Power Window Motor: Testing and Inspection

Driver's door and near right door:
INSPECT POWER WINDOW MOTOR OPERATION




a. Connect the battery positive (+) lead to terminal 1 and the battery negative (-) lead to terminal 4, and check that the motor turns counterclockwise.




b. Reverse the polarity, and check that the motor turns clockwise.
If operation is not as specified, replace the motor.

Passenger's door and rear left door:
INSPECT POWER WINDOW MOTOR OPERATION




a. Connect the battery positive (+) lead to terminal 4 and the battery negative (-) lead to terminal 1, and check that the motor turns clockwise




b. Reverse the polarity, and check that the motor turns counterclockwise.
If operation is not as specified, replace the motor.

INSPECT POWER WINDOW MOTOR PTC THERMISTOR OPERATION




a. Disconnect the connector from the power window motor.
b. Connect the ammeter positive (+) lead to terminal 1 on the wire harness side connector and the ammeter negative (-) lead to negative terminal of the battery.
c. Connect the battery positive (+) lead to terminal 4 on the wire harness side connector, and raise the window to the fully position.




d. Continue to apply voltage and check that the current changes to less than 1 A within 4 to 90 seconds.
e. Disconnect the leads from the terminals.
f. Approximately 60 seconds later, connect the battery positive (+) lead to terminal 1 and the battery negative (-) lead to terminal 4, and check that the window begins to descend.
If operation is not as specified, replace the motor.

Left side: INSPECT POWER VENT WINDOW MOTOR OPERATION




a. Connect the positive (+) lead from the battery to terminal 1 and the negative (-) lead to terminal 2, and check that the window link moves to OPEN position.




b. Remove the polarity and check that the window link moves to CLOSE position.
If operation is not as specified, replace the window motor.

Right side: INSPECT POWER VENT WINDOW MOTOR OPERATION




a. Connect the positive (+) lead from the battery to terminal 2 and the negative (-) lead to terminal 1, and check that the window link moves to OPEN position.




b. Remove the polarity and check that the window link moves to CLOSE position.