Intake Door Motor Diagnosis Procedure

INTAKE DOOR MOTOR


Intake Door Motor Diagnosis Procedure

Regarding Wiring Diagram information, Manual Air Conditioner.

DIAGNOSTIC PROCEDURE FOR INTAKE DOOR MOTOR
1.CHECK INTAKE DOOR MOTOR CIRCUIT VOLTAGE





1. Turn ignition switch OFF.
2. Disconnect intake door motor connector.
3. Turn ignition switch ON.
4. Rotate the temperature control dial counterclockwise.
5. Check voltage between intake door motor harness connector
M58 terminal 6 and ground.

6 - Ground : Battery voltage

Is inspection result normal?
YES - GO TO 3.
NO - GO TO 2.
2.CHECK INTAKE DOOR MOTOR CIRCUIT FOR OPEN





1. Turn ignition switch OFF.
2. Disconnect front air control connector.
3. Check continuity between front air control harness connector
M52 (A) terminal 5 and intake door motor harness connector
M58 (B) terminal 6.

5 - 6 : Continuity should exist.

Is inspection result normal?
YES - Replace front air control. Service and Repair.
NO - Repair or replace harness as necessary.
3.CHECK INTAKE DOOR MOTOR CIRCUIT VOLTAGE





1. Rotate the temperature control dial clockwise.
2. Check voltage between intake door motor harness connector
M58 terminal 1 and ground.

1 - Ground :Battery voltage

Is inspection result normal?
YES - Replace intake door motor. Intake Door Motor.
NO - GO TO 4.
4.CHECK INTAKE DOOR MOTOR CIRCUIT FOR OPEN





1. Turn ignition switch OFF.
2. Disconnect front air control connector.
3. Check continuity between front air control harness connector
M52 (A) terminal 4 and intake door motor harness connector
M58 (B) terminal 1.






Is inspection result normal?
YES - Replace front air control. Service and Repair.
NO - Repair or replace harness as necessary.