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Home >> Infiniti >> 2016 >> Q50 Base, RWD >> Repair and Diagnosis >> Body & Frame >> Door Locks >> Door & Lock (DTC/Circuit Diagnosis) (Except Hybrid) >> DTC/Circuit Diagnosis >> Trunk Lid Opener Switch >> Diagnosis Procedure

Diagnosis Procedure

  1. CHECK TRUNK LID OPENER INPUT SIGNAL

    1. Turn ignition switch OFF.
    2. Disconnect triple switch connector.
    3. Check voltage between triple switch harness connector and ground.
      (+) (-) Voltage
      Triple switch
      Connector Terminal
      M80 1 Ground 9 - 16 V

    Is the inspection result normal?

    YES 

    GO TO STEP 3  .

    NO 

    GO TO STEP 2  .

  2. CHECK TRUNK LID OPENER SWITCH CIRCUIT

    1. Disconnect BCM connector.
    2. Check continuity between BCM harness connector and triple switch harness connector.
      BCM Triple switch Continuity
      Connector Terminal Connector Terminal
      M14 80 M80 1 Existed
    3. Check continuity between BCM harness connector and ground.
      BCM Ground Continuity
      Connector Terminal
      M14 80 Not existed

    Is the inspection result normal?

    YES 

    Replace BCM. Refer to REMOVAL AND INSTALLATION .

    NO 

    Repair or replace harness.

  3. CHECK TRUNK LID OPENER SWITCH GROUND CIRCUIT

    Check continuity between triple switch harness connector and ground.

    Triple switch Ground Continuity
    Connector Terminal
    M80 5 Existed

    Is the inspection result normal?

    YES 

    GO TO STEP 4  .

    NO 

    Repair or replace harness.

  4. CHECK TRUNK LID OPENER SWITCH

    Refer to COMPONENT INSPECTION .

    Is the inspection result normal?

    YES 

    GO TO STEP 5  .

    NO 

    Replace trunk lid opener switch.

  5. CHECK INTERMITTENT INCIDENT

    Refer to INTERMITTENT INCIDENT .

    INSPECTION END

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