Mercedes-Benz C36 AMG Windshield Wipers Aren't Working

Common Causes of Windshield Wiper Malfunctions in Your Mercedes-Benz C36 AMG and How to Fix Them

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Reviewed by
Aisha
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 Mercedes-Benz C36 AMG 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 Mercedes-Benz C36 AMG 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.

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 Mercedes-Benz C36 AMG

When faced with non-functional windshield wipers in your Mercedes-Benz C36 AMG, it's essential to adopt a systematic diagnostic approach. Start by checking the windshield wiper fuse, as this is a straightforward task that can often resolve the issue without further intervention. If the fuse is intact, proceed to inspect the hood closure switch; a malfunction here can prevent the wipers from operating, so ensure the hood is securely closed. Next, test the washer function; if the washer sprays but the wipers remain inactive, the problem may lie with the motor or its wiring. Conversely, if the washer fails to operate, the issue could be with the control stalk. Finally, if these initial checks do not yield results, examine the wiper arm assembly and frame. Gaining access to this area may require removing a plastic cover, allowing you to inspect the motor located near the firewall. By following this structured approach, you can effectively diagnose and potentially fix the wiper issue, ensuring your vehicle remains safe and functional.

How to Diagnose Non-Functional Windshield Wipers in a Mercedes-Benz C36 AMG?

When diagnosing non-functional windshield wipers in a Mercedes-Benz C36 AMG, it's crucial to be aware of the common problems that may arise. Start by checking the windshield wiper fuse, as a blown fuse is a frequent culprit behind wiper failure. Your vehicle is equipped with multiple fuse boxes, so consulting the owner's manual will guide you to the correct location. Additionally, ensure that you are using the right size and type of windshield wiper blades, ideally opting for genuine Mercedes-Benz parts to ensure compatibility and performance. If the wipers remain inoperative after these initial checks, the issue could stem from a malfunctioning wiper motor or linkage, which are less common but more complex problems. In such cases, it is wise to seek the expertise of a qualified Mercedes-Benz technician who can provide an accurate diagnosis and recommend the necessary repairs. By understanding these potential issues and following a methodical approach, you can effectively troubleshoot and resolve the problems with your windshield wipers.

Why Are the Windshield Wipers Not Working on a Mercedes-Benz C36 AMG?

When windshield wipers fail to operate on a Mercedes-Benz C36 AMG, it is crucial to address the issue without delay. Neglecting malfunctioning wipers can significantly impair visibility during rain or adverse weather conditions, posing a serious safety risk to both the driver and other road users. Additionally, the underlying causes of wiper failure, such as a faulty switch, seized blades, or electrical issues, can lead to further complications if left unresolved. For instance, a malfunctioning fuse or problems with the washer system can escalate into more extensive electrical problems, potentially resulting in costly repairs. Therefore, diagnosing and fixing the specific issue promptly not only ensures safe driving conditions but also helps maintain the overall health of your vehicle, preventing more significant damage down the line. Taking immediate action can save you time, money, and enhance your driving experience.

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Mercedes-Benz C36 AMG Windshield Wiper Issues | RepairPal