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Home >> Toyota >> 2004 >> Highlander Limited, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 923 (Power Window Control System) >> DTC/Circuit Diagnosis >> Power Supply And Ground Circuit >> Power Window Main Switch >> POWER WINDOW MAIN SWITCH: Diagnosis Procedure

POWER WINDOW MAIN SWITCH: Diagnosis Procedure

WARNING: This page is about a different car, the 2013 Nissan Armada. However, it is still accessible from the selected car via links, so may be relevant.

Regarding Wiring Diagram information, refer to "WIRING DIAGRAM ".

  1. CHECK POWER SUPPLY CIRCUIT 
    1. Turn ignition switch ON.
    2. Check voltage between main power window and door lock/unlock switch connectors and ground.
      Terminal Voltage (V) (Approx.)
      (+) (-)
      Main power window and door lock/unlock switch connector Terminal
      D7 (A) 10 Ground Battery voltage
      D8 (B) 19
      Fig 1: Checking Voltage Between Main Power Window And Door Lock/Unlock Switch Connectors And Ground
      G05046728Courtesy of NISSAN NORTH AMERICA, INC.

      Is the measurement value within the specification? 

      YES: GO TO  3

      NO: GO TO 2

  2. CHECK HARNESS CONTINUITY 
    1. Turn ignition switch OFF.
    2. Disconnect BCM and main power window and door lock/unlock switch.
    3. Check continuity between BCM connector and main power window and door lock/unlock switch connectors.
      BCM connector Terminal Main power window and door lock/unlock switch connector Terminal Continuity
      M20 (A) 68 D7 (B) 10 Yes
      69 D8 (C) 19
      Fig 2: Checking Continuity Between BCM Connector And Main Power Window And Door Lock/Unlock Switch Connectors
      G04902739Courtesy of NISSAN NORTH AMERICA, INC.
    4. Check continuity between BCM connector (A) and ground.
      BCM connector Terminal Ground Continuity
      M20 (A) 68 No
      69

      Is the inspection result normal? 

      YES: GO TO  4

      NO: Repair or replace harness.

  3. CHECK GROUND CIRCUIT 
    1. Turn ignition switch OFF.
    2. Disconnect main power window and door lock/unlock switch.
    3. Check continuity between main power window and door lock/unlock switch connector and ground.
      Main power window and door lock/unlock switch connector Terminal Ground Continuity
      D8 17 Yes

      Is the inspection result normal? 

      YES: Replace main power window and door lock/unlock switch. Refer to "REMOVAL AND INSTALLATION ".

      NO: Repair or replace harness.

      Fig 3: Checking Continuity Between Main Power Window And Door Lock/Unlock Switch Connector And Ground
      G05046730Courtesy of NISSAN NORTH AMERICA, INC.
  4. CHECK BCM OUTPUT SIGNAL 
    1. Connect BCM.
    2. Turn ignition switch ON.
    3. Check voltage between BCM connector and ground.
      Terminals Voltage (V) (Approx.)
      (+) (-)
      BCM connector Terminal
      M20 68 Ground Battery voltage
      69
      Fig 4: Checking Voltage Between BCM Connector And Ground
      G04902740Courtesy of NISSAN NORTH AMERICA, INC.

      Is the measurement value within the specification? 

      YES: Check main power window and door lock/unlock switch output signal (rear power window switch LH) GO TO 5

      YES: Check main power window and door lock/unlock switch output signal (rear power window switch RH) GO TO  6

      NO: Replace BCM. Refer to "REMOVAL AND INSTALLATION ".

  5. CHECK MAIN POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH OUTPUT SIGNAL (REAR POWER WINDOW SWITCH LH) 
    1. Turn ignition switch ON.
    2. Check voltage between main power window and door lock/unlock switch connector and ground.
      Fig 5: Checking Voltage Between Main Power Window And Door Lock/Unlock Switch Connector And Ground
      G05046732Courtesy of NISSAN NORTH AMERICA, INC.
      Terminal Window condition Voltage (V) (Approx.)
      (+) (-)
      Main power window and door lock/unlock switch connector Terminal
      D7 1 Ground UP Battery voltage
      DOWN 0
      3 UP 0
      DOWN Battery voltage

      Is the measurement value within the specification? 

      YES: GO TO  7

      NO: Replace main power window and door lock/unlock switch. Refer to "REMOVAL AND INSTALLATION ".

  6. CHECK MAIN POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH OUTPUT SIGNAL (REAR POWER WINDOW SWITCH RH) 
    1. Turn ignition switch ON.
    2. Check voltage between main power window and door lock/unlock switch connector and ground.
      Terminal Window condition Voltage (V) (Approx.)
      (+) (-)
      Main power window and door lock/unlock switch connector Terminal
      D7 7 Ground UP Battery voltage
      DOWN 0
      5 UP 0
      DOWN Battery voltage
      Fig 6: Checking Voltage Between Main Power Window And Door Lock/Unlock Switch Connector And Ground
      G05046733Courtesy of NISSAN NORTH AMERICA, INC.

      Is the measurement value within the specification? 

      YES: GO TO  8

      NO: Replace main power window and door lock/unlock switch. Refer to "REMOVAL AND INSTALLATION ".

  7. CHECK HARNESS CONTINUITY (REAR POWER WINDOW SWITCH LH) 
    1. Turn ignition switch OFF.
    2. Disconnect rear power window switch LH.
    3. Check continuity between main power window and door lock/unlock switch connector and rear power window switch LH connector.
      Main power window and door lock/unlock switch connector Terminal Rear power window switch LH connector Terminal Continuity
      D7 (A) 1 D203 (B) 2 Yes
      3 3
      Fig 7: Checking Continuity Between Main Power Window And Door Lock/Unlock Switch Connector And Rear Power Window Switch LH Connector
      G05046734Courtesy of NISSAN NORTH AMERICA, INC.
    4. Check continuity between main power window and door lock/unlock switch connector and ground.
      Main power window and door lock/unlock switch connector Terminal Ground Continuity
      D7 (A) 1 No
      3

      Is the inspection result normal? 

      YES: GO TO  9

      NO: Repair or replace harness.

  8. CHECK HARNESS CONTINUITY (REAR POWER WINDOW SWITCH RH) 
    1. Turn ignition switch OFF.
    2. Disconnect rear power window switch RH.
    3. Check continuity between main power window and door lock/unlock switch connector and rear power window switch RH connector.
      Main power window and door lock/unlock switch connector Terminal Rear power window switch RH connector Terminal Continuity
      D7 (A) 5 D303 (B) 3 Yes
      7 2
      Fig 8: Checking Continuity Between Main Power Window And Door Lock/Unlock Switch Connector And Rear Power Window Switch RH Connector
      G05046735Courtesy of NISSAN NORTH AMERICA, INC.
    4. Check continuity between main power window and door lock/unlock switch connector and ground.
      Main power window and door lock/unlock switch connector Terminal Ground Continuity
      D7 (A) 5 No
      7

      Is the inspection result normal? 

      YES: GO TO 9

      NO: Repair or replace harness.

  9. CHECK MAIN POWER WINDOW AND DOOR LOCK/UNLOCK SWITCH 

    Check main power window and door lock/unlock switch.

    Refer to "POWER WINDOW MAIN SWITCH: COMPONENT INSPECTION ".

    Is the inspection result normal? 

    YES: Check intermittent incident. Refer to "INTERMITTENT INCIDENT ".

    NO: Replace main power window and door lock/unlock switch. Refer to "REMOVAL AND INSTALLATION ".

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