How Do You Test A Windshield Wiper Motor?
Windshield washer circuits work in conjunction with your windshield wipers. A non-reversing permanent magnet motor drives your washer pump. The motor is controlled by a set of contacts in the wiper switch. The wiper switch is located on the driver side on the column or by a knob located in the dash panel. In either case, the testing procedure is the same. Here’s how to do it. First, locate the wiper motor. The wiper motor is usually located in the engine compartment typically on the fire wall. If you have trouble finding it, consult the owners manual for your vehicle. Make sure the wiper motor and wiper blades are free of obstructions such as road debris, bugs and leaves. If the blades and motor are not able to move due to debris, do not activate the circuit until they are removed. Obstructions will cause an overload condition that will damage wiring, washer motor and fuses. Check the service manual for your year and model to determine which type of washer motor your vehicle has. Some
