Mercedes-Benz Electric Power Steering Motor Replacement

Mercedes-Benz Electric Power Steering Motor Replacement

If the electric power steering fails, a warning message “Power Steering Malfunction See Operator’s Manual” displays on the instrument cluster, and the steering wheel becomes very difficult to turn. A proper diagnostic is required to confirm that the steering motor is defective. Learn how to replace the Mercedes-Benz electric power steering motor yourself.

What you will need

  • Mercedes Electric Steering Motor
  • Torx Bit Socket
  • Car ramps
  • Ratchet wrench
  • Jacks stands
  • 8mm socket


  1. Drive your Mercedes-Benz up on car ramps.

Secure the vehicle with jack stands and place wheel chocks behind the rear mercedes

Remove the first cover under the engine. It is held in place with 8mm screws.mercedes electric steering motor cover

Locate the electrical power steering motor.Mercedes W212 2012-2016 W218 electric steering gear /motor

Unplug the small electrical connector.Mercedes-Benz W212 E-class Electric Steering Motor (fits Electric Steering Rack)

Release the red locking tab on the large electrical connector by sliding it. Next, press to unplug the electrical connector. This is the main power feed to the motor.Mercedes-Benz W212 E-class Electric Steering Motor (fits Electric Steering Rack)

Remove all three Torx bolts holding the steering rack’s electrical steering motor. mercedes Mercedes-Benz W212 E-class Electric Steering Motor replacement

Install the new electrical power steering motor in reverse order.

Frequently Asked Question

Replace the electrical steering motor, but my steering wheel is still hard, and the message still appears.

Check the fuse for the electrical steering motor. This is a 125A near the battery.

How much does it cost to fix electric power steering?

It costs around $400 – $900, depending on what parts are to be replaced.

Can you drive with a power steering malfunction?

If your vehicle is designed with a power steering pump, you cannot use the car if the power steering stops working. Only operate the vehicle with a fixed power steering.

We hope you find the Mercedes-Benz Electric Power Steering 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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One Comment

  1. Thank you for your guide. It is very educational.
    It seems the manufacturer made it so this part is not easily replaceable with the coding/ programming aspect.
    I have tried different motors that are functioning but can’t be programmed to the car.
    The last 4 digits are not matching.