Easy lifehacks

How do you fix the wiper switch on a Ford F150?

How do you fix the wiper switch on a Ford F150?

Be sure to turn the ignition off and remove the key before starting this procedure! The next step is to remove the end cap. Carefully pry the cap off the stalk with a sharp, flat tool. Now that the end cap is off, hold the wiper switch still, and unscrew the single Philips screw. Don’t slide the switch off yet!

What are the symptoms of a bad intermittent wiper relay?

1. The windshield wiper blades have one speed 2. The windshield wiper blades don’t work 3. Wiper blades operate at speeds different than you selected 4. Humming noise when the wipers are on

Why does my car not have a wiper motor?

This is usually caused by the wiper motor not getting the power that it needs due to a bad relay. In most cases, a professional mechanic will replace the intermittent wiper relay and the controls at the same time to ensure all of the supporting connections work smoothly together.

What are the signs of a bad windshield wiper?

Common signs include wiper blades not turning on or off, wiper blades operating erratically, and motor not moving despite sounding like it’s working. 1. Wiper blades won’t turn on or off

What causes the intermittent wiper to stop working?

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. This can lead to a potentially unsafe driving situation as sometimes we encounter weather conditions that require the use of the intermittent switch.

When do I need to replace my intermittent wiper relay?

In most cases, a professional mechanic will replace the intermittent wiper relay and the controls at the same time to ensure all of the supporting connections work smoothly together. Having a fully functional intermittent wiper relay is more than a convenience.

When do you need to speed up your windshield wipers?

Whether you’re driving in a torrential downpour or simply need to clear those bugs off the windshield, having the ability to slow down or speed up your windshield wipers comes in quite handy.

Be sure to turn the ignition off and remove the key before starting this procedure! The next step is to remove the end cap. Carefully pry the cap off the stalk with a sharp, flat tool. Now that the end cap is off, hold the wiper switch still, and unscrew the single Philips screw. Don’t slide the switch off yet!

What to do if your wiper won’t shut off?

If you own one of the Ford vehicles listed below and your wipers won’t shut off, here’s the fix. Ford wiper systems are controlled by the turn signal stalk on the “multi-function” switch.

How are the wipers on a Ford car controlled?

Ford wiper systems are controlled by the turn signal stalk on the “multi-function” switch. As you rotate the knob to activate the wipers, the resistance changes and the Wiper Control Module (WCM) reads the changing voltage and commands the wipers to a new speed or on/off.

Why is my intermittent wiper not working on my car?

Turn signals and intermittent wiper controls are the most common failures on the multifunction switch in late-model cars. Save money by doing the repair yourself—it’s not as complicated as it looks. Once known as a turn signal or blinker switch, this lever now also controls headlights, high beams, emergency flashers, wipers and washers.

What should I do if my windshield wiper is not working?

Give the blades a good cleaning too, for good measure. If that doesn’t fix the chattering, the problem may be a bent wiper arm. To make this diagnosis, bring the wiper up to mid-stroke on the windshield and examine the blade assembly. The blades should be making full contact on the windshield and the blade arms should be parallel to the glass.

How do you install a new windshield wiper shaft?

Install the new arm. Line up the splines so that they mate with the shaft. Make sure that your wiper arm is in the correct resting position on the windshield (it should land on the same mark you made with the original wiper). Gently tap the arm down onto the shaft. It is ideal to use a tool that will not scratch your new wiper arm.

Where is the fuse on a Ford wiper motor?

There are several simple solutions that can solve most Ford wiper motor problems. Open the fuse panel cover under the steering wheel. Turn the knob on the cover counterclockwise and pull down on the cover. Pull the fuse for the wiper motor using the supplied fuse puller in the fuse box.

What should I do if my windshield wiper arm slips?

Test the wipers. Turn the ignition key on, turn the wipers on and test the travel of the arm for proper operation. If the arm slips, you will need to replace it. Mark where the windshield wiper blade rests. If your wiper problem was not the result a loose nut, your wiper arm might be stripped out. In this case you need to replace it.

Install the new arm. Line up the splines so that they mate with the shaft. Make sure that your wiper arm is in the correct resting position on the windshield (it should land on the same mark you made with the original wiper). Gently tap the arm down onto the shaft. It is ideal to use a tool that will not scratch your new wiper arm.

What to do if your windshield wiper nut is loose?

If the nut was already very tight, you will need to loosen the retaining nut and remove the wiper arm for inspection. If the base of the wiper arm is stripped or damaged this can cause the same behavior as a loose nut, but cannot be repaired.

Do you need to replace the windshield wiper blade?

Mark where the windshield wiper blade rests. If your wiper problem was not the result a loose nut, your wiper arm might be stripped out. In this case you need to replace it. The new arm needs to rest exactly where the original rested to insure proper travel. Bar soap, wax, or another easy to remove mark will work fine to mark this spot.

How do you remove the wiper arms from a car?

Remove the windshield wiper arms. Pry up the caps that cover the bolts which hold the wipers in place using a flathead screwdriver. Use a wrench to loosen the bolts, remove them and set them aside somewhere safe, then slide the wiper arms off the bolts that they sit on below the windshield.

How do you reset the windshield wiper motor?

Insert a pry tool, such as a standard screwdriver behind the cover and gently twist to pop it out of place. Set the cover aside. Use a socket wrench to remove the nut located at the center of the wiper motor. This nut connects the arm linkage to the motor.

Why are my windshield wipers stuck on the hood?

Pull out any sticks, leaves, or other debris stuck between the top of the hood and the bottom of the windshield. Sometimes the buildup of ice, snow, and other debris is what causes windshield wipers to slow down or become misaligned over time. Clearing away everything in their path will allow you to realign them.

Why is my windshield wiper not working on my car?

Replace the windshield wiper motor right away. The windshield wiper fuse is burnt out. When the windshield wiper motor is overloaded, the associated fuse burns out. The fuse is designed to be a weak spot in the windshield wiper circuit.

Why is my Ford F150 windshield washer not working?

If the truck windshield washer is not working, you should find the leading cause of this problem. In this article, we have added 5 reasons for a faulty windshield washer. Ford F150 windshield washer can not work because of a broken fuse box, faulty water tank, clogging in nozzles, no power supply, and a broken windshield valve.

What causes a wiper fuse to burn out?

That way, if the motor is overloaded for any reason, the fuse will burn out first, instead of the more expensive wiper motor. If the wiper motor fuse burns out, check for any obstructions that may cause the motor to be overloaded.

When do I Know my wiper relay is bad?

One of the quickest indicators that a problem exists with the intermittent wiper relay is when the wipers are not intermittent and only work at one speed. The relay switch sends an electrical signal to the module that controls the operation of the wiper motor and gears inside.

What happens if the intermittent wiper switch fails?

However, when one part malfunctions, it can cause potential safety concerns. One of the most common parts to fail is the intermittent wiper relay switch. The electronic relays that are installed in today’s cars, trucks and SUV’s have to operate in very hot and grueling conditions or are subject to constant abuse.

This is usually caused by the wiper motor not getting the power that it needs due to a bad relay. In most cases, a professional mechanic will replace the intermittent wiper relay and the controls at the same time to ensure all of the supporting connections work smoothly together.

One of the quickest indicators that a problem exists with the intermittent wiper relay is when the wipers are not intermittent and only work at one speed. The relay switch sends an electrical signal to the module that controls the operation of the wiper motor and gears inside.

However, when one part malfunctions, it can cause potential safety concerns. One of the most common parts to fail is the intermittent wiper relay switch. The electronic relays that are installed in today’s cars, trucks and SUV’s have to operate in very hot and grueling conditions or are subject to constant abuse.

What should I do if my wipers wont shut off?

Turn the ignition switch to ON and then OFF. Wait 10 seconds. Then turn the ignition switch back to ON. The airbag light should light for approximately 6 seconds and then turn off. This may take up to 30 seconds because the airbag module is recharging and conducting trouble shooting.

What does it mean when your windshield wipers wont turn off?

A failed relay can mean the wipers won’t work at all, or they may continue to work even when turned off. Changing the wiper relay is the easiest approach and it might solve your problem. Wiper relays usually cost less than $20.

Why does my Ford F-150 wiper keep freezing up?

Have sand and road debris hitting passengers inside vehicle. Windshield fluid is freezing up. 1st time I thought it was because the fluid used was only for warmer temps as there was also some ice floating in the reservoir bb. Took to a dealer in NY, had the old fluid removed & replaced with fluid good to -20 degrees.

Why are the wipers on my F150 not working?

The wipers continue to wipe at a low intermittent speed. In the old days the wiper switch actually switched power to the wiper motor, so a problem like this would definitely indicate a shorted switch.

Can a wiper be removed from a Ford truck?

It is primarily intended for Ford trucks but most likely also applies to other Ford models. Be sure to turn the ignition off and remove the key before starting this procedure! The next step is to remove the end cap.

What does it mean when your wipers won’t shut off?

The technical service bulletin #15-006 address an issue where the wipers won’t shut off after you’ve turned the wiper switch to off. The wipers continue to wipe at a low intermittent speed. In the old days the wiper switch actually switched power to the wiper motor, so a problem like this would definitely indicate a shorted switch.

What to do if your windshield wipers are stuck?

Scrape off any ice and snow with an ice scraper. Pull out any sticks, leaves, or other debris stuck between the top of the hood and the bottom of the windshield. Sometimes the buildup of ice, snow, and other debris is what causes windshield wipers to slow down or become misaligned over time.

What to look for in a Ford wiper wiring diagram?

Then check for power at the relays. Follow the Ford wiper wiring diagram and check for power at the relay contacts and control coil. Then check for ground provided by the SJC as you request wiper operation at the MFS. Finally, check for good ground conditions at the MFS, SJC, Wiper motor and washer motor.

What is the MFS switch on a Ford wiper?

Examine the Ford wipers wiring diagram below. First, notice thathe wiper speed switch is now called a multi-function switch (MFS). It does not actually switch power to the wiper motor. It just acts a signaling device to tell the Smart Junction Box (SJB) what action you’d like it to take.

How does the SJB work on a Ford wiper?

The SJB measure the voltage drop and based on the remaining voltage, determines what setting the driver has requested. The SJB then applies a ground to the appropriate relays which then provide power to the wiper motor and washer motor. As you can see by the Ford wiper wiring diagram, the system uses several fuses:

Then check for power at the relays. Follow the Ford wiper wiring diagram and check for power at the relay contacts and control coil. Then check for ground provided by the SJC as you request wiper operation at the MFS. Finally, check for good ground conditions at the MFS, SJC, Wiper motor and washer motor.

Examine the Ford wipers wiring diagram below. First, notice thathe wiper speed switch is now called a multi-function switch (MFS). It does not actually switch power to the wiper motor. It just acts a signaling device to tell the Smart Junction Box (SJB) what action you’d like it to take.

The SJB measure the voltage drop and based on the remaining voltage, determines what setting the driver has requested. The SJB then applies a ground to the appropriate relays which then provide power to the wiper motor and washer motor. As you can see by the Ford wiper wiring diagram, the system uses several fuses:

Why are my wipers not turning off completely?

Wipers Will Not Turn Off Completely. Seems to be set on longest delay. Wipers Will Not Turn Off Completely. Seems to be set on longest delay. Got in my truck yesterday and turned on wipers… All good. Then on return trip, pulsed wipers and can’t shut off completely ever since.

What does trouble code b1131 : 08 mean on Ford wipers?

The first step is to check for trouble codes. In this particular case, Ford says the problem sets a B1131:08 trouble code. The code means there’s a communication error on the digital data bus (Local Interconnect Network (LIN). Next unplug the SCCM. If the wipers continue to run, check the brown/white wire to determine if there’s a short to ground.

Why do my wipers not shut off when I Disconnect SCCM?

If the wipers shut off the instant you disconnect the SCCM, then the problem is most likely in the multifunction switch. You can check the operation of the switch with a scan tool. Connect your scan tool and check that all the wiper modes show OFF.

The first step is to check for trouble codes. In this particular case, Ford says the problem sets a B1131:08 trouble code. The code means there’s a communication error on the digital data bus (Local Interconnect Network (LIN). Next unplug the SCCM. If the wipers continue to run, check the brown/white wire to determine if there’s a short to ground.

If the truck windshield washer is not working, you should find the leading cause of this problem. In this article, we have added 5 reasons for a faulty windshield washer. Ford F150 windshield washer can not work because of a broken fuse box, faulty water tank, clogging in nozzles, no power supply, and a broken windshield valve.

Where are the spring loaded switch detents on a F150?

Before you slide the rotating switch cover off, place your hand under the entire assembly as shown. Be careful not to lose the spring-loaded switch detents (top one is circled, the other is on the bottom).

What to do if your windshield wiper switch fails?

If yours are not, invest in one of AutoZone’s F150 windshield wiper switches so that you’re able to safely start hauling and towing again. If the windshield wiper switch for your Ford F150 fails, you are going to observe a non-operational condition or possibly an inhibited ability to adjust the speed of the wiper blades.

Before you slide the rotating switch cover off, place your hand under the entire assembly as shown. Be careful not to lose the spring-loaded switch detents (top one is circled, the other is on the bottom).

What does it mean when your windshield wipers don’t work?

You don’t miss wipers until they don’t work. When your wipers stop working, and you can hear the wiper motor running. The problem is most likely a disconnected wiper motor link arm. Refitting the link arm is usually a simple process. You’re lucky, this is a pretty simple job, however some cars are easier than others.

What happens when the wiper motor is activated?

When activated a wiper motor rotates continuously and more sophisticated motors rotate left to right. The challenge is to transform rotational movement of the wiper motor into lateral movement of the wipers blades.

How are the wipers attached to the car?

The motor, wiper drive mechanism and wiper arms are all attached to it. When activated a wiper motor rotates continuously and more sophisticated motors rotate left to right. The challenge is to transform rotational movement of the wiper motor into lateral movement of the wipers blades.

Wipers Will Not Turn Off Completely. Seems to be set on longest delay. Wipers Will Not Turn Off Completely. Seems to be set on longest delay. Got in my truck yesterday and turned on wipers… All good. Then on return trip, pulsed wipers and can’t shut off completely ever since.

If the wipers shut off the instant you disconnect the SCCM, then the problem is most likely in the multifunction switch. You can check the operation of the switch with a scan tool. Connect your scan tool and check that all the wiper modes show OFF.

How can I tell if my car wipers are bad?

This code can be set by an open or shorted Yellow/Gray wire between the SCCM and the wiper motor, defective multifunction switch or a bad wiper motor. 3. Unplug the SCCM and see if the wipers continue to run. If they still run, check the Brown/White (BN/WH) wire for a short to ground and repair if necessary. 4.

Turn signals and intermittent wiper controls are the most common failures on the multifunction switch in late-model cars. Save money by doing the repair yourself—it’s not as complicated as it looks. Once known as a turn signal or blinker switch, this lever now also controls headlights, high beams, emergency flashers, wipers and washers.

What happens when the intermittent wiper relay fails?

When all of the components involved in the windshield wiper blades work correctly, the system is very convenient. However, when one part malfunctions, it can cause potential safety concerns. One of the most common parts to fail is the intermittent wiper relay switch.

How to replace the windshield wiper switch on a F150?

For 15 minutes work you can save yourself $150 in labor at a dealership. Replacement was simple for my F150… There are 3 screws under the steering housing to be removed, once out take a small screwdriver and gently separate the two (2) halves of the housing (several inserts used for lining 2 halves).

1. The windshield wiper blades have one speed 2. The windshield wiper blades don’t work 3. Wiper blades operate at speeds different than you selected 4. Humming noise when the wipers are on

How can I Fix my Ford F250 wipers?

I have a 2013 ford f250. My wipers always stayed on the lowest setting even with the switch in the off position. This was an easy fix 20 min or less. There 3 small bolts under stearing wheel. Take them out. And the covers come apart. Its best to have the stearing wheel turned to the left.

Why does my windshield wiper chatter when I Turn on the car?

Chatter can happen because of several reasons, all having to do with either the wiper itself or the windshield glass. Let’s list some of them below. It’s a tale as old as time… or rather, as old as car manufacturing. A customer like yourself would buy new windshield wipers and the second they start using them, they begin to chatter.

How can I Stop my windshield wipers from making noise?

Both tight and loose wipers make noise, though they differ a bit. Whatever the case, use a regular wrench and readjust them so that they work without chatters. The same works with the rubber itself. You can just move it around a bit with your hand until they feel soft and loose and ready to wipe.

What are the fuse boxes on a 2001 Ford F-150?

The 2001 Ford F-150 has 2 different fuse boxes: Speed Control Module, Reverse Lamp, Climate Mode Switch, Daytime Running Lamp Relay Front Washer Pump Relay, Wiper Run/Park Relay, Wiper Hi/LO Relay, Windshield Wiper Motor Stop Lamp Switch, (Speed Control, Brake Shift Interlock, ABS, PCM Module Inputs), GEM Module

When do you know your windshield wiper motor is bad?

3. Windshield wiper motor doesn’t move but you hear it working. The most common sign that a problem exists with the wiper module is when you activate the switch but don’t see the wiper blades moving.

What to do if your wiper module won’t turn on?

Wiper blades won’t turn on or off The wiper module’s primary job is to send a signal to the wiper motor which powers the wiper blades. Before it can control the speed or duration of the wiper blades, it must first tell the motor to turn them on or signal them to shut off.

How does the wiper arm work on a car?

When you activate your windshield wipers, electricity is sent to the wiper motor, which in turn activates the linkage, and then operates the wiper arm to move the wiper blades across the windshield. The entire system is controlled by a windshield wiper module. Some mechanics refer to the wiper module as the wiper governor module.

What is the fuse box diagram for a 1987 Ford F150?

Speed Control, Accessories & 4WD, Auxiliary Battery Control, Digital Clock, Rear Window Defogger, Feedback Carburetor Control (4.9L), Windshield Wiper Switch, Electronic Shift Control Module, Rear Anti-Lock Brakes Courtesy Lights, Dome Lights, Cargo Light, Glove Box Light, Warning Buzzer, Radio

Speed Control, Accessories & 4WD, Auxiliary Battery Control, Digital Clock, Rear Window Defogger, Feedback Carburetor Control (4.9L), Windshield Wiper Switch, Electronic Shift Control Module, Rear Anti-Lock Brakes Courtesy Lights, Dome Lights, Cargo Light, Glove Box Light, Warning Buzzer, Radio

Where is the wiper relay module on a F150?

Need to locate the wiper relay module also called wiper control module or interval governor in a 1997 F150. helpful? Do the wipers stop if you remove one of the relays?

What is the wiper speed switch on a Ford?

The Ford wiper control system on late model vehicles is completely different than anything you’re used to in the past. Examine the Ford wipers wiring diagram below. First, notice thathe wiper speed switch is now called a multi-function switch (MFS).

Need to locate the wiper relay module also called wiper control module or interval governor in a 1997 F150. helpful? Do the wipers stop if you remove one of the relays?

Do you need a windshield wiper arm for a Ford F150?

Behind the wheel of your Ford F150, you have the confidence to take on all the hauling and towing projects that come your way, along with a reliable ride. Continue to enjoy your F150 in all weather conditions by installing a replacement F150 windshield wiper arm from AutoZone.

Why is my Wiper not working on my F150?

The air and dust particles trap inside the nozzles, and they become disturbed. The pump moves in such situations, but the valve area does not supply water to the site’s wiping. The clogged material either lies inside the tool, or the blockage is near the pump and fluid tank area.

What to do if your power window is not working?

Begin working on the window of the driver’s side of the car. Hold down the window switch and listen for the noise of the motor. If you do not hear a noise, the window switch, regulator, motor or wiring is damaged. To figure out the problem, you will need to take off the door panel.

Where is the intermittent wiper control located on a car?

A partial or complete loss of intermittent wiper control. To fix these two problems, you’ll need a shop manual, a digital multimeter and possibly some Torx bits. On most late-model vehicles, the MFS is located under the plastic covers behind the steering wheel.

Are there any problems with the Ford F-150 wiper?

98 problems related to wiper have been reported for the 2014 Ford F-150. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2014 Ford F-150 based on all problems reported for the 2014 F-150. Backup camera intermittently fails to display rear image.

A partial or complete loss of intermittent wiper control. To fix these two problems, you’ll need a shop manual, a digital multimeter and possibly some Torx bits. On most late-model vehicles, the MFS is located under the plastic covers behind the steering wheel.

How to fix intermittent wiper and turn signal problems?

Disengage the plastic snap clips and separate the two halves of the steering column cover. Multifunction switch levers control headlights, flashers, wipers and intermittent windshield washers. The MFS is usually held in place by hex-head or Torx screws. Remove them, pull out the switch and disconnect the electrical connector.

What are the most common intermittent wiper failures?

The two most common failures are: 1 A broken turn signal “canceling” mechanism that won’t shut off the “blinkers” after a turn, 2 A partial or complete loss of intermittent wiper control. More

The technical service bulletin #15-006 address an issue where the wipers won’t shut off after you’ve turned the wiper switch to off. The wipers continue to wipe at a low intermittent speed. In the old days the wiper switch actually switched power to the wiper motor, so a problem like this would definitely indicate a shorted switch.

This code can be set by an open or shorted Yellow/Gray wire between the SCCM and the wiper motor, defective multifunction switch or a bad wiper motor. 3. Unplug the SCCM and see if the wipers continue to run. If they still run, check the Brown/White (BN/WH) wire for a short to ground and repair if necessary. 4.

If you own one of the Ford vehicles listed below and your wipers won’t shut off, here’s the fix. Ford wiper systems are controlled by the turn signal stalk on the “multi-function” switch.

Why is my windshield washer not working on my Ford?

Ford Windshield Washer Not Working – What’s the Deal? The windshield wipers clean the windshield and make it easier to see while driving, and washer fluid aids in cleaning. The washer fluid is kept in a reservoir and accessed by depressing the knob on your wipers, which activates the motor that runs the pump.

Ford wiper systems are controlled by the turn signal stalk on the “multi-function” switch. As you rotate the knob to activate the wipers, the resistance changes and the Wiper Control Module (WCM) reads the changing voltage and commands the wipers to a new speed or on/off.

What to do if your wiper fluid is not flowing?

If the wiper fluid is not flowing on your Ford, you are going to get some smeared windows, so it’s best to find out why it’s not working. If playback doesn’t begin shortly, try restarting your device. Videos you watch may be added to the TV’s watch history and influence TV recommendations.

How does the intermittent wiper relay system work?

This operation is completed thanks to the intermittent wiper relay; an electrical switch that sends a predetermined setting to the wiper module to power the wiper motor. When all of the components involved in the windshield wiper blades work correctly, the system is very convenient.

What happens if the windshield wiper switch fails on a F150?

If the windshield wiper switch for your Ford F150 fails, you are going to observe a non-operational condition or possibly an inhibited ability to adjust the speed of the wiper blades. Having total control of the operation and speed is crucial in order to maintain safety in all kinds of inclement weather.

This operation is completed thanks to the intermittent wiper relay; an electrical switch that sends a predetermined setting to the wiper module to power the wiper motor. When all of the components involved in the windshield wiper blades work correctly, the system is very convenient.

When do windshield wiper blades only work one speed?

The windshield wiper blades have one speed. One of the quickest indicators that a problem exists with the intermittent wiper relay is when the wipers are not intermittent and only work at one speed.

Why does my windshield wiper not shut off?

As you rotate the knob to activate the wipers, the resistance changes and the Wiper Control Module (WCM) reads the changing voltage and commands the wipers to a new speed or on/off. When wiper won’t shut off the problem is due to a poorly designed multi-function switch, not a bad WCM or a defective Generic Electronic Module (GEM).

What are the fuses on a Ford wiper?

As you can see by the Ford wiper wiring diagram, the system uses several fuses: • 10A fuse for the low current board in the SJC to receive the washer signal from the MFS and provide ground to the washer relay. (the low current circuit board is in the SJC) Then check for power at the relays.

Is there any way to troubleshoot a Ford wiper motor?

Or you may be having trouble getting your wipers to work at all. Fortunately, the motor unit can be replaced. However, before replacing the motor, you should troubleshoot the problem. There are several simple solutions that can solve most Ford wiper motor problems. Open the fuse panel cover under the steering wheel.

The Ford wiper control system on late model vehicles is completely different than anything you’re used to in the past. Examine the Ford wipers wiring diagram below. First, notice thathe wiper speed switch is now called a multi-function switch (MFS).

Wiper blades won’t turn on or off The wiper module’s primary job is to send a signal to the wiper motor which powers the wiper blades. Before it can control the speed or duration of the wiper blades, it must first tell the motor to turn them on or signal them to shut off.

Car windshield wiper modules control the wiper speed. If windshield wipers aren’t working, replace them immediately. The windshield wiper module, or governor, controls the wiper motor operation. The module receives input from the wiper switch, and in some cases from various sensors as well.

Where is the windshield wiper control module located?

Generally, the wiper control module is located under the dash, but it can be found in other places as well. If you have a hard time locating the module, consult the factory repair manual for the location. Step 2: Disconnect the negative battery cable.

What’s the best way to remove a windshield wiper?

Twist the ratchet to spin the nut counter clockwise one half to one full turn. Once the hex nut is loosened, release your grip of the wiper arm and remove the socket and ratchet from the hex nut. Spin the hex nut completely off by hand and set aside for reuse. Remove the entire wiper arm from the drive post.

Do you need to replace the retaining nut on a windshield wiper?

If the drive post is stripped it will need to be replaced, and this may mean replacing the windshield wiper motor. If the nut was already very tight, you will need to loosen the retaining nut and remove the wiper arm for inspection.

The windshield wiper blades have one speed. One of the quickest indicators that a problem exists with the intermittent wiper relay is when the wipers are not intermittent and only work at one speed.

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. This can lead to a potentially unsafe driving situation as sometimes we encounter weather conditions that require the use of the intermittent switch.

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Ruth Doyle