Mercedes-Benz Wiper Motor Replacement

Mercedes-Benz Wiper Motor Replacement

Does your Mercedes-Benz wiper move slower than usual, or wipers won’t stop in their original position? Learn how to fix it by following the procedures below. When replacing the wiper arm or the wiper motor, use caution to avoid damaging or breaking the windshield.

What you will need

  • Mercedes Wiper Motor
  • Mechanic Metric Tool Set
    • Screwdrivers
    • 10mm socket
    • 13mm socket
    • Ratchet and extension
  • Torx socket set


  1. Park the vehicle and set the parking brake. Open the hood by pulling the hood release under the dashboard. get ready to remove mercedes wiper motor
  2. Remove the 13mm nut holding the wiper arm. Next, remove the wiper arm by pulling it up. Some models, such as the C-Class or S-Class, have a small plastic on top of the nut you need to pry off. Try wiggling the arm to get it off the linkage. If you can’t remove the wiper arm, use a puller.
  3. Remove the weather & wind strip. remove weather strip
  4. Remove the plastic cover (rain tray/cowl/rain diverter) near the firewall. Remove all screws and clips along the perimeter of the plastic cover, then remove it by lifting it. remove mercedes rain drip panel
  5. Remove bolts that hold the wiper linkage in place. These are 13mm bolts that need to be removed. remove 13mm wiper link nut
  6. Lift the wiper assembly and disconnect the electrical wire from the wiper motor by pressing the connector then pulling it away from the motor. mercedes wiper linkage
  7. Remove the wiper motor and linkage from the car. Remove the bolts that secure the wiper motor to the wiper assembly and replace the motor.remove mercedes wiper motor
  8. Replace the wiper motor and reinstall in reverse order. install new Mercedes wiper motor

The pictures in this guide are from a Mercedes-Benz E-Class W211, but Mercedes uses the same setup in other chassis. This guide will also help owners of Mercedes C, S, CLK, SL, SLK, GL, GLK, GLA, and ML learn how to replace the wiper motor.

Frequently Asked Questions

How do I align the wipers properly?

Look carefully at your Mercedes windshield for a dot at the bottom. When you install the wipers, make sure that the wipers are just above this dot. The wipers need to be about 1 inch / 2-3cm above this dot.

Mercedes Wiper Arm Stuck Up

If your Mercedes-Benz wiper arm is stuck up, turn on the ignition. Turn on the wipers and see if they move. If not, check the windshield wiper fuse and relay. If both are bad, there is a good chance the wiper motor is defective and needs to be replaced.    

Can I replace my Mercedes wiper arm myself?

Yes. Plan on one to two hours if you are replacing a Mercedes wiper arm for the first time.  

How much does it cost to replace the Mercedes wiper motor?

The cost to change the Mercedes wiper motor varies by location. Depending on shop labor rates, typical costs can range from $300 to $650.

We hope you find the Mercedes-Benz Wiper Motor Replacement guide helpful. Check these troubleshooting and repair guides for more help on your Mercedes-Benz.


  • Rushit Hila • ASE Certified

    Rushit Hila, an ASE-certified engineer (G1 Automotive Maintenance and Repair), brings over two decades of hands-on experience in the automotive world to his writing. With a strong educational background, including a Master of Science in Engineering and a Bachelor of Science in Engineering, he has honed his skills and expertise through years of practical work. As a respected authority in the field, Mr. Hila is dedicated to offering insightful and valuable content that resonates with both vehicle owners and mechanics.

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