Diagnosis Procedure
WARNING: This page is about a different car, the 2016 Infiniti QX60. However, it is still accessible from the selected car via links, so may be relevant.
Regarding Wiring Diagram information, refer to WIRING DIAGRAM .
- CHECK MODE DOOR MOTOR (FRONT) POWER SUPPLY
- Turn ignition switch ON.
- Check voltage between mode door motor (front) harness connector and ground.
+ - Voltage
(Approx.)Mode door motor (front) Connector Terminal M129 1 Ground Battery voltage Is the inspection result normal?
YES
GO TO STEP 2 .
NO
GO TO STEP 4 .
- CHECK MODE DOOR MOTOR (FRONT) GROUND CIRCUIT
- Turn ignition switch OFF.
- Disconnect mode door motor (front) connector.
- Check continuity between mode door motor (front) harness connector and ground.
Mode door motor (front) - Continuity Connector Terminal M129 3 Ground Yes
Is the inspection result normal?
YES
GO TO STEP 3 .
NO
Repair harness or connector.
- CHECK INSTALLATION OF MODE DOOR MOTOR (FRONT) CONTROL LINKAGE
Check mode door motor (front) control linkage is properly installed. Refer to EXPLODED VIEW .
Is the inspection result normal?
YES
Replace mode door motor (front). Refer to REMOVAL AND INSTALLATION - MODE DOOR MOTOR (FRONT) .
NO
Repair or replace malfunctioning part.
- CHECK MODE DOOR MOTOR (FRONT) POWER SUPPLY CIRCUIT
- Turn ignition switch OFF.
- Disconnect mode door motor (front) connector and A/C auto amp. connector.
- Check continuity between mode door motor (front) harness connector and A/C auto amp. harness connector.
Mode door motor (front) A/C auto amp. Continuity Connector Terminal Connector Terminal M129 1 M50 17 Yes
Is the inspection result normal?
YES
Replace A/C auto amp. Refer to REMOVAL AND INSTALLATION .
NO
Repair harness or connector.