How does a rear windshield wiper relay work?

How does a rear windshield wiper relay work?

Test the rear wiper relay. Before reaching the wiper motor, the wiper switch sends power to a relay. This relay serves two purposes. It allows a small current signal from the switch to control a large current that powers the wiper. Designers can then use a small dash switch and wiring, keeping the instrument panel less cluttered.

How can I test my rear wiper motor?

Follow the manufacturer’s guidelines for switch removal and test procedure for each specific wire location and function. Test the rear wiper relay. Before reaching the wiper motor, the wiper switch sends power to a relay. This relay serves two purposes.

How does a wiper switch work on a car?

Before reaching the wiper motor, the wiper switch sends power to a relay. This relay serves two purposes. It allows a small current signal from the switch to control a large current that powers the wiper.

When do I Know my wiper relay is bad?

One of the quickest indicators that a problem exists with the intermittent wiper relay is when the wipers are not intermittent and only work at one speed. The relay switch sends an electrical signal to the module that controls the operation of the wiper motor and gears inside.

Test the rear wiper relay. Before reaching the wiper motor, the wiper switch sends power to a relay. This relay serves two purposes. It allows a small current signal from the switch to control a large current that powers the wiper. Designers can then use a small dash switch and wiring, keeping the instrument panel less cluttered.

One of the quickest indicators that a problem exists with the intermittent wiper relay is when the wipers are not intermittent and only work at one speed. The relay switch sends an electrical signal to the module that controls the operation of the wiper motor and gears inside.

Where is the wiper relay module on a F150?

Need to locate the wiper relay module also called wiper control module or interval governor in a 1997 F150. helpful? Do the wipers stop if you remove one of the relays?

Before reaching the wiper motor, the wiper switch sends power to a relay. This relay serves two purposes. It allows a small current signal from the switch to control a large current that powers the wiper.