2011 Mercedes-Benz ML63 AMG Cruise Control Isn't Working

Fixing Cruise Control Issues in 2011 Mercedes-Benz ML63 AMG

Find Repair Location
Reviewed by
Devin Cabugcal
Written by RepairPal Car Genius
Updated January 14, 2025
0%
30% chance it's the
Sensor
0%
25% chance it's the
Control Module
0%
25% chance it's the
Throttle
0%
20% chance it's
Something else
The most common reasons a 2011 Mercedes-Benz ML63 AMG cruise control isn't working are failed control module, sensor or switch issues, or throttle actuation problems.
  • Sensor: A faulty or malfunctioning sensor can lead to incorrect readings, causing issues with engine performance or other systems relying on accurate data.
  • Control Module: A faulty control module can lead to erratic vehicle behavior or failure of various electronic systems due to improper signal processing.
  • Throttle: A faulty throttle body or a defective accelerator pedal position sensor may be causing inconsistent throttle response.
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 2011 Mercedes-Benz ML63 AMG cruise control isn'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.

In the event that a wheel speed sensor fails, the ABS, traction control system (TCS) and manufacturer specific stability control system lights will illuminate, informing the driver that the systems are disabled. The vehicle will be more prone to tire slip, and normal driving patterns may need to be adjusted to correct for the loss of computer control. On older vehicle's, the speedometer can be affected, causing illumination of the check engine light as well.

The cruise control switch can cause complete failure of the cruise control feature, but in a lucky scenario only partial functionality will be lost. This means that the cruise control may come on, but that it will not increase in speed automatically, or the cancel button does not work leading the driver to cancel cruise control with the foot brake. In some vehicles, the cruise control light may illuminate, or a warning message may be displayed due to lack of functionality.

What are the steps to diagnose the non-functioning cruise control in a 2011 Mercedes-Benz ML63 AMG?

To effectively diagnose the non-functioning cruise control in your 2011 Mercedes-Benz ML63 AMG, start with a systematic approach that prioritizes simpler checks before moving on to more complex diagnostics. Begin by inspecting the cruise control fuse, as a blown fuse is a common and easily fixable issue that can disrupt the system's operation. Next, examine the cruise control buttons on the steering wheel to ensure they are responsive and functioning correctly, as any malfunction here can lead to operational failures. Utilizing a diagnostic scanner to check for error codes can provide valuable insights into any underlying electronic issues that may be affecting the cruise control system. Additionally, verify the functionality of the speed sensors, as they are essential for the cruise control to engage properly. It’s also important to check the brake and clutch switches, since these components are designed to disable the cruise control for safety reasons if they are not working correctly. Finally, if these steps do not resolve the issue, testing the cruise control module itself may be necessary, as a faulty module can be the root cause of the problem. If you find yourself unable to pinpoint the issue after these checks, seeking assistance from a professional mechanic or an authorized Mercedes-Benz service center is advisable for a thorough diagnosis and repair.

What are the common problems that could cause the cruise control to stop working in a 2011 Mercedes-Benz ML63 AMG?

When troubleshooting the cruise control system in a 2011 Mercedes-Benz ML63 AMG, it's essential to understand the common problems that may lead to its failure. One prevalent issue is a faulty brake light switch, which can prevent the cruise control from engaging if it fails to signal that the brake pedal has been pressed. Additionally, speed sensor issues can disrupt the system by providing inaccurate speed readings, causing the cruise control to disengage unexpectedly. Another critical component is the throttle actuator; if it malfunctions, it can hinder the communication between the engine and the cruise control, making it difficult to maintain a constant speed. Furthermore, a defective cruise control module can also be a culprit, as it may fail to engage or maintain the desired speed. Lastly, electrical problems such as wiring issues or blown fuses can significantly impact the cruise control's functionality. By identifying and addressing these common issues, DIY enthusiasts can effectively diagnose and potentially resolve the cruise control problems in their vehicle.

How urgent is it to address the non-functioning cruise control in a 2011 Mercedes-Benz ML63 AMG?

When it comes to the non-functioning cruise control in a 2011 Mercedes-Benz ML63 AMG, understanding the urgency of the situation is crucial for any DIY enthusiast. While the malfunction may not pose an immediate safety risk like failing brakes or steering, it is still essential to address the issue promptly. Cruise control enhances driving comfort and efficiency, particularly on long trips, and its absence can lead to driver fatigue and inconvenience. Moreover, delaying repairs could allow underlying problems to worsen, potentially resulting in more extensive and costly repairs down the line. By tackling the cruise control issue early, you not only restore a valuable feature of your vehicle but also contribute to its overall performance and reliability. Therefore, while it may not be the most critical repair, prioritizing the fix will ensure a safer and more enjoyable driving experience.

You’ve got options with RepairPal

Whether you need a more accurate auto repair estimate or help finding a reputable shop in your area, we’ve got you covered.