFF.
- Check continuity between BCM harness connector and ground.
BCM Ground Continuity Connector Terminal M70 62 Not existed Is the inspection result normal?
YES
Repair or replace harnesses.
NO
Replace BCM. Refer to REMOVAL AND INSTALLATION .