WITHOUT ACCS: Diagnosis Procedure
- PERFORM SELF-DIAGNOSIS
Perform self-diagnosis function. Refer to "WITHOUT ACCS: DIAGNOSIS DESCRIPTION ".
Is the inspection result normal?
YES: GO TO 5.
NO: GO TO 2.
- CHECK POWER SUPPLY FOR INTAKE DOOR MOTOR
Check voltage between intake door motor harness connector and ground.
(+) (-) Voltage (Approx.) Intake door motor - Connector Terminal M254 1 Ground 12 V Is the inspection result normal?
YES: GO TO 3.
NO: Repair harness or connector.
- CHECK SIGNAL FOR INTAKE DOOR MOTOR
Confirm A/C LAN signal between intake door motor harness connector and ground using an oscilloscope.
(+) (-) Voltage Intake door motor - Connector Terminal M254 3 Ground Is the inspection result normal?
YES: GO TO 4.
NO: Repair harness or connector.
- CHECK INTAKE DOOR MOTOR GROUND CIRCUIT
- Turn ignition switch OFF.
- Disconnect intake door motor connector.
- Check continuity between intake door motor harness connector and ground.
Intake door motor - Continuity Connector Terminal M254 2 Ground Existed Is the inspection result normal?
YES: Replace intake door motor.
NO: Repair harness or connector.
- CHECK INTAKE DOOR CONTROL LINKAGE
Check intake door control linkage is properly installed. Refer to "EXPLODED VIEW ".
Is it installed normally?
YES: INSPECTION END
NO: Repair or adjust control linkage.