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Home >> Infiniti >> 2012 >> FX35 AWD >> Repair and Diagnosis >> Body & Frame >> Windows >> Power Window Control System >> DTC/Circuit Diagnosis >> Rear Power Window Switch >> Diagnosis Procedure
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Diagnosis Procedure

  1. CHECK REAR POWER WINDOW MOTOR INPUT SIGNAL
    1. Turn ignition switch ON.
    2. Check voltage between rear power window switch harness connector and ground.
      (+) (-) Condition Voltage (V) (Approx.)
      Rear power window switch
      Connector Terminal
      LH D54 2 Ground Power window main switch (rear LH) UP Battery voltage
      DOWN 0
      3 UP 0
      DOWN Battery voltage
      RH D74 2 Power window main switch (rear RH) UP Battery voltage
      DOWN 0
      3 UP 0
      DOWN Battery voltage

      Is the inspection result normal? 

      YES: GO TO 2.

      NO: GO TO  3.

  2. 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 ".

  3. CHECK HARNESS CONTINUITY
    1. Turn ignition switch OFF.
    2. Disconnect power window main switch connector and rear power window switch connector.
    3. Check continuity between power window main switch harness connector and rear power window switch harness connector.
      Power window main switch Rear power window switch Continuity
      Connector Terminal Connector Terminal
      D8 1 LH D54 2 Existed
      3 3
      5 RH D74 3
      7 2
    4. Check continuity between power window main switch connector and ground.
      Power window main switch Ground Continuity
      Connector Terminal
      D8 1 Not existed
      3
      5
      7

      Is the inspection result normal? 

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

      NO: Repair or replace harness.

  4. CHECK INTERMITTENT INCIDENT

    Refer to "INTERMITTENT INCIDENT "

    : INSPECTION END