Toyota Highlander Windshield Wipers Aren't Working

Common Causes of Non-Functional Windshield Wipers in Your Toyota Highlander and How to Fix Them

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Reviewed by
Bo Fader
Written by RepairPal Car Genius
Updated January 14, 2025
0%
75% chance it's the
Wiper Motor
0%
25% chance it's the
Switch
The most common reasons a Toyota Highlander windshield wipers aren't working are broken wiper motor and issues with the switch.
  • Wiper Motor: A faulty wiper motor or a bad electrical connection can result in intermittent or non-functioning windshield wipers.
  • Switch: A faulty switch can result in intermittent or complete failure of the electrical component it controls, leading to malfunctioning systems.
Proper diagnosis will determine the exact cause of your symptom, saving you money on unnecessary repairs. The diagnostic experts at RepairPal Certified shops have the right tools and experience to solve any symptom.

How much does it cost to fix a Toyota Highlander windshield wipers aren't working?

Common Repairs

The total repair cost will vary based on the condition of your vehicle and the number of repairs needed to fix your symptom. Proper diagnosis will save you money by finding the exact repairs needed to fix your car right the first time.

Inability to control the windshield wipers comes in several forms, and they are all indicative of windshield wiper switch failure. The windshield wipers may not work in all settings, may not turn on when requested, may not move to their parked position when turning off, or the washer pumps may or may not run at random. This is a general list of symptoms, but failure of anything the windshield wiper switch controls will indicate the need for testing the windshield wiper and washer switch.

A failed windshield wiper motor will do one of two things in the event of failure. First, it can intermittently work, meaning when the wiper switch is turned on, the windshield wipers may activate, and run for a random amount of time. This may happen at random, or change with a bump. Lastly, the windshield wipers could show no signs of activity, indicating motor failure.

The moment water touches the windshield, you know if you need new windshield wiper blades. If your wiper blades are torn, cracked, hard, or brittle, it is time for replacement. Wipers should also be replaced if the wiper blades only smear water around, seem to make a mess, streak the windshield, and miss large patches. If you are unhappy with the current wiper blades on your vehicle, this is a very economical change to make.

Windshield wiper arms will be replaced mainly for aesthetic reasons or damage. If the windshield arms become bent or rusted, the windshield wipers may not contact the windshield at the proper angle, or there may be no contact at all. Also, the sun will take a toll on these parts after years of use, and fading or clear coat peeling will result, not to mention rust.

Troubleshooting Non-Functional Windshield Wipers in a Toyota Highlander

When troubleshooting non-functional windshield wipers in your Toyota Highlander, start with the most straightforward solutions before delving into more complex issues. Begin by checking the pivot nut that secures the wiper arm to the transmission stem; a loose nut can prevent the wipers from operating correctly. If the nut is tight, inspect the wiper assembly for any debris or blockages that could impede movement. Next, activate the wipers and listen for any sounds from the motor; a lack of noise may indicate a malfunctioning motor. If the wipers still do not function, examine the wiper arm for wear or stripping, as these issues can also prevent proper operation. If these steps do not resolve the problem, consider consulting a certified RepairPal shop for professional assistance and repair cost estimates. By following this diagnostic approach, you can efficiently identify and address the issues affecting your windshield wipers, ensuring optimal visibility during adverse weather conditions.

What to Check When Windshield Wipers Aren't Working on a Toyota Highlander?

When your Toyota Highlander's windshield wipers fail to operate, it's essential to systematically investigate several common problems that could be at play. Start by examining the wiper motor, as this component is often the primary reason for wiper failure. If the motor is unresponsive, it may need replacement. Next, check the wiper switch; a malfunction here can prevent the wipers from receiving the necessary signals to operate. If you notice that only one wiper is functioning, this could indicate a specific issue within the wiper linkage or a problem with the wiper arm itself. Additionally, listen for any unusual clicking sounds from the motor or linkage, which may suggest a mechanical obstruction or failure. Lastly, ensure that the wiper blades retract properly when turned off; improper retraction can signal a malfunction in the wiper system. By addressing these potential issues, you can effectively diagnose and resolve the problem with your Highlander's windshield wipers, ensuring safe visibility while driving.

Why Are the Windshield Wipers Not Working on a Toyota Highlander?

When your Toyota Highlander's windshield wipers stop functioning, it is crucial to address the issue promptly to avoid potential safety hazards. A malfunctioning wiper motor or a faulty wiper switch can severely impair your visibility during rain or snow, increasing the risk of accidents. Additionally, if the rear wiper is inoperative, it may indicate a damaged motor or a blown fuse, which can compromise your ability to see clearly behind you. It's also important to consider that if the wipers are frozen to the windshield, attempting to operate them can damage the linkage or wiper arm splines, leading to costly repairs. Given these risks, it is advisable to diagnose and resolve any wiper issues as soon as they arise, ensuring your vehicle remains safe and functional on the road.

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Toyota Highlander Windshield Wipers Not Working | RepairPal