Power Window Control System (Double Cab): Inspection

INSPECT POWER WINDOW REGULATOR SWITCH CONTINUITY

SWITCH POSITION AND TESTER CONNECTION SPECIFICATION (1 OF 2)

Switch Position	Tester Connection	Specified Condition
UP	2 - 3, 4 - 5	Continuity
OFF	2 - 3 - 5	Continuity
DOWN	2 - 4, 3 - 5	Continuity

If the continuity is not as specified, replace the switch.

Fig 1: Inspecting Power Window Switch

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002

INSPECT POWER MAIN RELAY CONTINUITY

SWITCH POSITION AND TESTER CONNECTION SPECIFICATION (2 OF 2)

Tester Connection	Specified Condition
3 - 5	No continuity
3 - 5	Continuity (When battery voltage is applied to terminals 1 and 2)

If the continuity is not as specified, replace the relay.

Fig 2: Inspecting Power Main Relay

Driver side door:
INSPECT POWER WINDOW MOTOR OPERATION
1. Connect the positive (+) lead from the battery to terminal 1 and the negative (-) lead to terminal 2, and check that the motor turns clockwise.
  
  Fig 3: Inspecting Power Window Motor Operation
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Reverse the polarity and check that the motor turns counterclockwise.
If operation is not as specified, replace the motor.

Fig 4: Checking Motor Turns Counterclockwise
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Passenger side door:
INSPECT POWER WINDOW MOTOR OPERATION
1. Connect the positive (+) lead from the battery to terminal 2 and the negative (-) lead to terminal 1, and check that the motor turns clockwise.
  
  Fig 5: Inspecting Power Window Motor Operation (Passenger Side Door)
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Reverse the polarity and check that the motor turns counterclockwise.
If operation is not as specified, replace the motor.

Fig 6: Checking Motor Turns Counterclockwise Reverse Polarity
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Rear right door:
INSPECT POWER WINDOW MOTOR OPERATION
1. Connect the positive (+) lead from the battery to terminal 1 and the negative (-) lead to terminals 2, then check that the motor turns clockwise.
  
  Fig 7: Inspecting Power Window Motor Operation (Rear Right Door)
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Reverse the polarity, and check that the motor turns counterclockwise.
If operation is not as specified, replace the motor.

Fig 8: Checking Motor Turns Counterclockwise, Reverse Polarity
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Rear left door:
INSPECT POWER WINDOW MOTOR OPERATION
1. Connect the positive (+) lead from the battery to terminal 2 and the negative (-) lead to terminal 1, then check that the motor turns clockwise.
  
  Fig 9: Inspecting Power Window Motor Operation (Rear Left Door)
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
2. Reverse the polarity and check that the motor turns counterclockwise.
If operation is not as specified, replace the motor.

Fig 10: Checking Motor Turns Counterclockwise, Reverse Polarity
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Driver side door:
INSPECT POWER WINDOW MOTOR PTC THERMISTOR OPERATION
1. Disconnect the connector from the motor.
2. Connect the positive (+) lead from the ammeter to terminal 1 of the motor side connector and the negative (-) lead to negative terminal of the battery.
3. Connect the positive (+) lead from the battery to terminal 2 of the motor side connector, and raise the window to the fully closed position.
  
  Fig 11: Inspecting Power Window Motor PTC Thermistor Operation (Driver Side Door)
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
4. Continue to apply voltage and check that the current changes from approximately 14 A to less than 1 A within 4 to 90 seconds.
5. Disconnect the leads from the terminals.
6. Approximately 90 seconds later, connect the positive (+) lead from the battery to terminal 1 and the negative (-) lead to terminal 2, then check that the window begins to move down.
If operation is not as specified, replace the motor.

Fig 12: Connecting (+) Lead From Battery To Terminal 1 And (-) Lead To Terminal 2
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Passenger side door:
INSPECT POWER WINDOW MOTOR PTC THERMISTOR OPERATION
1. Disconnect the connector from the motor.
2. Connect the positive (+) lead from the ammeter to terminal 2 of the motor connector and the negative (-) lead to negative terminal of the battery.
3. Connect the positive (+) lead from the battery to terminal 1 of the motor connector, and raise the window to the fully closed position.
  
  Fig 13: Inspecting Power Window Motor PTC Thermistor Operation (Passenger Side Door)
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
4. Continue to apply voltage and check that the current changes from approximately 14 A to less than 1 A within 4 to 90 seconds.
5. Disconnect the leads from the terminals.
6. Approximately 90 seconds later, connect the positive (+) lead from the battery to terminal 2 and the negative (-) lead to terminal 1, then check that the window begins to move down.
If operation is not as specified, replace the motor.

Fig 14: Connecting (+) Lead From Battery To Terminal 2 And (-) Lead To Terminal 1
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Rear left door:
INSPECT POWER WINDOW MOTOR PTC THERMISTOR OPERATION
1. Disconnect the connector from the motor.
2. Connect the negative (+) lead from the ammeter to terminal 1 of the motor connector and the negative (-) lead to negative terminal of the battery.
3. Connect the positive (+) lead from the battery to terminal 2 of the motor connector, and raise the window to the fully closed position.
  
  Fig 15: Inspecting Power Window Motor PTC Thermistor Operation (Rear Left Door)
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
4. Continue to apply voltage and check that the current changes from approximately 14 A to less than 1 A within 4 to 90 seconds.
5. Disconnect the leads from the terminals.
6. Approximately 90 seconds later, connect the positive (+) lead from the battery to terminal 1 and the negative (-) lead to terminal 2, then check that the window begins to move down.
If operation is not as specified, replace the motor.

Fig 16: Connecting (+) Lead From Battery To Terminal 1 And (-) Lead To Terminal 2
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
Rear right door:
INSPECT POWER WINDOW MOTOR PTC THERMISTOR OPERATION
1. Disconnect the connector from the motor.
2. Connect the negative (+) lead from the ammeter to terminal 2 of the motor connector and the negative (-) lead to negative terminal of the battery.
3. Connect the positive (+) lead from the battery to terminal 1 of the motor connector, and raise the window to the fully closed position.
  
  Fig 17: Inspecting Power Window Motor PTC Thermistor Operation (Rear Right Door)
  Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002
4. Continue to apply voltage and check that the current changes from approximately 14 A to less than 1 A within 4 to 90 seconds.
5. Disconnect the leads from the terminals.
6. Approximately 90 seconds later, connect the positive (+) lead from the battery to terminal 2 and the negative (-) lead to terminal 1, check that the window begins to move down.
If operation is not as specified, replace the motor.

Fig 18: Connecting (+) Lead From Battery To Terminal 2 And (-) Lead To Terminal 1
Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002