Diagnosis Procedure

1. CHECK BCM POWER SUPPLY AND GROUND CIRCUIT

Check BCM power supply and ground circuit.

Refer to BCS-42, "Diagnosis Procedure".

Is the inspection result normal? YES >> GO TO 2

NO >> Repair or replace the malfunctioning parts.

2. CHECK MAIN POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH POWER SUPPLY AND GROUND CIRCUIT

Check power window switch main power supply and ground circuit.

Refer to PWC-198, "POWER WINDOW MAIN SWITCH : Component Function Check".

Is the inspection result normal? YES >> GO TO 3

NO >> Repair or replace the malfunctioning parts.

3. CHECK MAIN POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH SERIAL CIRCUIT

Check main power window and door lock/unlock switch serial circuit.

Refer to PWC-198, "POWER WINDOW MAIN SWITCH : Component Function Check".

Is the inspection result normal? YES >> GO TO 4

NO >> Repair or replace the malfunctioning parts.

4. CHECK MAIN POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH

Check main power window and door lock/unlock switch.

Refer to PWC-198, "POWER WINDOW MAIN SWITCH : Component Function Check".

Is the inspection result normal? YES >> Inspection End.

NO >> Check intermittent incident. Refer to GI-42, "Intermittent Incident".