2006 Land Rover Range Rover Sport Cruise Control Isn't Working

Fix Cruise Control Malfunctions in 2006 Land Rover Range Rover Sport

Find Repair Location
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 2006 Land Rover Range Rover Sport 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 2006 Land Rover Range Rover Sport 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 troubleshoot the non-functional cruise control in a 2006 Land Rover Range Rover Sport?

When troubleshooting a non-functional cruise control in a 2006 Land Rover Range Rover Sport, start with the simplest checks to save time and effort. Begin by inspecting the fuses related to the cruise control system; a blown fuse can often be the root of the problem. Next, verify the functionality of the cruise control button or switch on the steering wheel, as a malfunctioning switch can prevent the system from engaging. If these initial checks do not resolve the issue, move on to examining the vacuum lines, which are crucial for the operation of the cruise control. Look for any signs of damage or blockages, particularly around the T-junction near the driver's side firewall. Following this, check the Cruise Control Electronic Control Unit (ECU) located behind the glove box for loose connections and ensure it is receiving the correct voltage. The brake pedal switch is another critical component; if it is not functioning properly, it can disable the cruise control when the brake is pressed. Additionally, verify that the vehicle speed sensor is sending accurate signals to the ECU, as this is essential for the cruise control to operate correctly. If your vehicle is equipped with adaptive cruise control, ensure that the forward alert system is unobstructed. Lastly, while less common, check the condition of the battery, as a weak battery can affect the electrical systems, including cruise control. By following this structured approach, you can effectively diagnose and potentially resolve the issues with your cruise control system.

What are the common problems that could cause the cruise control to stop working in a 2006 Land Rover Range Rover Sport?

When troubleshooting cruise control issues in a 2006 Land Rover Range Rover Sport, it's essential to understand the common problems that may arise. One frequent culprit is the brake light switch, where a failure in the secondary contacts can lead to a "Cruise Control Not Permitted" message, necessitating a replacement of the switch. Additionally, electrical issues such as blown fuses, particularly the CC fuse (often labeled F30), should be checked to ensure proper functionality. Another area to inspect is the vacuum lines and actuator; any damage or leaks can disrupt the cruise control system's operation, requiring replacement of the affected components. Furthermore, problems with the gear selector or transmission can trigger fault codes that impact cruise control, especially if the gear indicator lights are erratic. If your vehicle features adaptive cruise control, ensure that the radar detector head is clean and undamaged, as obstructions can disable the system. Lastly, be aware of intermittent electrical faults that may cause random cruise control failures, often resolved by restarting the vehicle. By systematically examining these potential issues, you can effectively diagnose and address the cruise control malfunction in your Range Rover Sport.

How urgent is it to address the malfunctioning cruise control in a 2006 Land Rover Range Rover Sport?

While the malfunctioning cruise control in a 2006 Land Rover Range Rover Sport may not pose an immediate safety risk, it is still advisable to address the issue promptly. Ignoring the problem can lead to increased driver fatigue during long trips, as the convenience of cruise control is lost. Additionally, the underlying causes, such as a failing brake light switch or electrical issues, could potentially escalate into more significant problems if left unresolved. By diagnosing and repairing the cruise control system, you not only restore functionality but also ensure that your driving experience remains comfortable and stress-free. Therefore, while the urgency may not be critical, taking action sooner rather than later can prevent further complications and enhance your overall driving experience.

You’ve got options with RepairPal

Whether you need a more accurate auto repair estimate or help finding a reputable shop in your area, we’ve got you covered.

2006 Land Rover Range Rover Sport Cruise Control Issues