2016 Mercedes-Benz Sprinter 2500 Cruise Control Isn't Working

Fixing Cruise Control Issues in 2016 Mercedes-Benz Sprinter 2500

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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 2016 Mercedes-Benz Sprinter 2500 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 Sprinter 2500 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.

The cruise control switch can cause complete failure of the cruise control feature, but in a lucky scenario only partial functionality will be lost. This means that the cruise control may come on, but that it will not increase in speed automatically, or the cancel button does not work leading the driver to cancel cruise control with the foot brake. In some vehicles, the cruise control light may illuminate, or a warning message may be displayed due to lack of functionality.

What are the initial diagnostic steps to troubleshoot the non-functional cruise control in a 2016 Mercedes-Benz Sprinter 2500?

When troubleshooting the non-functional cruise control in a 2016 Mercedes-Benz Sprinter 2500, it's essential to adopt a systematic diagnostic approach. Start by checking the cruise control fuse in the fuse box, as a blown fuse is a straightforward issue that can easily be resolved. Next, inspect the cruise control switch located on the steering wheel to ensure it is operational. If these initial checks do not reveal the problem, utilize a diagnostic scanner to identify any error codes that may indicate underlying issues within the cruise control system. Following this, examine the speed sensors to confirm they are functioning correctly, as they play a crucial role in providing accurate data for the cruise control to operate. Additionally, inspect the wiring connections associated with the cruise control system for any signs of damage or loose connections, which could disrupt functionality. Lastly, verify the brake pedal switch, as a malfunctioning switch can prevent the cruise control from engaging. By following this structured approach, you can effectively diagnose and address the issues affecting your vehicle's cruise control system.

What are the common problems that could cause the cruise control to stop working in a 2016 Mercedes-Benz Sprinter 2500?

When the cruise control in your 2016 Mercedes-Benz Sprinter 2500 ceases to function, it can be frustrating, but understanding the common problems can help you diagnose the issue effectively. One of the primary culprits is often a faulty brake pedal switch, which is crucial for disengaging the cruise control when the brake is applied. If this switch is malfunctioning, it may prevent the system from engaging at all. Additionally, issues with the speed sensor can disrupt the cruise control's ability to maintain speed, as it relies on accurate readings to operate correctly. Another potential problem could be a malfunctioning throttle actuator, which is responsible for adjusting the engine's throttle position to maintain speed. Electrical issues, such as blown fuses or damaged wiring, can also interfere with the cruise control system, leading to unexpected failures. Lastly, software glitches within the vehicle's control module can cause erratic behavior in the cruise control system. By systematically checking these components, you can identify and resolve the underlying issues, restoring your cruise control functionality and enhancing your driving experience.

How urgent is it to address the malfunctioning cruise control in a 2016 Mercedes-Benz Sprinter 2500?

When it comes to the malfunctioning cruise control in a 2016 Mercedes-Benz Sprinter 2500, the urgency of addressing the issue cannot be overstated. A malfunctioning cruise control system can lead to unpredictable vehicle behavior, such as sudden acceleration or deceleration, which poses significant safety risks on the road. Additionally, these issues may be symptomatic of deeper electronic or sensor problems that could compromise the overall drivability of your vehicle. Ignoring these symptoms not only jeopardizes your safety but can also lead to decreased fuel efficiency and increased wear on critical components, ultimately resulting in more costly repairs down the line. For DIY enthusiasts, it is crucial to recognize that timely diagnosis and repair can prevent further damage and save money in the long run. Therefore, if you notice any irregularities with your cruise control, it is advisable to investigate the issue promptly, whether through self-diagnosis or by consulting a qualified mechanic, to ensure your vehicle remains safe and reliable.

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