2023 BMW M850i XDrive Gran Coupe Cruise Control Isn't Working

Cruise control issues in 2023 BMW M850i xDrive Gran Coupe

Find Repair Location
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 Gran Coupe 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 Gran Coupe 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 2023 BMW M850i xDrive Gran Coupe?

When faced with a non-functional cruise control in your 2023 BMW M850i xDrive Gran Coupe, start by checking the cruise control fuse, as a blown or damaged fuse can often be the simplest explanation for the malfunction. Next, ensure that the cruise control settings are correctly configured according to the vehicle's manual, as incorrect settings can prevent the system from engaging. Utilizing a diagnostic scanner to check for error codes is also crucial, as it can reveal underlying issues that may not be immediately apparent. Additionally, inspect the cruise control buttons on the steering wheel for any signs of damage or sticking, as these can hinder functionality. Finally, while driving, attempt to engage the cruise control to assess its responsiveness; this practical test can provide valuable insights into the system's operational status. By systematically following these steps, you can effectively diagnose and potentially resolve the cruise control issue in your BMW.

What are the common problems that could cause the cruise control to malfunction in a 2023 BMW M850i xDrive Gran Coupe?

When dealing with cruise control malfunctions in a 2023 BMW M850i xDrive Gran Coupe, it's essential to understand the various common problems that may arise. One of the primary culprits is sensor issues, where the sensors responsible for monitoring speed and distance may fail, leading to inaccurate speed maintenance. Additionally, electrical problems, such as faulty wiring or blown fuses, can disrupt the system's functionality, preventing it from engaging or maintaining speed. Another frequent issue is a malfunctioning brake light switch, which can cause the cruise control to disengage unexpectedly, as the system is designed to turn off when the brake pedal is pressed. Throttle control malfunctions, including issues with the throttle body or accelerator pedal sensor, can also hinder the cruise control's ability to adjust speed accurately. Furthermore, software glitches can affect the electronic systems, leading to erratic behavior or failure to engage. Lastly, mechanical issues, such as a sticking throttle or transmission problems, can interfere with the cruise control's operation. By being aware of these potential issues, DIY enthusiasts can take the necessary steps to diagnose and repair their cruise control system, ensuring a smoother driving experience.

How urgent is it to address the non-functioning cruise control in a 2023 BMW M850i xDrive Gran Coupe?

Addressing a non-functioning cruise control in your 2023 BMW M850i xDrive Gran Coupe is crucial for maintaining both safety and vehicle performance. While it may seem like a minor inconvenience, a malfunctioning cruise control system can signal deeper electronic issues that, if ignored, could escalate into more significant problems. The cruise control feature not only enhances driving comfort by reducing fatigue on long journeys but also plays a role in optimizing fuel efficiency. Neglecting this issue could lead to erratic vehicle behavior or even compromise the functionality of other critical systems. Therefore, it is essential to diagnose and resolve any cruise control malfunctions promptly to avoid potential safety risks and ensure the longevity of your vehicle's performance. Taking action now can prevent more costly repairs down the line and keep your driving experience smooth and safe.

You’ve got options with RepairPal

Whether you need a more accurate auto repair estimate or help finding a reputable shop in your area, we’ve got you covered.