2019 Mercedes-Benz E53 AMG Cruise Control Isn't Working

Fixing Cruise Control Issues in 2019 Mercedes-Benz E53 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 2019 Mercedes-Benz E53 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 2019 Mercedes-Benz E53 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-functional cruise control in a 2019 Mercedes-Benz E53 AMG?

When faced with a non-functional cruise control in your 2019 Mercedes-Benz E53 AMG, it's essential to adopt a systematic diagnostic approach. Begin by checking the cruise control fuse, as a blown fuse is a straightforward issue that can easily disrupt the system. Next, inspect the cruise control buttons on the steering wheel for any signs of sticking or malfunction, as these controls are critical for operation. Following this, verify the functionality of the speed sensors, which are vital for the cruise control to engage properly. Utilizing a diagnostic scanner to check for error codes can provide insights into any underlying electronic issues. Additionally, ensure that the brake and clutch switches are operational, as these components are designed to disengage the cruise control when either pedal is pressed. It’s also wise to inspect the wiring and connections for any damage or corrosion that could impede functionality. Finally, if all else checks out, testing the cruise control module itself can help determine if it is sending and receiving signals correctly. By methodically working through 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 stop working in a 2019 Mercedes-Benz E53 AMG?

When the cruise control in your 2019 Mercedes-Benz E53 AMG ceases to function, it can be frustrating, but understanding the common problems can help you diagnose the issue. One frequent culprit is a faulty speed sensor, which is essential for the cruise control system to accurately gauge your vehicle's speed. If this sensor is malfunctioning, the system may fail to engage or maintain the desired speed. Another potential issue lies with the brake light switch; if this switch is defective, it can send incorrect signals to the cruise control system, preventing it from operating correctly. Additionally, a malfunctioning throttle actuator can disrupt communication between the cruise control and the engine, leading to performance issues. It's also worth considering the cruise control module itself, as a defect here can completely disable the system, necessitating repair or replacement. Lastly, don't overlook electrical problems such as wiring issues or blown fuses, which can significantly impact the cruise control's functionality. By systematically checking these components, you can identify and address the root cause of your cruise control problems, potentially saving on repair costs and restoring your vehicle's convenience features.

How urgent is it to address the malfunctioning cruise control in a 2019 Mercedes-Benz E53 AMG?

Addressing a malfunctioning cruise control in your 2019 Mercedes-Benz E53 AMG is not just a matter of convenience; it is a critical safety concern that requires immediate attention. When cruise control fails, it can compromise your ability to maintain a steady speed, leading to unpredictable vehicle behavior that could endanger you and other road users. Moreover, the discomfort of having to constantly adjust your speed during long drives can lead to driver fatigue, detracting from the overall driving experience that this luxury vehicle is designed to provide. Ignoring these symptoms can also result in more severe issues down the line, potentially escalating repair costs and causing further damage to the vehicle's systems. Therefore, it is essential to prioritize the repair of your cruise control system to ensure not only your safety but also the longevity and performance of your Mercedes-Benz.

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2019 Mercedes-Benz E53 AMG Cruise Control Issues & Repairs