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Why Isn’t My Windshield Wiper Fluid Working?

Is your windshield wiper fluid not working? Learn the common reasons why your windshield washer fluid is not coming out and how to fix it at Hicks Family Subaru.

A clear windshield is essential for visibility, whether you’re navigating city streets or heading out on an off-road adventure. But if your windshield washer fluid isn’t coming out when you press the button, it can make driving less secure. If your windshield washer isn’t working, don’t worry—most issues have simple solutions.

At Hicks Family Subaru, we know that every Subaru is built for adventure, and that includes a reliable windshield washer system. Below, we’ll go over common reasons your windshield washer fluid is not coming out and how to get your system working again.

Windshield Washer Not Working? 7 Possible Causes

The windshield washer system in your Subaru is simple but essential. When something goes wrong, a little troubleshooting can usually reveal the problem. Here are some of the most common culprits.

1. Clogged Washer Nozzles

If you press the washer button and hear the pump running but no fluid comes out, the nozzles might be clogged. Dirt, road salt, pollen, and even wax from car washes can block the tiny openings. Try using a thin needle to clear the nozzles or soak them in warm vinegar to dissolve buildup.

2. Low or Empty Washer Fluid Reservoir

It sounds obvious, but sometimes the simplest solutions are the most overlooked. If your windshield washer fluid isn’t coming out, double-check the reservoir level. A long road trip or frequent off-road driving can use up fluid faster than expected. Refill with a high-quality washer fluid designed for your driving conditions.

3. Leaking Washer Fluid System

If you’ve refilled the reservoir but the fluid disappears quickly, you may have a leak. A cracked reservoir, loose hose, or broken connector can cause fluid to drain before it ever reaches the windshield. Look under your car for puddles of washer fluid and check for damp spots under the hood.

4. Faulty Washer Pump

The washer pump is responsible for pushing fluid from the reservoir to the nozzles. If you don’t hear the pump running when you activate the washer, it may have failed. Running the system with low fluid over time can cause the pump to burn out. If replacing the fuse doesn’t help, the pump likely needs to be replaced.

5. Frozen Washer Fluid

While frozen washer fluid isn’t a common issue in Texas, it can still happen during cold snaps or if you travel to colder climates. Summer washer fluids have a higher water content and can freeze in the lines, blocking the system. If you suspect frozen fluid, park your car in a warmer area and let the engine run to help thaw the lines. To prevent this, use winter-grade washer fluid when driving in cold conditions.

6. Electrical Issues

If the fuse is intact, a wiring issue could be preventing power from reaching the pump. Corrosion or a loose connection may interrupt the electrical flow. A professional mechanic can test the wiring and determine if repairs are needed.

7. Worn or Cracked Hoses

Subaru vehicles are made for rugged conditions, but over time, heat and age can cause rubber hoses to crack. If there’s a break in the washer fluid line, fluid won’t reach the nozzles. Inspect the hoses for visible cracks or wear, especially if you’ve been driving in extreme heat.

How to Fix a Windshield Washer That’s Not Working

Some washer system problems are easy to fix on your own, while others may need professional service. Here’s what you can try:

  • Check the fluid level and top it off if it’s low.
  • Unclog the nozzles with a pin or compressed air.
  • Inspect for leaks under the hood and beneath the vehicle.
  • Replace a blown fuse if the pump isn’t running.
  • Test the washer pump to see if it needs replacement.
  • Switch to winter-grade washer fluid if freezing is a concern.

If these steps don’t solve the problem, bring your Subaru to Hicks Family Subaru for expert service.

Stay Ready for Every Adventure with Hicks Family Subaru

Whether you’re commuting through Corpus Christi or exploring Texas backroads, a working windshield washer system is a must for safe driving. If your windshield washer fluid is not coming out, don’t wait until your visibility is compromised. Schedule a service appointment at Hicks Family Subaru and let our team get your washer system working like new.

Hicks Family Subaru

3615 South Padre Island Drive
Corpus Christi, TX 78415

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