LEMON Manuals: Even more car manuals for everyone
Home >> Infiniti >> 2018 >> Q70 5.6 Luxe, RWD >> Repair and Diagnosis >> Body & Frame >> Seats >> Automatic Drive Positioner (DTC/Circuit Diagnosis) (Except Hybrid) >> DTC/Circuit Diagnosis >> Power Window Main Switch >> Diagnosis Procedure

Diagnosis Procedure

  1. CHECK CHANGEOVER SWITCH INPUT SIGNAL 
    1. Turn Ignition Switch OFF.
    2. Disconnect Power Window Main Switch (Door Mirror Remote Control Switch) connector.
    3. Turn Ignition Switch ON.
    4. Check voltage between Power Window Main Switch (Door Mirror Remote Control Switch) harness connector and ground.

      (+)

      (-)

      Voltage (V)

      (Approx.)

      Power Window Main Switch (Door Mirror Remote Control Switch)

      Connector

      Terminal

      D23

      23

      Ground

      5

      28

    Is the inspection result normal?

    YES

    GO TO 3.

    NO

    GO TO 2.

  2. CHECK CHANGEOVER SWITCH 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 Power Window Main Switch (Door Mirror Remote Control Switch) harness connector.

      Automatic Drive Positioner Control Unit

      Power Window Main Switch (Door Mirror Remote Control Switch)

      Continuity

      Connector

      Terminal

      Connector

      Terminal

      M51

      2

      D23

      28

      Existed

      14

      23

    4. Check continuity between Automatic Drive Positioner Control Unit harness connector and ground.

      Automatic Drive Positioner Control Unit

      Ground

      Continuity

      Connector

      Terminal

      M51

      2

      Not existed

      14

    Is the inspection result normal?

    YES

    Replace Automatic Drive Positioner Control Unit. Refer to Removal and Installation .

    NO

    Repair or replace harness.

  3. CHECK POWER WINDOW MAIN SWITCH (DOOR MIRROR REMOTE CONTROL SWITCH) GROUND CIRCUIT 
    1. Turn Ignition Switch OFF.
    2. Check continuity between Power Window Main Switch (Door Mirror Remote Control Switch) harness connector and ground.

    Power Window Main Switch (Door Mirror Remote Control Switch)

    Ground

    Continuity

    Connector

    Terminal

    D22

    7

    Existed

    Is the inspection result normal?

    YES

    GO TO 4.

    NO

    Repair or replace harness.

  4. CHECK CHANGEOVER SWITCH 

    Check Changeover Switch on Power Window Main Switch (Door Mirror Remote Control Switch).

    Refer to Component Inspection .

    Is the inspection result normal?

    YES

    GO TO 5.

    NO

    Replace Power Window Main Switch (Door Mirror Remote Control Switch). Refer to Removal and Installation .

  5. CHECK INTERMITTENT INCIDENT 

    Check intermittent incident.

    Refer to Intermittent Incident .

    INSPECTION END