The windshield washer fluid reservoir will be marked with a symbol that looks like windshield with wipers moving. If you are unable to locate the reservoir, refer to your vehicle’s owner’s manual for guidance.

If the windshield washer fluid reservoir is full but will not spray, it could be due to clogged lines. If the low washer fluid light came on in your car but the reservoir is full, it may be due to a faulty sensor.

Dirt and debris is the reservoir can result in clogging the windshield washer lines. Make sure the cap is not damaged. If it cannot be closed back onto the reservoir properly, the cap will need to be replaced.

You should be able to see through the side of the reservoir to know when it is full.

Use a turkey baster to suck extra fluid back out of the reservoir in the event you over fill it.

Turn the cap clockwise to re-secure it on the reservoir. If the cap is damaged, you can purchase replacement ones at your local auto parts store.

Most windshield washer fluid jets are activated by pressing or pulling the windshield wiper controls. [8] X Expert Source Hovig ManouchekianAuto Repair & Design Specialist Expert Interview. 23 February 2021. If you are unsure how to activate your windshield wiper fluid jets, refer to your vehicle’s owner’s manual. [9] X Expert Source Hovig ManouchekianAuto Repair & Design Specialist Expert Interview. 23 February 2021.

Anti-freezing washer fluid can help defrost your windshield when a light layer of ice forms on it on cold mornings. Other windshield washer fluids can contain chemicals that makes water bead off of the glass, allowing for increased visibility when driving in the rain.

A 50/50 ratio of water to fluid means half water, half fluid. Follow the directions provided on the specific brand of concentrated washer fluid you purchase.

Parking at an angle such as on a hill will make it difficult to read how much fluid is in the reservoir.

Release the safety latch by pressing on the lever beneath the hood or through the grill at the front of the vehicle. If you are unsure where to locate the release, refer to your vehicle’s owner’s manual for guidance.