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Home >> Infiniti >> 2012 >> G25 Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 11 (Power Window Control System) >> DTC/Circuit Diagnosis >> Rear Power Window Switch >> Diagnosis Procedure

Diagnosis Procedure

WARNING: This page is about a different car, the 2011 Nissan Leaf. However, it is still accessible from the selected car via links, so may be relevant.
  1. CHECK REAR POWER WINDOW SWITCH INPUT SIGNAL
    1. Turn power switch OFF.
    2. Disconnect rear power window switch connector.
    3. Turn power switch ON.
    4. Check voltage between rear power window switch harness connector and ground.
      VOLTAGE REFERENCE CHART

      (+) (-) Condition Voltage (V) (Approx.)
      Rear power window switch
      Connector Terminal
      LH D63 2 Ground Power window main switch (rear LH) NEUTRAL 0 - 1
      UP 9 - 16
      3 NEUTRAL 0 - 1
      DOWN 9 - 16
      RH D43 2 Power window main switch (rear RH) NEUTRAL 0 - 1
      UP 9 - 16
      3 NEUTRAL 0 - 1
      DOWN 9 - 16

      Is the inspection result normal? 

      YES: GO TO  3.

      NO: GO TO 2.

  2. CHECK REAR POWER WINDOW SWITCH CIRCUIT
    1. Turn power switch OFF.
    2. Disconnect power window main switch connector.
    3. Check continuity between power window main switch harness connector and rear power window switch harness connector.
      CONTINUITY REFERENCE CHART

      Power window main switch Rear power window switch Continuity
      Connector Terminal Connector Terminal
      D35 9 LH D63 2 Existed
      8 3
      7 RH D43 2
      6 3
    4. Check continuity between power window main switch harness connector and ground.
      CONTINUITY REFERENCE CHART

      Power window main switch Ground Continuity
      Connector Terminal
      D35 9 Not existed
      8
      7
      6

      Is the inspection result normal? 

      YES: Replace power window main switch. Refer to "REMOVAL AND INSTALLATION ".

      NO: Repair or replace harness.

  3. CHECK REAR POWER WINDOW SWITCH

    Check rear power window switch.

    Refer to "COMPONENT INSPECTION ".

    Is the inspection result normal? 

    YES: GO TO 4.

    NO: Replace rear power window switch. Refer to "REMOVAL AND INSTALLATION ".

  4. CHECK INTERMITTENT INCIDENT

    Refer to "INTERMITTENT INCIDENT ".

    INSPECTION END