1.CHECK BCM POWER SUPPLY AND GROUND CIRCUIT Check BCM power supply and ground circuit. Refer to Diagnosis Procedure. Is the inspection result normal? YES>>GO TO 2.
NO>>Repair or replace the malfunctioning parts.
2.CHECK POWER WINDOW MOTOR POWER SUPPLY AND GROUND CIRCUIT
Check power window motor power supply and ground circuit.
Refer to Diagnosis Procedure.
Is the inspection result normal?
YES>>GO TO 3.
NO>>Repair or replace the malfunctioning parts.
3.CHECK POWER WINDOW MAIN SWITCH POWER SUPPLY AND GROUND CIRCUIT
Check power window main switch power supply and ground circuit.
Refer to Diagnosis Procedure.
Is the inspection result normal?
YES>>GO TO 4.
NO>>Repair or replace the malfunctioning parts.
4.CONFIRM THE OPERATION
Confirm the operation again.
Is the inspection result normal?
YES>>Check intermittent incident. Refer to Intermittent Incident.
NO>>GO TO 1.