2018 Mazda CX-5 Windshield Wipers Aren't Working

Common Causes for Non-Functioning Windshield Wipers on Your 2018 Mazda CX-5 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 2018 Mazda CX-5 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 2018 Mazda CX-5 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.

What are the steps to diagnose the windshield wiper issue in a 2018 Mazda CX-5?

When diagnosing windshield wiper issues in a 2018 Mazda CX-5, it's crucial to follow a methodical diagnostic approach that prioritizes simpler fixes before delving into more complex problems. Begin by checking the wiper fuse, as a blown fuse is a common and easily rectifiable issue that can prevent the wipers from functioning. If the fuse is intact, the next step is to inspect the wiper blades for any signs of wear or damage; replacing worn blades is a simple task that can greatly enhance visibility during inclement weather. If the wipers still do not operate, proceed to test the wiper motor, as this component frequently fails and can lead to complete wiper malfunction. Should the motor be operational, examine the washer pump and its wiring, as a faulty connection may be the root of the problem. Additionally, consider the wiper switch; if it has been replaced and issues persist, further investigation into the electrical system may be warranted. Lastly, if only one wiper is malfunctioning, check for ice or snow that could be causing it to stick, as this is a common winter issue. By systematically addressing each of these components, you can effectively diagnose and resolve windshield wiper problems, ensuring your Mazda CX-5 remains safe and reliable on the road.

What causes windshield wipers to fail on a 2018 Mazda CX-5?

Understanding the common problems that can lead to windshield wiper failure on a 2018 Mazda CX-5 is crucial for any DIY enthusiast looking to troubleshoot and resolve issues effectively. One of the primary culprits is a broken wiper motor, which can prevent the wipers from functioning altogether. Additionally, issues with the wiper switch can disrupt the electrical signals necessary for operation, leading to intermittent or complete failure. In colder climates, frozen windshields can pose a significant challenge; if the wipers are used when the rubber edges are stuck to the glass, it can cause damage. Worn wiper blades are another frequent issue, as they can become ineffective over time, resulting in poor visibility during rain or snow. Furthermore, a blown fuse can interrupt the power supply to the wipers, rendering them inoperable. By identifying these common problems, you can take the necessary steps to repair or replace the affected components, ensuring your windshield wipers function properly and maintain safe driving conditions.

How urgent is it to address the non-functioning windshield wipers on a 2018 Mazda CX-5?

Addressing non-functioning windshield wipers on your 2018 Mazda CX-5 is an urgent matter that should not be overlooked. Windshield wipers are vital for maintaining visibility during adverse weather conditions, such as rain or snow, which can significantly impair your ability to see the road. When wipers fail, the risk of accidents increases, not only for you but also for other road users. The urgency of this issue is underscored by the fact that even minor wiper malfunctions can escalate into more significant problems if left unaddressed, potentially leading to costly repairs or even compromising your vehicle's safety features. Therefore, it is essential to diagnose and resolve any wiper issues promptly, ensuring that you can drive safely and confidently in all weather conditions. Taking immediate action not only protects your safety but also enhances the overall driving experience in your Mazda CX-5.

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