2022 Mercedes-Benz CLA35 AMG Cruise Control Isn't Working

Fixing Cruise Control Issues in the 2022 Mercedes-Benz CLA35 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 2022 Mercedes-Benz CLA35 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 2022 Mercedes-Benz CLA35 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 steps should I take to diagnose the cruise control issue in my 2022 Mercedes-Benz CLA35 AMG?

To effectively diagnose the cruise control issue in your 2022 Mercedes-Benz CLA35 AMG, begin with the simplest solutions before progressing to more complex diagnostics. Start by checking the cruise control fuse, as a blown fuse can easily disrupt the system's functionality. Next, inspect the cruise control buttons on your steering wheel for any signs of damage or wear that could hinder their operation. If these initial checks do not reveal the problem, utilize an OBD-II scanner to identify any error codes that may provide insight into the issue. Following this, examine the speed sensors, as they are critical for the cruise control system's performance. If everything appears in order, test the cruise control module to ensure it is functioning correctly and sending the appropriate signals. Additionally, inspect the wiring and connections for any loose ends or corrosion that could affect the system. If you still cannot pinpoint the issue after these steps, it may be time to consult a professional mechanic or an authorized Mercedes-Benz service center for a thorough diagnosis. By following this structured approach, you can systematically identify and address the cruise control problem in your vehicle.

What are the common problems that could cause the cruise control to malfunction in a 2022 Mercedes-Benz CLA35 AMG?

When dealing with cruise control malfunctions in a 2022 Mercedes-Benz CLA35 AMG, it's essential to recognize several common problems that could be at play. One of the primary culprits is faulty speed sensors, which can lead to erratic behavior or prevent the system from engaging altogether. Additionally, a malfunctioning brake light switch can disrupt the cruise control's operation, causing it to disengage unexpectedly when the brakes are applied. Another critical component is the throttle actuator; if it fails, the system may struggle to maintain a consistent speed. Electrical issues, such as damaged wiring or poor connections, can also hinder communication between the cruise control module and other vehicle systems, resulting in malfunctions. Lastly, vacuum leaks in the engine can create fluctuations in power, adversely affecting the cruise control's performance. By understanding these potential issues, DIY enthusiasts can better diagnose and address problems with the cruise control system, ensuring a smoother driving experience.

How urgent is it to address the malfunctioning cruise control in a 2022 Mercedes-Benz CLA35 AMG?

When it comes to a malfunctioning cruise control system in your 2022 Mercedes-Benz CLA35 AMG, the urgency to address the issue cannot be overstated. A malfunction in this feature not only detracts from the overall driving experience but also poses significant safety risks. If the cruise control fails to engage or disengage properly, it can lead to unpredictable vehicle behavior, increasing the likelihood of accidents. Moreover, neglecting this issue may result in further damage to the vehicle's electronic systems, which could escalate repair costs and complicate future maintenance. Therefore, it is crucial to consult a qualified mechanic or an authorized Mercedes-Benz service center as soon as you notice any irregularities. Prompt action ensures that the cruise control system is diagnosed and repaired correctly, safeguarding your driving experience and maintaining the integrity of your vehicle.

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2022 Mercedes-Benz CLA35 AMG Cruise Control Issues & Repairs