2006 Land Rover LR3 Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your 2006 Land Rover LR3 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
0%
25% chance it's the
Throttle
0%
20% chance it's
Something else
The most common reasons a 2006 Land Rover LR3 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 LR3 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 basic checks should I perform for cruise control issues in a 2006 Land Rover LR3?

When troubleshooting cruise control issues in your 2006 Land Rover LR3, it's essential to adopt a methodical diagnostic approach. Begin by checking the control module, sensor, and throttle, as these components are often the primary culprits behind cruise control malfunctions. Next, verify that all brake lights are functioning correctly; a faulty brake light can inadvertently disable the cruise control system. Following this, inspect the vacuum hoses connected to the cruise control system for any signs of damage or disconnection, as these can significantly impact performance. Additionally, consider examining the clock spring within the cruise control switch on the steering wheel, as wear or failure here may require replacement. Lastly, if your vehicle has undergone an engine swap, be aware that compatibility issues between different engine types can also lead to cruise control problems. By systematically addressing these areas, you can effectively diagnose and resolve the cruise control issues in your LR3.

What causes cruise control failure in a 2006 Land Rover LR3?

When dealing with cruise control failure in a 2006 Land Rover LR3, several common problems may be at play. One of the primary culprits is a malfunctioning control module, sensor, or switch, which can disrupt the system's functionality. Additionally, throttle actuation issues or a failing throttle position sensor can lead to erratic behavior, such as excessive fuel consumption and black exhaust emissions. Software glitches may also hinder performance, often resolvable through updates. Furthermore, the cruise control amplifier can experience faults, while a defective clock spring in the steering wheel can prevent proper operation of the cruise control switch. It's also essential to check the brake lights, as malfunctioning lights can inadvertently disable the cruise control system. Lastly, inspect the vacuum lines associated with the cruise control equipment, as leaks or blockages can significantly impact performance. By understanding these potential issues, DIYers can effectively diagnose and address cruise control failures in their Land Rover LR3.

How urgent is it to address the non-functioning cruise control in a 2006 Land Rover LR3?

Addressing the non-functioning cruise control in your 2006 Land Rover LR3 is not just a matter of convenience; it is a critical safety concern that should be prioritized. A malfunctioning cruise control system can lead to erratic acceleration and may even affect the accuracy of your speedometer, which can create dangerous driving conditions. Ignoring these symptoms can result in more severe issues down the line, potentially leading to costly repairs and compromising your vehicle's overall performance. Moreover, if you frequently embark on long journeys, the absence of cruise control can lead to driver fatigue and increased risk of accidents. Therefore, it is essential to act promptly when you notice any irregularities in your cruise control system to ensure your safety and maintain the integrity of your Land Rover LR3.

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2006 Land Rover LR3 Cruise Control Issues & Repair Costs