2006 Land Rover Range Rover Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2006 Land Rover Range Rover 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 2006 Land Rover Range Rover 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 2006 Land Rover Range Rover 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 first steps to diagnose cruise control issues in a 2006 Land Rover Range Rover?

When diagnosing cruise control issues in a 2006 Land Rover Range Rover, it's essential to adopt a methodical diagnostic approach. Begin by checking the Cruise Control ECU connector, which is conveniently located behind the glove box. Removing the glove box will give you access to this critical component, allowing you to inspect for any loose connections or damage. Next, test the electrical circuits associated with the cruise control system. This involves turning on the ignition and the cruise control system while ensuring the vehicle is in the correct gear and transfer case setting. If the electrical components are functioning correctly, move on to inspect the cruise cassette, as malfunctions here can often lead to cruise control failures. Additionally, examine the vacuum lines connected to the cruise control system; replacing any worn or damaged lines can resolve many issues. Finally, ensure that the throttle and cruise control cable adjustments are correct, as improper settings can hinder the system's performance. By following these steps, you can effectively diagnose and address cruise control problems, making your DIY repair process smoother and more efficient.

What common issues cause cruise control failure in a 2006 Land Rover Range Rover?

When experiencing cruise control failure in a 2006 Land Rover Range Rover, it's essential to consider several common problems that could be affecting the system. One of the primary culprits is a malfunctioning control module, sensor, or switch, which can disrupt the cruise control's operation. Additionally, throttle actuation issues may arise, preventing the system from maintaining speed as intended. It's also crucial to inspect the vacuum hoses, as a damaged or improperly connected hose can hinder functionality. Many owners overlook simple faults, such as faulty brake lights, which can interfere with cruise control engagement due to electrical connection issues. For those looking to troubleshoot, accessing the Cruise Control ECU connector located behind the glove box and performing electrical circuit tests can help identify the root cause of the problem. By understanding these common issues, DIYers can effectively diagnose and resolve cruise control malfunctions, restoring the system to its proper working condition.

How urgent is it to repair the non-functioning cruise control on a 2006 Land Rover Range Rover?

Addressing the non-functioning cruise control on your 2006 Land Rover Range Rover should be treated with urgency, as neglecting this issue can lead to significant safety risks and driving inconveniences. A malfunctioning cruise control system can affect your ability to maintain a steady speed, which may result in erratic acceleration and increased difficulty in managing your vehicle, especially on highways. This not only compromises your driving experience but also poses a danger to you and other road users. Common causes of cruise control failures, such as blown fuses, faulty brake pedal sensors, or improper cable adjustments, can often be diagnosed and repaired with relative ease. By prioritizing these repairs, you not only enhance your vehicle's performance but also ensure a safer driving environment. Regular maintenance and prompt attention to these issues are essential for the longevity and reliability of your vehicle.

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