1986-1991 Acura Integra Windshield Washer Pump Replacement and Diagnosis
If your washer fluid isn't spraying, a failed pump is the likely cause—here's how to choose the right part and fix it.
- A failed washer pump is the most common reason for the system not working on a first-gen Integra.
- Diagnosis is simple: listen for the pump's hum. No sound usually means the pump has failed or has no power.
- Replacement is a DIY-friendly task that takes less than an hour and requires only basic tools.
- Quality aftermarket brands like Trico offer a reliable and cost-effective replacement part for this vehicle.
Is Your Acura Integra's Windshield Washer Pump Failing?
A non-working windshield washer system on a first-generation Acura Integra is most often caused by a failed washer pump. Over decades of use, the small electric motor inside the pump simply wears out. Before you buy a new part, a couple of quick checks can confirm the pump is the problem.
- Listen for the pump motor. With the car's ignition on, have a friend stand near the front passenger side of the car while you activate the washer switch. If they hear a humming sound, the pump is getting power but may be clogged or weak. If there is no sound, the pump motor has likely failed or is not receiving power.
- Check the fuse. If you don't hear any sound from the pump, the next step is to check the fuse for the washer system to make sure it hasn't blown.
- Test for power. If the fuse is good, the final check is to use a multimeter to see if 12-volt power is reaching the pump's electrical connector when the switch is activated. If power is present but the pump doesn't run, it's time for a replacement.
Symptoms of a Bad Windshield Washer Pump
Key Failure Signs
- No Spray: The most obvious symptom is that no washer fluid sprays onto the windshield when you activate the control.
- No Sound: You don't hear the familiar, faint humming noise of the pump motor when you try to use the washers.
- Weak Spray: If the spray is weak or inconsistent, the pump motor might be failing and losing its ability to generate enough pressure. This could also point to clogged lines or nozzles.
Choosing an Aftermarket Pump: OEM vs. Aftermarket
For a vehicle like the 1986-1991 Integra, finding a brand new Original Equipment Manufacturer (OEM) washer pump can be difficult and expensive. Aftermarket parts are widely available, affordable, and are the most practical choice for this repair.
Brands like Trico offer direct-fit replacement washer pumps designed for easy installation without needing any modifications. These parts are made to meet or exceed the original specifications and are a reliable, cost-effective solution. Given the simplicity of the part and the age of the vehicle, a quality aftermarket pump is a smart and dependable choice.
Cost of Replacing an Integra Windshield Washer Pump
| Part Type | Estimated Cost |
|---|---|
| New Aftermarket Pump | $24 - $35 |
| New OEM Pump | $50 - $70+ (if available) |
| Shop Labor | $50 - $100 |
Pro Tip: DIY Installation
Replacing the washer pump is a straightforward job that most owners can do themselves in under an hour with basic tools. This can save you the entire cost of shop labor. The pump is located at the bottom of the washer fluid reservoir, accessible by pulling back the fender liner on the passenger side.
Frequently Asked Questions
Where is the windshield washer pump located on a 1986-1991 Integra?
The pump is press-fit into the bottom of the windshield washer fluid reservoir. You can access it from underneath the front passenger side of the car by moving the plastic fender liner out of the way.
Can I replace the washer pump myself?
Yes, this is a beginner-friendly DIY job. It involves unplugging the electrical connector, pulling off the hose, and carefully prying the old pump out of the reservoir. Be prepared for the remaining washer fluid to drain out when you remove the pump.
Are there any recalls for the 1986-1991 Integra washer pump?
No, there are no active recalls or Technical Service Bulletins (TSBs) from the NHTSA for the windshield washer pump on the 1986-1991 Acura Integra.
Do I need a special tool to replace the pump?
No special tools are required. Basic hand tools like a flathead screwdriver to help pry the old pump out and perhaps pliers for the hose clamp are all that's typically needed. Applying a small amount of lubricant to the new rubber grommet can make inserting the new pump easier.
Technical Specifications
OEM Part Numbers: 38512-SB0-J01 38512-SB0-921 38512-SB0-922 76806-SE0-S01 76806-SE3-G02
12V electric motor pump, press-fit into washer reservoir with rubber grommet.
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.
- Acura Integra:
- 🛍️ Shop This Part
- Is Your Acura Integra's Windshield Washer Pump Failing?
- Symptoms of a Bad Windshield Washer Pump
- Key Failure Signs
- Choosing an Aftermarket Pump: OEM vs. Aftermarket
- Cost of Replacing an Integra Windshield Washer Pump
- Pro Tip: DIY Installation
- Frequently Asked Questions
- 🎟️ Get 5% Off