2024 BMW 740i Cruise Control Isn't Working

Fixing Cruise Control Issues in the 2024 BMW 740i

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Reviewed by
Aisha
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 2024 BMW 740i 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 2024 BMW 740i 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 take when the cruise control isn't working on a 2024 BMW 740i?

When faced with a malfunctioning cruise control system in your 2024 BMW 740i, it's essential to adopt a systematic diagnostic approach. Begin by checking the cruise control fuse, as a blown fuse can easily disrupt the system's functionality. Next, inspect the cruise control buttons on the steering wheel; ensure they are responsive and not stuck, as this can prevent engagement. Following this, verify the operation of the speed sensors, which are crucial for the cruise control to function correctly. If these components check out, turn your attention to the brake pedal switch, since a faulty switch can inadvertently signal the system to disengage. Additionally, examine the throttle position sensor, as its proper functioning is vital for maintaining speed. Finally, if the issue persists, consider using a diagnostic scanner to identify any error codes that may provide further insight into the problem. By methodically working through these steps, you can effectively troubleshoot and potentially resolve the cruise control issue on your BMW.

What are the common problems that could cause the cruise control to stop working in a 2024 BMW 740i?

When troubleshooting the cruise control system in a 2024 BMW 740i, it's essential to understand the common problems that may lead to its malfunction. 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, problems with the brake light switch can cause the cruise control to disengage unexpectedly, as this switch is designed to deactivate the system when the brake pedal is pressed. Another potential culprit is a malfunction in the throttle control system, which may include a faulty throttle position sensor or actuator, hindering the cruise control's performance. Electrical issues, such as blown fuses or wiring problems, can also interfere with the cruise control module, leading to operational failures. Lastly, vacuum leaks within the engine can create fluctuations in performance, further complicating the cruise control's ability to maintain speed. By identifying and addressing these issues, DIY enthusiasts can effectively restore the functionality of the cruise control system in their BMW 740i.

How urgent is it to address the malfunctioning cruise control in my 2024 BMW 740i?

Addressing the malfunctioning cruise control in your 2024 BMW 740i is of utmost importance due to the potential safety hazards it presents. A malfunction can lead to unexpected acceleration or deceleration, which not only endangers you but also other road users. Moreover, neglecting this issue can result in further damage to the cruise control system and related components, leading to more extensive and costly repairs down the line. The longer you wait, the more likely it is that a minor issue will escalate into a significant problem, ultimately affecting your vehicle's performance and reliability. Additionally, a properly functioning cruise control enhances your driving experience, providing convenience and comfort during long journeys. Therefore, it is crucial to prioritize repairs to ensure your safety and maintain the optimal functionality of your BMW 740i.

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