2023 Mercedes-Benz C63 AMG S Cruise Control Isn't Working

Fixing cruise control issues in the 2023 Mercedes-Benz C63 AMG S

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 2023 Mercedes-Benz C63 AMG S 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 2023 Mercedes-Benz C63 AMG S 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 steps should I take to diagnose the cruise control issue in my 2023 Mercedes-Benz C63 AMG S?

When diagnosing a cruise control issue in your 2023 Mercedes-Benz C63 AMG S, it's essential to adopt a systematic approach that prioritizes simpler checks before delving into more complex diagnostics. Begin by inspecting the cruise control fuse located in the fuse box, as a blown fuse is a common and easily rectifiable problem. Next, verify that the cruise control buttons on your steering wheel are functioning correctly, as any malfunction here can prevent the system from engaging. Utilizing an OBD-II scanner to check for error codes can provide valuable insights into any underlying issues affecting the cruise control system. Additionally, examine the speed sensors to ensure they are operational, as faulty sensors can disrupt the cruise control functionality. It's also crucial to inspect the brake and clutch switches, ensuring they are not stuck, as these components are designed to disengage the cruise control when necessary. If these preliminary checks do not resolve the issue, consider testing the cruise control module itself, as it may require replacement if found to be faulty. By following this structured diagnostic approach, you can effectively identify and address the cruise control problem in your vehicle.

What are the common problems that could cause the cruise control to stop working in a 2023 Mercedes-Benz C63 AMG S?

When the cruise control in your 2023 Mercedes-Benz C63 AMG S ceases to function, it can be frustrating, but understanding the common problems can help you troubleshoot effectively. One of the primary culprits is a faulty speed sensor, which is crucial for the system to accurately gauge your vehicle's speed. If this sensor malfunctions, the cruise control may fail to engage or maintain the desired speed. Additionally, issues with the brake light switch can disrupt the system, as it is designed to deactivate when the brake pedal is pressed; a faulty switch may prevent the cruise control from operating correctly. Another potential issue is a malfunctioning throttle actuator, which controls the engine's throttle and is essential for maintaining speed. If the cruise control module itself is defective, it can hinder communication between various system components, leading to operational failures. Lastly, electrical problems such as wiring issues or blown fuses can also impede the cruise control system's functionality. By identifying and addressing these common issues, you can take the first steps toward diagnosing and potentially repairing your cruise control system.

How urgent is it to address the malfunctioning cruise control in a 2023 Mercedes-Benz C63 AMG S?

When it comes to the malfunctioning cruise control in a 2023 Mercedes-Benz C63 AMG S, the urgency of addressing the issue cannot be overstated. A faulty cruise control system can significantly compromise your ability to maintain a steady speed, which not only affects your driving experience but also poses serious safety risks on the road. If left unchecked, these issues may point to deeper electronic malfunctions or sensor failures that could disrupt other critical vehicle functions. Moreover, neglecting cruise control problems can lead to increased fuel consumption and may even cause damage to the engine or other vital components, resulting in costly repairs down the line. Therefore, it is crucial for DIY enthusiasts to recognize the importance of diagnosing and resolving cruise control malfunctions promptly. Taking swift action not only enhances your vehicle's performance but also ensures your safety and the longevity of your car.

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.

2023 Mercedes-Benz C63 AMG S Cruise Control Solutions