Auto manufacturers want to make filling washer fluid simple and easy, so instead of creating a whole separate reservoir, they simply tap into that reservoir up front, and run a line all the way to your rear windshield. In short, to fill your rear windshield washer fluid, simply fill the reservoir up front.

Windshield Washer Reservoir Replacement

1. Drain the washer fluid (you decide how)
2. Remove the front under cover.
3. Remove the right front tire and fender protector (RH).
4. Disconnect the harness connectors from the washer motor and washer fluid level switch.
5. Disconnect the front washer tube from the washer motor.

On most cars, the washer fluid reservoir is located at the back of the engine bay, near the base of the windshield. The tank is usually translucent, allowing you to see whether there is fluid in the reservoir or not.

The average cost for windshield washer fluid reservoir replacement is between $182 and $205. Labor costs are estimated between $86 and $108 while parts are priced at $96.

Common signs include washer fluid not spraying evenly, no fluid spraying onto the windshield, and the pump not engaging when you activate the system.

How to Replace a Windshield Washer Reservoir

1. Materials Needed.
2. Step 1: Remove the reservoir bolts.
3. Step 2: Remove the connection to the washer pump.
4. Step 3: Remove the washer fluid line from the reservoir.
5. Step 4: Pull the washer reservoir from the vehicle.
6. Step 5: Install the new washer reservoir.

A washer reservoir replacement costs around $20 to $470.

The average cost for windshield washer pump replacement is between $138 and $156. Labor costs are estimated between $71 and $90 while parts are priced at $66. This range does not include taxes and fees, and does not factor in your specific vehicle or unique location.

It is illegal under the Road Vehicles Regulations 1986 to not have fluid in a vehicle’s screen washer bottle. Even running out of water in your screen wash bottle is enough to cause an MOT failure. …

The problem could be that your windshield wiper nozzles are clogged. Polish can easily block these nozzles. The location of the nozzle jets varies from car to car. And finally, if you can’t identify what’s causing your windshield wiper fluid not to spray, contact your local repair shop to have them check it out.

Windshield Wiper Motor Replacement Cost – RepairPal Estimate. The average cost for windshield wiper motor replacement is between $319 and $340. Labor costs are estimated between $79 and $100 while parts are priced at $240.

There’s no recourse but to replace these. Unfortunately, some of these parts have no part number from the dealer, requiring you to replace an entire expensive assembly—or improvise.

If the nut is a little loose – which is common – the wiper motor will turn the pivot but the wiper arm will not move. You may notice only one wiper working while the other stays at the bottom. If you have this issue, make sure the wiper pivot nuts are tight.

The blown fuse will cut the power, shutting down the wiper system. Solution: Check your owner’s manual for the location of your fuses, and to identify which fuse protects the wiper motor. Pull out the fuse and inspect it — if it’s blown, you should be able to see a broken wire inside it, or char marks.

Buy a replacement fuse of the correct amperage, then swap out the old one. If your wipers come back to life, a blown fuse was the problem. Cost of parts: About $10 for an assortment of 100 fuses. Cost of professional labor: $20 to $50.

When the relay is faulty, the windshield wipers will only work at the same speed that the last relay signal was sent. If you make a change in the settings and the wipers don’t react, it’s most likely due to a malfunction in the intermittent wiper relay.

Symptoms of a Bad or Failing Windshield Wiper Motor

1. Wiper blades move slower than programmed.
2. Wiper blades only have one speed.
3. Wiper blades don’t move.
4. Wiper blades don’t park in the correct position.

The washer systems associated with your windshield wiper control switch usually doesn’t need a relay. It wires direct from the control to the pump.