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Home >> Infiniti >> 2017 >> Q50 Base, RWD >> Repair and Diagnosis >> Body & Frame >> Seats >> Automatic Drive Positioner (DTC/Circuit Diagnosis) (Except Hybrid) >> DTC/Circuit Diagnosis >> Mirror Sensor >> Driver Side >> Diagnosis Procedure

Diagnosis Procedure

  1. CHECK DOOR MIRROR (DRIVER SIDE) SENSOR POWER SUPPLY

    1. Turn ignition switch OFF.
    2. Disconnect door mirror (driver side) connector.
    3. Turn ignition switch ON.
    4. Check voltage between door mirror (driver side) harness connector and ground.
      (+) (-) Voltage (V)
      Door mirror (driver side)
      Connector Terminals
      D56 23 Ground 4 - 6

    Is the inspection result normal?

    YES 

    GO TO STEP 3  .

    NO 

    GO TO STEP 2  .

  2. CHECK DOOR MIRROR (DRIVER SIDE) SENSOR POWER SUPPLY CIRCUIT

    1. Turn ignition switch OFF.
    2. Disconnect automatic drive positioner control unit connector.
    3. Check continuity between automatic drive positioner control unit harness connector and door mirror (driver side) harness connector.
      Automatic drive positioner control unit Door mirror (driver side) Continuity
      Connector Terminal Connector Terminal
      M43 21 D56 23 Existed
    4. Check continuity between automatic drive positioner control unit harness connector and ground.
      Automatic drive positioner control unit Ground Continuity
      Connector Terminal
      M43 21 Not existed

    Is the inspection result normal?

    YES 

    Replace automatic drive positioner control unit. Refer to REMOVAL AND INSTALLATION .

    NO 

    Repair or replace harness or connector.

  3. CHECK DOOR MIRROR (DRIVER SIDE) SENSOR GROUND CIRCUIT

    1. Turn ignition switch OFF.
    2. Disconnect automatic drive positioner control unit connector.
    3. Check continuity between automatic drive positioner control unit harness connector and door mirror (driver side) harness connector.
      Automatic drive positioner control unit Door mirror (driver side) Continuity
      Connector Terminal Connector Terminal
      M43 20 D56 24 Existed
    4. Check continuity between automatic drive positioner control unit harness connector and ground.
      Automatic drive positioner control unit Ground Continuity
      Connector Terminal
      M43 20 Not existed

    Is the inspection result normal?

    YES 

    GO TO STEP 4  .

    NO 

    Repair or replace harness or connector.

  4. CHECK DOOR MIRROR (DRIVER SIDE) SENSOR CIRCUIT

    1. Check continuity between automatic drive positioner control unit harness connector and door mirror (driver side) harness connector.
      Automatic drive positioner control unit Door mirror (driver side) Continuity
      Connector Terminal Connector Terminal
      M43 6 D56 21 Existed
      18 22
    2. Check continuity between automatic drive positioner control unit harness connector and ground.
      Automatic drive positioner control unit Ground Continuity
      Connector Terminal
      M43 6 Not existed
      18

    Is the inspection result normal?

    YES 

    Replace door mirror sensor (built in driver side mirror).

    NO 

    Repair or replace harness or connector.

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