Diagnosis Procedure
- CHECK BCM POWER SUPPLY AND GROUND CIRCUIT
Check BCM power supply and ground circuit.
Is the inspection result normal?
YES: GO TO 2.
NO: Repair or replace the malfunctioning parts.
- CHECK POWER WINDOW MAIN SWITCH POWER SUPPLY AND GROUND CIRCUIT
Check power window switch power supply and ground circuit.
Refer to "POWER WINDOW MAIN SWITCH: DIAGNOSIS PROCEDURE ".
Is the inspection result normal?
YES: GO TO 3.
NO: Repair or replace the malfunctioning parts.
- CHECK POWER WINDOW MAIN SWITCH SERIAL LINK CIRCUIT
Check power window serial link 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.
- CONFIRM THE OPERATION
Confirm the operation again.
Is the result normal?
YES: Check intermittent incident. Refer to "INTERMITTENT INCIDENT ".
NO: GO TO 1.