2016 Mercedes-Benz GLE350 Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2016 Mercedes-Benz GLE350 and How to Fix Them

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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 2016 Mercedes-Benz GLE350 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 2016 Mercedes-Benz GLE350 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 2016 Mercedes-Benz GLE350?

When diagnosing a cruise control issue in your 2016 Mercedes-Benz GLE350, it's crucial to follow a methodical diagnostic approach that starts with simpler checks before moving on to more complex assessments. Begin by checking the cruise control fuse, as a blown fuse can easily disrupt the system's functionality. Next, inspect the cruise control buttons on the steering wheel to ensure they are working properly, since faulty buttons can lead to malfunctions. Utilizing an OBD-II scanner to check for error codes is an important step, as these codes can help identify specific problems within the cruise control system. After that, verify the functionality of the speed sensors, which are essential for the cruise control's operation; any faults here can significantly affect performance. Additionally, examine the wiring and connections for any signs of damage or corrosion, as poor connections can impede the system's functionality. Finally, test the cruise control module to ensure it is operating correctly, as a malfunctioning module can prevent the cruise control from engaging. If these steps do not resolve the issue, it may be necessary to consult a professional mechanic or an authorized Mercedes-Benz service center for further assistance. By following this structured approach, you can effectively diagnose and address the cruise control issue in your vehicle.

What are the common problems that could cause the cruise control to stop working in a 2016 Mercedes-Benz GLE350?

When troubleshooting the cruise control system in a 2016 Mercedes-Benz GLE350, it's essential to understand the common problems that may lead to its malfunction. 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, the brake light switch plays a crucial role; if it malfunctions, it may fail to signal the cruise control system to disengage when the brake pedal is pressed, leading to operational issues. Another potential culprit is the throttle actuator, which controls the engine's throttle opening; any malfunction here can hinder the cruise control's ability to maintain a steady speed. Electrical problems, such as blown fuses or wiring issues, can also impede the system's functionality, as can vacuum leaks that disrupt the necessary vacuum pressure for operation. By identifying and addressing these common issues, DIY enthusiasts can effectively restore the cruise control functionality in their vehicle.

How urgent is it to address the non-functioning cruise control in my 2016 Mercedes-Benz GLE350?

Addressing the non-functioning cruise control in your 2016 Mercedes-Benz GLE350 is more urgent than it may initially seem. While it might not present an immediate emergency, the cruise control system plays a crucial role in maintaining a consistent speed, which can significantly reduce driver fatigue during long journeys and enhance fuel efficiency. A malfunctioning cruise control could signal deeper issues within your vehicle's systems, potentially compromising overall performance and safety. Ignoring this symptom may lead to more severe problems down the line, including increased wear on engine components or even safety hazards while driving. Therefore, it is advisable to have the cruise control system inspected by a qualified mechanic as soon as possible. This proactive approach not only ensures your safety on the road but also helps maintain the optimal performance of your vehicle, preventing further complications and costly repairs in the future.

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