B2655

B2636, B2637, B2638, B2639, B2654, B2655 FRONT MODE DOOR MOTOR

DTC Logic


DTC DETECTION LOGIC







DTC CONFIRMATION PROCEDURE


1. PERFORM DTC CONFIRMATION PROCEDURE

With CONSULT
1.Turn ignition switch ON.
2.Select "Self Diagnostic Result" mode of "HVAC" using CONSULT.
3.Check DTC.
Is DTC detected?
YES- Refer to "Diagnosis Procedure" .
NO- INSPECTION END


Diagnosis Procedure


1. CHECK FRONT MODE DOOR MOTOR COMMUNICATION SIGNAL

1.Turn ignition switch ON.
2.Check output waveform between front mode door motor harness connector and ground with the oscilloscope.





Is the inspection result normal?
YES- GO TO 2.
NO- GO TO 3.

2. CHECK INSTALLATION OF FRONT MODE DOOR MOTOR CONTROL LINKAGE

Check front mode door motor control linkage is properly installed. Refer to "Exploded View" Door Motor.
Is the inspection result normal?
YES- Replace front mode door motor. Refer to "MODE DOOR MOTOR : Removal and Installation" Mode Door Motor.
NO- Repair or replace malfunctioning part.

3. CHECK FRONT MODE DOOR MOTOR COMMUNICATION SIGNAL CIRCUIT

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





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