2007 BMW Z4 Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2007 BMW Z4 and How to Fix Them

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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 2007 BMW Z4 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 2007 BMW Z4 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.

The cruise control switch can cause complete failure of the cruise control feature, but in a lucky scenario only partial functionality will be lost. This means that the cruise control may come on, but that it will not increase in speed automatically, or the cancel button does not work leading the driver to cancel cruise control with the foot brake. In some vehicles, the cruise control light may illuminate, or a warning message may be displayed due to lack of functionality.

What are the steps to diagnose the non-functioning cruise control in a 2007 BMW Z4?

To effectively diagnose the non-functioning cruise control in your 2007 BMW Z4, begin with the simplest solutions before progressing to more intricate assessments. Start by checking the fuse associated with the cruise control system, as a blown fuse is a common and easily rectifiable issue. If the fuse is intact, utilize an OBD II scanner to check for any fault codes that may indicate specific problems within the cruise control system. This step can save you time by pinpointing the issue more accurately. Next, inspect the cruise control stalk to ensure it is operational; any malfunction here can prevent the system from engaging. Additionally, verify that the vehicle is in the correct operational state for cruise control to activate, as it will not engage if the transmission is in Park, Neutral, or Reverse, or if the vehicle is traveling below a certain speed. By following this structured approach, you can efficiently identify and address the root cause of your cruise control issues, making your DIY repair process smoother and more effective.

What are the common problems that could cause the cruise control to stop working in a 2007 BMW Z4?

When troubleshooting cruise control issues in a 2007 BMW Z4, it's important to recognize the common problems that may be affecting the system's performance. A faulty speed sensor is often a primary suspect, as it plays a critical role in relaying the vehicle's speed to the cruise control system. Additionally, low brake fluid levels can cause the cruise control to disengage, as the system is designed to prioritize safety by preventing unintended acceleration. In more serious situations, total brake failure can lead to a complete loss of cruise control functionality. Furthermore, problems with the clutch sensor can also disrupt the system, as it is integral to the cruise control's operation. If you're experiencing these issues, conducting a thorough inspection or consulting a professional mechanic is advisable to accurately diagnose and address the underlying problems.

How urgent is it to address the non-functioning cruise control in a 2007 BMW Z4?

Addressing the non-functioning cruise control in a 2007 BMW Z4 is not just a matter of convenience; it is a critical safety concern that should be prioritized. A malfunctioning cruise control system can indicate deeper issues within the vehicle, such as problems with sensors or the internal computer, which may compromise overall vehicle performance. Moreover, neglecting this issue could lead to more severe complications, particularly if the malfunction is linked to essential components like the brake switch or speed sensor. These components are vital for safe driving, and their failure could pose significant risks on the road. Additionally, a simple fix like a blown fuse could be the culprit, but ignoring the symptoms could lead to more extensive damage and costly repairs down the line. Therefore, it is essential to address any cruise control issues promptly to ensure both your safety and the optimal functioning of your vehicle. If you are uncertain about the cause of the malfunction, seeking professional assistance for a thorough diagnosis is highly recommended.

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