Rear Air Mix Door Motor

POWER SUPPLY AND GROUND CIRCUIT

REAR AIR MIX DOOR MOTOR : Diagnosis Procedure


1. CHECK REAR AIR MIX DOOR MOTOR POWER SUPPLY

1.Turn ignition switch ON.
2.Check voltage between rear air mix door motor harness connector and ground.





Is the inspection result normal?
YES- GO TO 2.
NO- GO TO 4.

2. CHECK REAR AIR MIX DOOR MOTOR GROUND CIRCUIT

1.Turn ignition switch OFF.
2.Disconnect rear air mix door motor connector.
3.Check continuity between rear air mix door motor harness connector and ground.





Is the inspection result normal?
YES- GO TO 3.
NO- Repair harness or connector.

3. CHECK INSTALLATION OF REAR AIR MIX DOOR MOTOR

Check rear air mix door motor is properly installed. Door Motor.
Is the inspection result normal?
YES- Replace rear air mix door motor. Rear Air Mix Door Motor.
NO- Repair or replace malfunctioning part.

4. CHECK REAR AIR MIX DOOR MOTOR POWER SUPPLY CIRCUIT

1.Turn ignition switch OFF.
2.Disconnect rear air mix door motor connector and A/C auto amp. connector.
3.Check continuity between rear air mix door motor harness connector and A/C auto amp. harness connector.





Is the inspection result normal?
YES- Replace A/C auto amp. Service and Repair.
NO- Repair harness or connector.