2022 Mercedes-Benz Sprinter 3500 Cruise Control Isn't Working

Fixing cruise control issues in the 2022 Mercedes-Benz Sprinter 3500

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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 2022 Mercedes-Benz Sprinter 3500 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 Sprinter 3500 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 take when the cruise control isn't working on a 2022 Mercedes-Benz Sprinter 3500?

When faced with a malfunctioning cruise control system in your 2022 Mercedes-Benz Sprinter 3500, 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 functionality. Next, inspect the cruise control buttons on the steering wheel; ensure they are responsive and not stuck, as faulty buttons can prevent the system from engaging. Following this, verify the speed sensors, which play a crucial role in relaying speed data to the cruise control system; any malfunction here can lead to operational issues. Utilizing a diagnostic scanner to check for error codes can provide insights into specific problems affecting the cruise control. Additionally, examine the brake and clutch switches, as these components are designed to disengage the cruise control when the pedals are pressed, and any malfunction could lead to unexpected behavior. Lastly, inspect the wiring connections associated with the cruise control system for signs of damage or corrosion, as poor connections can disrupt communication within the system. By methodically following these steps, you can effectively diagnose and potentially resolve the cruise control issues in your vehicle.

What are the common problems that could cause the cruise control to stop working in a 2022 Mercedes-Benz Sprinter 3500?

When troubleshooting cruise control issues in a 2022 Mercedes-Benz Sprinter 3500, it's essential to consider several common problems that could be at play. A faulty speed sensor is often the primary culprit, as it plays a crucial role in relaying the vehicle's speed to the cruise control system. If this sensor malfunctions, the system may fail to engage or maintain the desired speed. Additionally, the brake light switch can cause significant disruptions; if this switch is defective, it may not signal the cruise control to disengage when the brake pedal is pressed, leading to unexpected behavior. Another potential issue is the throttle actuator, which regulates the engine's throttle opening. If this component is malfunctioning, it can hinder the cruise control's ability to maintain a steady speed. Electrical problems, such as blown fuses or wiring issues, can also prevent the cruise control from functioning correctly, as can vacuum leaks within the system. By systematically checking these components, you can effectively diagnose and potentially resolve the cruise control problems in your Sprinter 3500.

How urgent is it to address the malfunctioning cruise control in a 2022 Mercedes-Benz Sprinter 3500?

Addressing a malfunctioning cruise control in a 2022 Mercedes-Benz Sprinter 3500 is of utmost urgency due to the significant safety and performance implications involved. When cruise control fails, it can lead to erratic vehicle behavior, such as unexpected acceleration or deceleration, which poses a serious risk not only to the driver and passengers but also to other road users. Additionally, a malfunctioning system can compromise the vehicle's fuel efficiency and overall driving comfort, particularly during long journeys where maintaining a steady speed is crucial. Ignoring these symptoms can exacerbate the issue, potentially resulting in more severe damage to the vehicle's systems and leading to costly repairs. Therefore, it is essential to diagnose and repair cruise control problems promptly, ensuring a safe and enjoyable driving experience while preventing further complications down the line.

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