2019 BMW 540i XDrive Cruise Control Isn't Working

Troubleshooting Common Issues with Cruise Control in Your 2019 BMW 540i xDrive 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
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25% chance it's the
Throttle
0%
20% chance it's
Something else
The most common reasons a 2019 BMW 540i 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 2019 BMW 540i 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 cruise control issue in my 2019 BMW 540i xDrive?

To effectively diagnose the cruise control issue in your 2019 BMW 540i xDrive, 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 the steering wheel for any signs of damage or wear that could hinder their operation. Utilizing an OBD-II scanner to scan for error codes is a crucial step, as these codes can pinpoint specific problems within the cruise control system. Additionally, ensure that the speed sensors are functioning properly, as they are integral to the system's performance. It’s also important to test the brake and clutch switches, since faulty switches can prevent the cruise control from engaging. Lastly, inspect the wiring connections for any loose or damaged wires that may be affecting the system. If these steps do not resolve the issue, consulting a professional mechanic or an authorized BMW service center is recommended 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 2019 BMW 540i xDrive?

When troubleshooting the cruise control system in a 2019 BMW 540i xDrive, it's essential to understand the common problems that may lead to its failure. One prevalent issue is a faulty speed sensor, which can disrupt the system's ability to accurately gauge the vehicle's speed, preventing it from engaging or maintaining the desired speed. Additionally, the brake light switch plays a crucial role; if it malfunctions, it may not signal the cruise control system to disengage when the brake pedal is pressed, leading to operational issues. Another potential culprit is the throttle actuator, which controls the engine's throttle opening; any malfunction here can hinder the cruise control's performance. Electrical problems, such as blown fuses or wiring issues, can also impede the system's functionality, as can software glitches within the vehicle's control module. By identifying and addressing these common problems, DIY enthusiasts can effectively diagnose and potentially resolve cruise control issues in their BMW.

How urgent is it to address the malfunctioning cruise control in my 2019 BMW 540i xDrive?

When it comes to your 2019 BMW 540i xDrive, the urgency of addressing a malfunctioning cruise control system cannot be overstated. A malfunction in this system can lead to unpredictable vehicle behavior, such as sudden acceleration or deceleration, which poses significant safety risks not only to you but also to other road users. Moreover, cruise control issues may signal deeper electronic or sensor-related problems that could compromise the overall drivability of your vehicle. Ignoring these symptoms can result in increased fuel consumption and may even lead to more severe damage to other components, ultimately resulting in costly repairs. Therefore, it is crucial to diagnose and resolve any cruise control malfunctions promptly to maintain the safety, performance, and reliability of your BMW. Taking swift action not only protects your investment but also ensures a safer driving experience.

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2019 BMW 540i xDrive Cruise Control Malfunctions Explained