2022 Mercedes-Benz EQS 580 Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2022 Mercedes-Benz EQS 580 and How to Fix Them

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Reviewed by
Andrew Hajjar
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 2022 Mercedes-Benz EQS 580 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.

What steps should I take to diagnose the cruise control issue in my 2022 Mercedes-Benz EQS 580?

To effectively diagnose the cruise control issue in your 2022 Mercedes-Benz EQS 580, start with the simplest solutions before progressing to more complex diagnostics. Begin by checking the cruise control settings to ensure the system is activated and set to your desired speed. Next, inspect the cruise control buttons on the steering wheel for any signs of damage or malfunction, as these can often be the source of the problem. If the buttons appear functional, use a diagnostic scanner to check for any error codes that may indicate specific issues within the cruise control system. Additionally, examine the fuse associated with the cruise control; a blown fuse can easily disrupt functionality. Testing the sensors that monitor speed and distance is also crucial, as faulty sensors can lead to operational problems. Finally, inspect the wiring connected to the cruise control system for any damage or loose connections, as these can significantly affect performance. If you have followed these steps and the issue persists, it may be time to consult a professional mechanic or an authorized Mercedes-Benz service center for a comprehensive diagnosis and repair. By systematically addressing these areas, you can effectively troubleshoot and potentially resolve the cruise control issue in your vehicle.

What are the common problems that could cause the cruise control to stop working in a 2022 Mercedes-Benz EQS 580?

When troubleshooting the cruise control system in a 2022 Mercedes-Benz EQS 580, it's essential to understand the common problems that may lead to its failure. One prevalent issue is a faulty speed sensor, which can disrupt the system's ability to accurately gauge the vehicle's speed, preventing it from engaging or maintaining the desired speed. Additionally, a malfunctioning brake light switch can send incorrect signals, causing the cruise control to disengage unexpectedly, even when the brakes are not applied. Another potential culprit is the throttle actuator; if it experiences issues, it can hinder communication between the cruise control system and the engine, making it difficult to maintain a constant speed. Electrical problems, such as blown fuses or wiring issues, can also interfere with the cruise control's functionality. Lastly, software glitches within the vehicle's onboard computer may require updates or resets to restore proper operation. By identifying and addressing these common issues, you can effectively troubleshoot and potentially resolve the cruise control problems in your EQS 580.

How urgent is it to address the malfunctioning cruise control in a 2022 Mercedes-Benz EQS 580?

When it comes to the malfunctioning cruise control in a 2022 Mercedes-Benz EQS 580, the urgency of addressing the issue cannot be overstated. A malfunctioning system can lead to unpredictable vehicle behavior, such as sudden acceleration or deceleration, which poses a significant safety risk to both the driver and other road users. Promptly resolving this issue is crucial not only to prevent potential accidents but also to maintain the integrity of the vehicle's systems. Delaying repairs may exacerbate the problem, leading to more extensive damage and costly repairs down the line. Furthermore, a properly functioning cruise control enhances the overall driving experience, providing convenience and comfort during long journeys. Therefore, it is essential to prioritize the repair of the cruise control system to ensure safety, performance, and an enjoyable driving experience.

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