2023 BMW M850i XDrive Cruise Control Isn't Working

Fixing Cruise Control Issues in the 2023 BMW M850i xDrive

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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 2023 BMW M850i xDrive 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 2023 BMW M850i xDrive 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 non-functioning cruise control in my 2023 BMW M850i xDrive?

To effectively diagnose the non-functioning cruise control in your 2023 BMW M850i xDrive, begin with a systematic approach that prioritizes simpler checks before delving into more complex diagnostics. Start by inspecting the cruise control fuse located in the fuse box, as a blown fuse is a common and easily rectifiable issue. Next, examine the cruise control buttons on your steering wheel to ensure they are operational, as malfunctioning buttons can disrupt the system. Following this, verify the functionality of the speed sensor, which is crucial for the cruise control to operate correctly. Utilizing an OBD-II scanner can provide valuable insights by revealing any error codes associated with the cruise control system, helping to narrow down the problem. Additionally, check the brake and clutch switches, as faulty switches can prevent the cruise control from engaging. Lastly, inspect the wiring and connections for any signs of damage or looseness, as these can also lead to malfunctions. If these steps do not resolve the issue, it may be time to consult a professional mechanic or your local BMW dealership for further assistance. By following this diagnostic approach, you can efficiently identify and address the root cause of your cruise control issues.

What are the common problems that could cause the cruise control to stop working in a 2023 BMW M850i xDrive?

When the cruise control in your 2023 BMW M850i xDrive ceases to function, it can be frustrating, but understanding the common problems can help you diagnose the issue. One frequent culprit is a faulty speed sensor, which is essential for the cruise control system to accurately gauge your vehicle's speed. 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, as it relies on signals from the brake system to function properly. Another potential problem is a malfunctioning throttle actuator, which can hinder the cruise control's ability to adjust the throttle position effectively. Electrical problems, such as blown fuses or wiring issues, can also prevent the cruise control from working as intended. Lastly, software glitches within the vehicle's control module may lead to unexpected malfunctions. By identifying these common issues, you can take the first steps toward troubleshooting and restoring your cruise control functionality.

How urgent is it to repair the non-functioning cruise control on a 2023 BMW M850i xDrive?

When evaluating the urgency of repairing the non-functioning cruise control on your 2023 BMW M850i xDrive, it is crucial to recognize the potential safety risks associated with a malfunctioning system. A properly functioning cruise control system is designed to maintain a steady speed, which is particularly beneficial during long drives; however, if it fails, it may lead to erratic acceleration or deceleration, posing a significant hazard on the road. Additionally, the comfort of your driving experience can be compromised, as cruise control allows for a more relaxed journey by reducing the need for constant throttle input. Beyond immediate safety and comfort, neglecting this repair could also affect the vehicle's resale value. Prospective buyers often look for well-maintained features, and a non-operational cruise control could be seen as a red flag. Therefore, while it may not be as critical as addressing issues with brakes or steering, timely repair of the cruise control system is advisable to ensure safety, enhance driving comfort, and preserve the overall value of your vehicle.

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2023 BMW M850i xDrive Cruise Control Issues & Repair Costs