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Windshield Washer Check Valve

Wipers/Washer

Prevents washer fluid from flowing back into the reservoir, ensuring proper flow to nozzles.

The windshield washer check valve ensures that washer fluid flows in one direction from the reservoir to the windshield nozzles, preventing the fluid from draining back into the reservoir and maintaining consistent spray pressure for cleaning the windshield.

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Typical part cost
$10–$40🔒
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Typical labor cost
$50–$100🔒
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Typically lasts
100,000–200,000 mi
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Or about
7.0–10.0 years
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DIY difficulty
2/10

⚠️ Owners Often Notice

If the Windshield Washer Check Valve is starting to fail, these are the signs owners most commonly report before it gets worse:

Washer fluid not spraying
Weak washer fluid spray

Related Services

Services commonly performed on or around this part.

Replace Windshield Washer Check Valve

No standard interval on file

Inspect Windshield Washer Check Valve

No standard interval on file

Test Windshield Washer Check Valve

No standard interval on file