Ford Mustang (1999-2004) Service Manual: Component Test

Windshield Wiper Motor

CAUTION: Do not handle the wiper motor abusively when diagnosing the wiper operations. Failure to follow this caution may result in damage to the motor magnets and will make the wiper motor inoperative. Rough handling of new replacement wiper motors may also damage the motor magnets.

Use Alternator, Regulator, Battery and Starter Tester (ARBST) to test the wiper motor on the vehicle.

Windshield Wiper Motor

To test the wiper motor, disconnect the windshield wiper mounting arm and pivot shaft from the windshield wiper motor; refer to Pivot Arm .

Disconnect the wiper motor. Connect the (1) green lead from (2) (ARBST) to the battery negative (-) post. Connect the (3) red lead from ARBST to the wiper motor (4) common brush terminal (terminal 3).

Test the low speed mode by connecting a (5) cable from the battery positive (+) post to the (6) low speed brush terminal (terminal 4) and measure the current draw. If the current draw is greater than 3.5 amperes, install a new windshield wiper motor.

Test the high speed mode by connecting a cable from the battery positive (+) post to the (7) high speed brush terminal (terminal 5) and measure the current draw. If the current draw is greater than 5.5 amperes, install a new wiper motor.

    Pinpoint Tests
    CAUTION: Before removing and installing the GEM or its connectors, disconnect the battery. Failure to follow this caution will result in the GEM storing many erroneous DTCs and it may exhibit errati ...

    Wiper Blade and Pivot Arm Adjustment
    1. Cycle and park the windshield wipers. 2. Verify that the distance between the center of the RH windshield wiper blade and the top edge of the cowl top vent panel is within specification. ...

    Other materials:

    Parking Brake Cable Tension Release
    1. CAUTION: If any component in the parking brake system requires repair or if the rear axle housing (4010) is removed, the cable tension must be released. Place the parking brake control (2780) in the released position. 2. Remove the console. 3. W ...

    Disassembly
    1. WARNING: To avoid risk of serious personal injury, follow all warnings, cautions, notes and instructions in the driver air bag removal and installation procedure. Remove the steering column (3C529). For additional information, refer to Column in this s ...

    Summer tires (if equipped)
    Summer tires provide superior performance on wet and dry roads. Summer tires do not have the Mud and Snow (M+S or M/S) tire traction rating on the tire side wall. Since summer tires do not have the same traction performance as All-season or Snow tires, Ford do ...