2007 Mercedes-Benz CLK63 AMG Cruise Control Isn't Working

Fixing Cruise Control Issues in 2007 Mercedes-Benz CLK63 AMG

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Reviewed by
Bo Fader
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 CLK63 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 CLK63 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 CLK63 AMG?

To effectively diagnose the non-functioning cruise control in your 2007 Mercedes-Benz CLK63 AMG, start by examining the instrument cluster. This is a straightforward first step, as it allows you to check for any visible issues such as dry solder joints on the cruise control connector pin, which can often be the culprit behind malfunctioning systems. If the instrument cluster appears intact, shift your focus to the engine and transmission, as these components are crucial for cruise control operation. Look for any signs of engine misfires or transmission problems, as these can disrupt the cruise control's functionality. By systematically checking these areas, you can identify and address the root cause of the issue, ensuring a more efficient and effective repair process.

What are the common problems that could cause the cruise control to stop working in a 2007 Mercedes-Benz CLK63 AMG?

When dealing with cruise control issues in a 2007 Mercedes-Benz CLK63 AMG, it's essential to understand the common problems that may be at play. One frequent culprit is a faulty brake light switch, which can prevent the cruise control from engaging by failing to signal when the brake pedal is pressed. Additionally, speed sensor issues can disrupt the system's ability to maintain speed, as accurate readings are crucial for proper functionality. Vacuum leaks can also pose a significant problem, as they can cause the cruise control to disengage unexpectedly, making it difficult to maintain a constant speed. Another potential issue is a defective cruise control module, which may result in the system not responding to commands. Lastly, electrical problems, such as blown fuses or wiring issues, can severely impact the operation of the cruise control system. By identifying and addressing these common issues, DIYers can effectively troubleshoot and restore the cruise control functionality in their vehicle.

How urgent is it to address the non-functioning cruise control in a 2007 Mercedes-Benz CLK63 AMG?

Addressing the non-functioning cruise control in a 2007 Mercedes-Benz CLK63 AMG is of utmost urgency due to the significant safety risks it poses. A malfunctioning cruise control system can lead to erratic speed changes, which may result in dangerous driving conditions, especially on highways where maintaining a steady speed is crucial. Furthermore, the absence of this feature can detract from driving comfort, making long journeys more tiring and less enjoyable. Beyond immediate safety and comfort concerns, neglecting the cruise control issue could signal deeper problems within the vehicle's electronic systems or engine control unit, potentially leading to more severe and costly repairs down the line. Therefore, it is essential to prioritize the repair of the cruise control system to ensure a safe, comfortable, and well-functioning driving experience.

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2007 Mercedes-Benz CLK63 AMG Cruise Control Issues & Repairs