Diagnosis Procedure
- CHECK BCM POWER SUPPLY AND GROUND CIRCUIT
Check BCM power supply and ground circuit.
Refer to "BCM: DIAGNOSIS PROCEDURE ".
Is the inspection result normal?
YES: GO TO 2.
NO: Repair or replace the malfunctioning parts.
- 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 "POWER WINDOW MAIN SWITCH: COMPONENT FUNCTION CHECK ".
Is the inspection result normal?
YES: GO TO 4.
NO: Repair or replace the malfunctioning parts.
- CHECK MAIN POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH SERIAL CIRCUIT
Check main power window and door lock/unlock switch serial circuit.
Refer to "POWER WINDOW MAIN SWITCH: COMPONENT FUNCTION CHECK ".
Is the inspection result normal?
YES: Check intermittent incident. Refer to "INTERMITTENT INCIDENT ".
NO: Repair or replace the malfunctioning parts.