Subaru Forester Windshield Washer Pump Guide (1998-2005)
If your washer pump has failed, this guide covers everything a 1998-2005 Subaru Forester owner needs to know before buying a new one.
- The 1998-2005 Forester has two separate washer pumps (front/rear) on one reservoir; if the rear stops working, fill your fluid first.
- Failure symptoms include no spray, weak spray, or leaks. If you hear no motor hum, check the fuse before replacing the pump.
- Replacement is a simple, beginner-friendly DIY job that usually takes less than an hour and requires minimal tools.
- An aftermarket pump from a brand like Trico is a cost-effective alternative to a more expensive OEM part for this repair.
Is Your Forester's Washer Pump Failing?
A failing windshield washer pump is more than an inconvenience; it's a safety issue, especially in bad weather. On the 1998-2005 Subaru Forester, the symptoms are usually straightforward. Recognizing them early helps you get your visibility back quickly.
Common Failure Symptoms:
- No Spray at All: You activate the washer, the wipers move, but no fluid comes out. 🎬 Watch: Troubleshooting a Subaru mist lever that won't spray. If you don't hear the hum of the pump motor, the pump itself may have failed or you have an electrical issue.
- Weak Spray: The fluid barely reaches the windshield. This can be caused by a dying pump motor that can't generate enough pressure, or a clog in the system.
- Motor Hums, No Fluid: If you can hear the pump working but nothing sprays, the pump's internal impeller might be broken. It could also mean you have a clogged or disconnected fluid line.
- Fluid Leaks: Puddles of washer fluid under the front passenger side of your Forester can point to a cracked pump housing or a bad rubber grommet where the pump seals to the reservoir.
Pro Tip: Check This First
Before you buy a new pump, check two simple things. First, make sure your washer fluid reservoir is full. If the rear washer stops working but the front is okay, you are likely just low on fluid. Second, if you hear no sound from the pump at all, check the fuse panel for a blown fuse before condemning the pump.
Choosing a New Aftermarket Washer Pump
When replacing the washer pump on an older vehicle like the 1998-2005 Forester, you have a choice between OEM (Original Equipment Manufacturer) and aftermarket parts. For a simple part like this, a quality aftermarket pump offers a good balance of price and reliability.
- OEM: An OEM pump from Subaru is guaranteed to fit and perform exactly like the original. However, it is the most expensive option.
- Aftermarket (Trico and others): Aftermarket brands like Trico produce direct-fit replacement pumps that are designed to be easy to install. They are a cost-effective solution and are widely available. While quality can sometimes vary between aftermarket brands, they are a popular choice for this repair.
Cost of Replacing a Forester Washer Pump
The cost to replace a washer pump on a 1998-2005 Forester is very reasonable, especially if you do the work yourself. The job is simple and does not require expensive tools.
| Part/Service | Estimated Cost |
|---|---|
| New OEM Subaru Pump | $42 - $105 |
| New Aftermarket Pump (Trico) | $35 - $36 |
| Shop Labor | $75 - $150 |
| DIY Total (Aftermarket) | $35 - $36 |
| Shop Total (Aftermarket) | $110 - $186 |
No Recalls, But Be Aware
Searches of the NHTSA database found no recalls or widespread issues specifically for the windshield washer *pump* on the 1998-2005 Subaru Forester. However, be aware that Subaru has issued recalls for the windshield *wiper motor* on other models and years due to risks of overheating. These are unrelated to the washer pump itself.
Frequently Asked Questions
Is it hard to replace the washer pump myself?
No, this is a great DIY project for beginners. The pump is press-fit into the reservoir. Access usually involves removing a few clips to pull back the front passenger-side wheel well liner. From there, you simply disconnect the electrical plug and hose, pull the old pump out, and push the new one in. 🎬 See this step-by-step walkthrough of a washer pump replacement. The entire job can often be done in under an hour.
🎬 Watch: A quick guide to replacing your windshield washer pump.My rear washer doesn't work but the front does. Is the rear pump broken?
Not necessarily. This is a classic sign of low washer fluid in a Subaru. The rear pump is mounted higher on the reservoir, so it loses access to fluid first. Top off your washer fluid completely and try the rear washer again before assuming the pump is bad.
Do I need to replace the front and rear pumps at the same time?
No. The front and rear pumps are separate parts. You only need to replace the one that has failed. However, since you will already have access to the area, and the parts are inexpensive, some owners choose to replace both as preventative maintenance.
What tools do I need to replace the washer pump?
In many cases, you may only need a flathead screwdriver or a trim removal tool to remove the plastic clips holding the wheel well liner. The pump itself can usually be wiggled out by hand. It's also a good idea to have a bucket ready to catch any washer fluid that drains from the reservoir when you pull the old pump out.
Helpful Videos
Technical Specifications
OEM Part Numbers: 86611SA000 86611AA010 86611AC010
12V DC electric motor pump. Press-fit installation into washer fluid reservoir with a rubber grommet. Separate pumps are used for front and rear washers.
We Have This Part in Stock
The information in this article is provided for general reference and educational purposes only. Vehicle specifications, procedures, and part compatibility can vary by production date, trim level, and region. Always consult your vehicle's factory service manual and verify part numbers before purchasing or performing repairs. Safety-critical components such as airbags, seat belts, and braking systems should be installed by a qualified professional.
- Subaru Forester: