2021 BMW X5 Cruise Control Isn't Working

Troubleshooting Common Issues with Cruise Control in Your 2021 BMW X5 and How to Fix Them

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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 2021 BMW X5 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 2021 BMW X5 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 2021 BMW X5?

To effectively diagnose the cruise control issue in your 2021 BMW X5, begin with the simplest solutions before progressing to more complex diagnostics. Start by checking the cruise control fuse, as a blown fuse can easily disrupt functionality. Next, inspect the cruise control buttons on your steering wheel for any signs of damage or wear that could hinder their operation. If these initial checks do not reveal the problem, utilize an OBD-II scanner to identify any error codes that may provide insight into the issue. Following this, examine the speed sensors, ensuring they are clean and undamaged, as they play a critical role in the cruise control system's performance. Additionally, test the brake and clutch switches to confirm they are functioning correctly, as faulty switches can prevent the system from engaging. Finally, inspect the wiring connections for any loose or corroded connections that could be causing the malfunction. If these steps do not resolve the issue, it may be time to consult a professional mechanic or an authorized BMW service center for a comprehensive diagnosis and repair. By following this structured approach, you can systematically identify and address the cruise control problem in your vehicle.

What are the common problems that could cause the cruise control to stop working in a 2021 BMW X5?

When troubleshooting the cruise control system in a 2021 BMW X5, 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 accurate speed information to the cruise control system. If this sensor malfunctions, the system may fail to engage or maintain the desired speed. Additionally, issues with the brake light switch can disrupt the cruise control's operation, since the system relies on signals from the brake system to function correctly. Another potential issue is a malfunctioning throttle actuator, which can hinder the cruise control's ability to maintain speed effectively. Electrical problems, such as blown fuses or wiring issues, can also lead to a complete failure of the cruise control system. Lastly, software glitches within the vehicle's control module may interfere with the cruise control's operation, causing it to stop working unexpectedly. By systematically addressing these common issues, you can effectively troubleshoot and potentially resolve the cruise control problems in your BMW X5.

How urgent is it to address the non-functioning cruise control in a 2021 BMW X5?

When it comes to a non-functioning cruise control in a 2021 BMW X5, the urgency of addressing the problem cannot be overstated. Cruise control is not just a luxury feature; it plays a crucial role in enhancing driving comfort and safety, especially during long journeys. If your cruise control is malfunctioning, it may signal deeper issues within the vehicle's systems, which could compromise overall performance and safety. Ignoring this symptom could lead to more significant problems down the line, potentially resulting in costly repairs or even safety hazards while driving. For DIY enthusiasts, it’s essential to recognize that while some troubleshooting may be possible, the underlying causes of cruise control failure often require professional diagnosis. Therefore, addressing the issue promptly is advisable to ensure your BMW X5 remains safe and reliable on the road.

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