2024 Mercedes-Benz E350 Cruise Control Isn't Working

Fixing Cruise Control Issues in the 2024 Mercedes-Benz E350

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Reviewed by
Bo Fader
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 2024 Mercedes-Benz E350 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.

What are the initial steps to diagnose the non-functioning cruise control in a 2024 Mercedes-Benz E350?

When diagnosing the non-functioning cruise control in a 2024 Mercedes-Benz E350, it's crucial to adopt a systematic approach that prioritizes simpler checks before delving into more complex diagnostics. Start by inspecting the cruise control fuse, as a blown fuse can often be the simplest explanation for the system's failure. Next, examine the cruise control buttons on the steering wheel to ensure they are not stuck or damaged, as this can prevent the system from engaging. Following this, verify the functionality of the speed sensors, which are vital for the cruise control to operate correctly. Additionally, inspect the brake pedal switch, as a malfunction here can inadvertently disable the cruise control. Finally, using a diagnostic scanner to check for error codes can provide deeper insights into any underlying issues. By methodically working through these steps, you can effectively identify and potentially resolve the problem with your cruise control system.

What are the common problems that could cause the cruise control to stop working in a 2024 Mercedes-Benz E350?

When troubleshooting the cruise control system in a 2024 Mercedes-Benz E350, 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 detect the vehicle's speed accurately, preventing it from engaging or maintaining speed. Additionally, the brake light switch plays a crucial role; if it malfunctions, it may not disengage the cruise control when the brake pedal is pressed, leading to operational failures. Another potential culprit is the throttle actuator, which controls the engine's throttle opening; any issues here can hinder the system's capacity to maintain a steady speed. Electrical problems, such as blown fuses or wiring issues, can also impede the cruise control's functionality, as can vacuum leaks within the system. By identifying and addressing these common issues, you can effectively troubleshoot and restore the cruise control system to proper working order.

How urgent is it to address the malfunctioning cruise control in a 2024 Mercedes-Benz E350?

When it comes to a malfunctioning cruise control in your 2024 Mercedes-Benz E350, the urgency of addressing the issue cannot be overstated. A faulty cruise control system can lead to unexpected acceleration or deceleration, creating a significant safety hazard on the road. This unpredictability not only compromises your safety but also that of other drivers and passengers. Additionally, neglecting this problem can detract from your overall driving experience, making it less convenient and enjoyable to use this feature. Beyond immediate safety concerns, ignoring cruise control issues may result in increased fuel consumption and could potentially cause damage to other vehicle components, leading to more costly repairs down the line. Therefore, it is crucial to have the malfunction diagnosed and repaired by a qualified technician as soon as possible to ensure the proper functioning of your vehicle and to maintain both safety and performance on the road.

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