2023 Mercedes-Benz SL63 AMG Cruise Control Isn't Working

Fixing Cruise Control Issues in the 2023 Mercedes-Benz SL63 AMG

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Reviewed by
Aisha
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 SL63 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 2023 Mercedes-Benz SL63 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 initial diagnostic steps to troubleshoot the non-functioning cruise control in a 2023 Mercedes-Benz SL63 AMG?

When troubleshooting a non-functioning cruise control in a 2023 Mercedes-Benz SL63 AMG, it's essential to adopt a systematic diagnostic approach. Start by checking the cruise control fuse, as a blown fuse can often be the simplest explanation for the malfunction. Next, verify that the cruise control settings are correctly configured on the dashboard or steering wheel controls, as incorrect settings can prevent the system from engaging. Inspect the cruise control buttons for any signs of physical damage or malfunction, as these components are critical for operation. The vehicle speed sensor also plays a vital role, so ensure it is functioning properly, as it provides the necessary data for the cruise control system. Utilizing a diagnostic scanner to check for error codes can reveal underlying issues that may not be immediately apparent. Additionally, examine the brake and clutch switches, as their proper operation is crucial for the cruise control to function correctly. Finally, inspect the wiring and connections related to the cruise control system for any loose connections or damage, as these can disrupt the system's functionality. By following these steps, you can effectively diagnose and potentially resolve the cruise control issue in your vehicle.

What are the common problems that could cause the cruise control to malfunction in a 2023 Mercedes-Benz SL63 AMG?

When diagnosing cruise control malfunctions in a 2023 Mercedes-Benz SL63 AMG, it's essential to consider several common issues that may arise. Sensor problems are often at the forefront, as faulty speed or distance sensors can disrupt the system's ability to function correctly. Additionally, electrical faults, such as damaged wiring or loose connectors, can lead to intermittent or complete failures of the cruise control system. Software glitches are another potential culprit, as outdated or corrupted software can hinder performance. Furthermore, vacuum leaks can significantly impact the system's ability to maintain speed, while a malfunctioning brake light switch may prevent the cruise control from engaging or disengaging as intended. Lastly, throttle control issues can also affect the system's responsiveness. By understanding these common problems, DIY enthusiasts can better troubleshoot and address any cruise control issues, ensuring a safer and more reliable driving experience.

How urgent is it to address the non-functioning cruise control in a 2023 Mercedes-Benz SL63 AMG?

When it comes to the non-functioning cruise control in a 2023 Mercedes-Benz SL63 AMG, the urgency of addressing this issue should not be underestimated. While it may not pose an immediate safety risk, neglecting the problem can lead to a diminished driving experience, particularly during long trips where cruise control is invaluable for reducing fatigue. Furthermore, ignoring this symptom could indicate underlying electronic issues that may worsen over time, potentially leading to more significant and costly repairs. By addressing the malfunction promptly, you not only enhance your driving comfort but also safeguard against future complications that could arise from a neglected system. Therefore, while it may not be an emergency, timely attention to the cruise control issue is essential for maintaining the overall performance and reliability of your vehicle.

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2023 Mercedes-Benz SL63 AMG Cruise Control Issues & Repairs