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Home >> Infiniti >> 2017 >> QX80 Base, AWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 82 (Audio, Visual & Navigation System (Base Audio Without Navigation) (DTC/Circuit Diagnosis)) >> DTC / Circuit Diagnosis >> Steering Switch Ground Circuit >> Diagnosis Procedure

Diagnosis Procedure

WARNING: This page is about a different car, the 2016 Infiniti QX50. However, it is still accessible from the selected car via links, so may be relevant.

  1. CHECK STEERING SWITCH SIGNAL GROUND CIRCUIT

    1. Disconnect AV control unit connector and spiral cable connector.
    2. Check continuity between AV control unit harness connector and spiral cable harness connector.
      AV control unit Spiral cable Continuity
      Connector Terminal Connector Terminal
      M214 15 M36 33 Existed
    3. Connect AV control unit connector.

    Is the inspection result normal?

    YES 

    GO TO STEP 2. 

    NO 

    Repair harness or connector.

  2. CHECK SPIRAL CABLE

    Check spiral cable.

    Is the inspection result normal?

    YES 

    GO TO STEP 3. 

    NO 

    Replace spiral cable.

  3. CHECK GROUND CIRCUIT

    1. Connect AV control unit connector.
    2. Check continuity between AV control unit harness connector and ground.
      AV control unit Ground Continuity
      Connector Terminal
      M214 15 Not existed

    Is the inspection result normal?

    YES 

    GO TO STEP 4. 

    NO 

    Replace AV control unit. Refer to REMOVAL AND INSTALLATION .

  4. CHECK STEERING SWITCH

    1. Turn ignition switch OFF.
    2. Check steering switch. Refer to COMPONENT INSPECTION .

    Is the inspection result normal?

    YES 

    INSPECTION END

    NO 

    Replace steering switch. Refer to REMOVAL AND INSTALLATION .

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