2007 Mercedes-Benz E63 AMG Cruise Control Isn't Working

Diagnosing Common Issues with Cruise Control in Your 2007 Mercedes-Benz E63 AMG and How to Fix Them

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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 2007 Mercedes-Benz E63 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 2007 Mercedes-Benz E63 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.

What are the steps to diagnose the non-functioning cruise control in a 2007 Mercedes-Benz E63 AMG?

To effectively diagnose the non-functioning cruise control in your 2007 Mercedes-Benz E63 AMG, begin with a systematic approach that prioritizes simpler checks before delving into more complex diagnostics. Start by examining the cruise control fuse, as a blown fuse is a common and easily fixable issue that can halt the system's operation. Next, inspect the cruise control buttons on the steering wheel to ensure they are responsive, as malfunctioning buttons can lead to operational failures. Utilizing a diagnostic scanner to check for error codes can provide valuable insights into any underlying electronic issues. Following this, assess the speed sensors, which are vital for the cruise control's functionality; faulty sensors can prevent the system from engaging. Additionally, verify that the brake and clutch switches are functioning correctly, as these safety mechanisms can disable cruise control if they detect a problem. If these preliminary checks do not resolve the issue, proceed to test the cruise control module itself, as a malfunctioning module may be the root cause. Finally, inspect the wiring and connections associated with the cruise control system for any signs of damage or corrosion, as compromised wiring can disrupt the system's operation. By following this structured diagnostic approach, you can efficiently identify and address the cause of the cruise control malfunction in your vehicle.

What are the common problems that could cause the cruise control to stop working in a 2007 Mercedes-Benz E63 AMG?

When troubleshooting cruise control issues in a 2007 Mercedes-Benz E63 AMG, it's essential to consider several common problems that could be at play. One of the primary culprits is a faulty brake light switch, which can prevent the cruise control from engaging if it fails to detect when the brake pedal is pressed. Additionally, issues with the speed sensor can lead to inaccurate speed readings, causing the system to malfunction or disengage unexpectedly. Another potential problem is vacuum leaks within the system, which can disrupt the cruise control's ability to maintain a constant speed. Furthermore, a defective cruise control module may result in the system not responding to commands or failing to engage altogether. Lastly, electrical problems, such as blown fuses or wiring issues, can significantly impact the operation of the cruise control system. By systematically addressing these common issues, you can effectively troubleshoot and resolve the cruise control problems in your vehicle.

How urgent is it to repair the non-functioning cruise control in a 2007 Mercedes-Benz E63 AMG?

When assessing the urgency of repairing a non-functioning cruise control in a 2007 Mercedes-Benz E63 AMG, it's essential to weigh the implications of the malfunction. While cruise control is primarily a convenience feature, its failure can lead to discomfort during long drives, especially on highways where maintaining speed is crucial. If the issue stems from minor components like a blown fuse or a faulty brake light switch, the immediate safety risk may be low, but it can still hinder your driving experience. However, if the cruise control failure is linked to a check engine light or other engine-related problems, it could signal more serious underlying issues that might compromise vehicle performance. In such cases, prompt attention is advisable to prevent further damage. Additionally, since the cruise control system interacts with the brake pedal switch, a malfunction could potentially impact other vehicle systems. Therefore, while it may not be an emergency, addressing the cruise control issue in a timely manner is important for maintaining the overall health and performance of your vehicle. Consulting a qualified service technician for diagnosis and repair is recommended to ensure that any underlying problems are effectively resolved.

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2007 Mercedes-Benz E63 AMG Cruise Control Issues Explained