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Power Window Control System: Inspection

  1. 2 Door: 

    INSPECT POWER WINDOW MASTER SWITCH CONTINUITY 

    Fig 1: Identifying Power Window Master Switch Terminals
    G03079791Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    Driver's switch: 

    POWER WINDOW MASTER SWITCH TERMINAL CONTINUITY (DRIVER'S SWITCH)

    Switch position Tester connection Specified condition
    UP 1 - 4, 3 - 9 Continuity
    OFF 1-3-4 Continuity
    DOWN 1-3,4-9 Continuity
    DOWN AUTO 1-3,4-9 Continuity

    Passenger's switch (Window unlock): 

    POWER WINDOW MASTER SWITCH TERMINAL CONTINUITY (WINDOW UNLOCK)

    Switch position Tester connection Specified condition
    UP 1 - 10, 8 -9 Continuity
    OFF 1 - 8 - 10 Continuity
    DOWN 1 -8, 9 - 10 Continuity

    Passenger's switch: Window lock 

    POWER WINDOW MASTER SWITCH TERMINAL CONTINUITY (WINDOW LOCK)

    Switch position Tester connection Specified condition
    UP 8-9 Continuity
    OFF 8-10 Continuity
    DOWN 9-10 Continuity

    If continuity is not as specified, replace the switch.

  2. 4 Door: 

    INSPECT POWER WINDOW MASTER SWITCH CONTINUITY 

    Fig 2: Identifying Power Window Master Switch Terminals (4 Door)
    G03079792Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

    Driver's switch: 

    DRIVER's SWITCH

    Switch position Tester connection Specified condition
    UP 1 - 10, 3 -5 Continuity
    OFF 1-3-5 Continuity
    DOWN 1 -3, 5 - 10 Continuity
    DOWN AUTO 1 -3,5-10 Continuity

    Front passenger's switch (Window unlock): 

    FRONT PASSENGER's SWITCH (WINDOW UNLOCK)

    Switch position Tester connection Specified condition
    UP 3 - 6, 10 - 14 Continuity
    OFF 3-6-14 Continuity
    DOWN 3 - 14, 6 - 10 Continuity

    Front passenger's switch (Window lock): 

    FRONT PASSENGER's SWITCH (WINDOW LOCK)

    Switch position Tester connection Specified condition
    UP 10 - 14 Continuity
    OFF 6 - 14 Continuity
    DOWN 6 - 10 Continuity

    Rear left switch (Window unlock): 

    REAR LEFT SWITCH (WINDOW UNLOCK)

    Switch position Tester connection Specified condition
    UP 3 - 12, 9 - 10 Continuity
    OFF 3 - 9 - 12 Continuity
    DOWN 3 - 9, 10 - 12 Continuity

    Rear left switch (Window lock): 

    REAR LEFT SWITCH (WINDOW LOCK)

    Switch position Tester connection Specified condition
    UP 9 - 10 Continuity
    OFF 9 - 12 Continuity
    DOWN 10 - 12 Continuity

    Rear right switch (Window unlock): 

    REAR RIGHT SWITCH (WINDOW UNLOCK)

    Switch position Tester connection Specified condition
    UP 3 - 13, 8 - 10 Continuity
    OFF 3 - 8 - 13 Continuity
    DOWN 3 - 8, 10 - 13 Continuity

    Rear right switch (Window lock): 

    REAR RIGHT SWITCH (WINDOW LOCK)

    Switch position Tester connection Specified condition
    UP 8 - 10 Continuity
    OFF 8 - 13 Continuity
    DOWN 10 - 13 Continuity

    If continuity is not as specified, replace the switch.

  3. INSPECT FRONT POWER WINDOW CONTROL SWITCH CONTINUITY 
    Fig 3: Identifying Front Power Window Control Switch Terminals
    G03079793Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    FRONT POWER WINDOW CONTROL SWITCH TERMINAL CONTINUITY

    Switch position Tester connection Specified condition
    UP 1 - 2, 3 - 4 Continuity
    OFF 1 - 2, 3 - 5 Continuity
    DOWN 1- 4, 3 - 5 Continuity

    If continuity is not as specified, replace the switch.

  4. INSPECT REAR POWER WINDOW CONTROL SWITCH CONTINUITY 
    Fig 4: Identifying Rear Power Window Control Switch Terminals
    G03079794Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    REAR POWER WINDOW CONTROL SWITCH TERMINALS CONTINUITY

    Switch position Tester connection Specified condition
    UP 1 - 3, 4 - 5 Continuity
    OFF 1 - 2, 4 - 5 Continuity
    DOWN 1 -2, 3 -5 Continuity

    If continuity is not as specified, replace the switch.

  5. Driver's side: 

    INSPECT POWER WINDOW MOTOR OPERATION 

    1. Connect the positive (+) lead from the battery to terminal 2 and negative (-) lead to terminal 1. Check that the motor turns clockwise.
      Fig 5: Inspecting Power Window Motor Operation (Driver's side)
      G03079795Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Reverse the polarity, check that the motor turns counterclockwise.

    If operation is not as specified, replace the motor.

  6. Front passenger's side: 

    INSPECT POWER WINDOW MOTOR OPERATION 

    1. Connect the positive (+) lead from the battery to terminal 2 and negative (-) lead to terminal 1. Check that the motor turns clockwise.
      Fig 6: Inspecting Power Window Motor Operation (Front Passenger's side)
      G03079796Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Reverse the polarity, check that the motor turns counterclockwise.

    If operation is not as specified, replace the motor.

  7. Rear LH side: 

    INSPECT POWER WINDOW MOTOR OPERATION 

    1. Connect the positive (+) lead from the battery to terminal 1 and negative (-) lead to terminal 2. Check that the motor turns clockwise.
      Fig 7: Inspecting Power Window Motor Operation (Rear LH side)
      G03079797Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Reverse the polarity, check that the motor turns counterclockwise.

    If operation is not as specified, replace the motor.

  8. Rear RH side: 

    INSPECT POWER WINDOW MOTOR OPERATION 

    1. Connect the positive (+) lead from the battery to terminal 2 and negative (-) lead to terminal 1. Check that the motor turns clockwise.
      Fig 8: Inspecting Power Window Motor Operation (Rear RH side)
      G03079798Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    2. Reverse the polarity, check that the motor turns counterclockwise.

    If operation is not as specified, replace the motor.

  9. Driver's door: 

    INSPECT POWER WINDOW MOTOR PTC THERMISTOR OPERATION 

    1. Disconnect the connector from the power window motor.
    2. Connect the positive (+) lead from the ammeter to terminal 2 on the wire harness side connector and the negative (-) lead to negative terminal of the battery.
      Fig 9: Inspecting Power Window Motor PTC Thermistor Operation (Driver's Door) (1 Of 2)
      G03079799Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Connect the positive (+) lead from the battery to terminal 1 on the wire harness side connector, and raise the window fully.
    4. Continue to apply voltage, and check that the current changes to less than 1 A within 4 to 90 seconds.
    5. Disconnect the leads from terminals.
      6. Fig 10: Inspecting Power Window Motor PTC Thermistor Operation (Driver's Door) (2 Of 2)
      G03079800Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    6. Approximately 60 seconds later, connect the positive (+) lead from the battery to terminal 2 and negative (-) lead to terminal 1, and check that the window begins to descend.

    If operation is not as specified, replace the motor.

  10. Front Passenger's door: 

    INSPECT POWER WINDOW MOTOR PTC THERMISTOR OPERATION 

    1. Disconnect the connector from the power window motor.
    2. Connect the positive (+) lead from the ammeter to terminal 1 on the wire harness side connector and the negative (-) lead to negative terminal of the battery.
      Fig 11: Inspecting Power Window Motor PTC Thermistor Operation (1 Of 2)
      G03079801Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    3. Connect the positive (+) lead from the battery to terminal 2 on the wire harness side connector, and raise the window fully.
    4. Continue to apply voltage and check that the current changes to less than 1 A within 4 to 90 seconds.
    5. Disconnect the leads from the terminals.
    6. Approximately 60 seconds later, connect the positive (+) lead from the battery to terminal 1 and the negative (-) lead to terminal 2, and check that the window begins to descend.

    If operation is not as specified, replace the motor.

    Fig 12: Inspecting Power Window Motor PTC Thermistor Operation (2 Of 2)
    G03079802Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
  11. Rear door: 

    INSPECT POWER WINDOW MOTOR PTC THERMISTOR OPERATION 

    1. Disconnect the connector from the power window motor.
    2. Connect the positive (+) lead from the ammeter to terminal 1 on the wire harness side connector and the negative (-) lead to negative terminal of the battery.
    3. Connect the positive (+) lead from the battery to terminal 2 on the wire harness side connector, and raise the window fully.
      Fig 13: Inspecting Power Window Motor PTC Thermistor Operation (Rear Door) (1 Of 2)
      G03079803Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    4. Continue to apply voltage and check that the current changes to less than 1 A within 4 to 90 seconds.
    5. Disconnect the leads from the terminals.
    6. Approximately 60 seconds later, connect the positive (+) lead from the battery to terminal 1 and the negative (-) lead to terminal 2, and check that the window begins to descend.
      Fig 14: Inspect Power Window Motor PTC Thermistor Operation (Rear Door) (2 Of 2)
      G03079804Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

      If operation is not as specified, replace the motor.

  12. INSPECT POWER MAIN (Marking: PWR) RELAY CONTINUITY 
    Fig 15: Inspecting Power Main Relay Terminals Continuity
    G03079805Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
    POWER MAIN RELAY TERMINALS CONTINUITY

    Condition Tester connection Specified condition
    Constant 1 - 2 Continuity
    Apply B+ between terminals 1 and 2. 3 - 5 Continuity

    If continuity is not as specified, replace the relay.

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