2015 BMW 650i Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2015 BMW 650i 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 2015 BMW 650i cruise control isn't working are failed control module, sensor or switch issues, or throttle actuation problems.
  • Sensor: A faulty sensor can lead to incorrect readings, causing issues with engine performance or triggering warning lights on the dashboard.
  • Control Module: A faulty control module can result in 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 acceleration and poor engine 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 2015 BMW 650i 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 common problems that could cause the cruise control to stop working in a 2015 BMW 650i?

When the cruise control in your 2015 BMW 650i ceases to function, several common problems may be at play. One of the primary culprits could be a failed control module, sensor, or switch, which are essential for the system's operation. Additionally, throttle actuation problems can prevent the cruise control from engaging properly. A blown fuse is another frequent issue that can disrupt the electrical flow necessary for the cruise control to work. It's also important to check the brake pedal switch, as a defective switch can signal that the brakes are engaged, thereby disabling the cruise control. Battery issues, such as low voltage, can affect the overall performance of electronic systems in your vehicle, including cruise control. Furthermore, a dirty speed sensor may not provide accurate readings, leading to malfunction. Wiring issues, such as frayed or disconnected wires, can also impede the system's functionality. Lastly, a damaged throttle control can prevent the cruise control from maintaining speed. By understanding these common problems, you can perform preliminary checks and potentially resolve the issue before consulting a professional mechanic.

How urgent is it to address the non-functioning cruise control in a 2015 BMW 650i?

Addressing a non-functioning cruise control in a 2015 BMW 650i is crucial for both safety and comfort on the road. When cruise control fails, it not only diminishes the convenience of maintaining a steady speed during long drives but can also lead to increased fatigue as the driver must constantly manage acceleration. Ignoring this malfunction can result in further complications, such as potential damage to related components, which may escalate repair costs over time. Additionally, the underlying causes of cruise control failure—ranging from blown fuses to faulty brake switches—can pose safety risks if left unresolved. Therefore, it is essential to act promptly to diagnose and repair the issue, ensuring a smooth and safe driving experience without unnecessary disruptions.

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2015 BMW 650i Cruise Control Issues & Repairs | RepairPal