Windshield Washer Check Valves

Replacement Parts > Wiper and Washer > Windshield Washer and Related Components

Windshield Washer Check Valves

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What is a Windshield Washer Check Valve?

A Windshield Washer Check Valve is a small, one-way valve that is used to control the flow of washer fluid from the tank to the windshield washer nozzle. It prevents the fluid from flowing back into the tank.

How do I determine if my Windshield Washer Check Valve is faulty?

To determine if your Windshield Washer Check Valve is faulty, you should do the following:

  1. Check the valve for any signs of wear, such as cracks or holes.
  2. Check to see if the valve is working properly by testing it with a multimeter.
  3. Inspect the hoses and connections for any signs of leaks or blockages.


Can a faulty Windshield Washer Check Valve cause damage?

Yes, a faulty Windshield Washer Check Valve can cause damage to the washer system, such as clogging or leaks.

How do I replace my Windshield Washer Check Valve?

To replace your Windshield Washer Check Valve, you should do the following:

  1. Disconnect the negative battery cable.
  2. Remove the old check valve and hoses from the washer tank.
  3. Install the new check valve and hoses to the washer tank.
  4. Connect the negative battery cable.


How often should I inspect my Windshield Washer Check Valve?

It is recommended that you inspect your Windshield Washer Check Valve at least twice a year to ensure it is working properly.