2019 Mercedes-Benz Metris Cruise Control Isn't Working

Fixing Cruise Control Issues in the 2019 Mercedes-Benz Metris

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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 Metris 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 Metris 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 Metris?

When faced with a non-functional cruise control in a 2019 Mercedes-Benz Metris, it's crucial to approach the troubleshooting process methodically. Start by checking the cruise control fuse, as a blown or damaged fuse can easily disrupt the system's operation. Next, ensure that the cruise control settings are correctly configured according to the vehicle's manual, as incorrect settings can prevent activation. Utilizing a diagnostic scanner to check for error codes can provide valuable insights into any underlying issues within the onboard computer. Additionally, inspect the cruise control buttons on the steering wheel for any signs of malfunction, such as being stuck or damaged, which could hinder functionality. It's also important to verify that the brake pedal switch is operating correctly, as this switch is designed to disengage cruise control when the brake is applied. Finally, check the vehicle speed sensor to confirm it is providing accurate speed readings, as this is essential for the cruise control system to function properly. By following these steps, you can effectively diagnose and address the issues with your cruise control system.

What are the common problems that could cause the cruise control to stop working in a 2019 Mercedes-Benz Metris?

When troubleshooting the cruise control system in a 2019 Mercedes-Benz Metris, it's essential to understand the common problems that may lead to its failure. One of the primary culprits is a faulty brake light switch, which can prevent the cruise control from engaging by failing to signal that the brake pedal is pressed. Additionally, issues with the speed sensor can disrupt the system's ability to maintain a constant speed, while a malfunctioning throttle actuator can hinder the cruise control's effectiveness in speed regulation. Electrical problems, such as blown fuses or wiring issues, can also interfere with the cruise control function, making it crucial to inspect the vehicle's electrical system. Lastly, software glitches within the vehicle's control module may cause unexpected behavior in the cruise control system. By identifying and addressing these potential issues, you can effectively troubleshoot and restore the cruise control functionality in your Metris.

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

Addressing a malfunctioning cruise control system in a 2019 Mercedes-Benz Metris is of utmost importance due to the safety risks it poses. A faulty cruise control can lead to unexpected acceleration or deceleration, which can create hazardous driving conditions and increase the likelihood of accidents. Moreover, delaying repairs can exacerbate the issue, potentially leading to more extensive damage to the vehicle's components, resulting in costly repairs down the line. Additionally, a malfunctioning system detracts from the overall driving experience, making it inconvenient and frustrating for the driver. Therefore, it is crucial to prioritize the repair of the cruise control system to ensure both safety and optimal vehicle performance.

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