Land Rover LR2 Cruise Control Isn't Working

Common Causes of Cruise Control Malfunctions in Your Land Rover LR2 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
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25% chance it's the
Control Module
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25% chance it's the
Throttle
0%
20% chance it's
Something else
The most common reasons a Land Rover LR2 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 Land Rover LR2 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.

Troubleshooting Cruise Control Issues in a Land Rover LR2

When troubleshooting cruise control issues in your Land Rover LR2, it's essential to adopt a methodical diagnostic approach. Begin by checking the cruise control module, as this component is central to the system's operation; ensure it is intact and functioning properly. Next, inspect the sensors associated with the cruise control system, as faulty or obstructed sensors can disrupt functionality. Following this, examine the throttle to confirm it is responsive and in good condition, as any malfunction here can prevent the cruise control from engaging. Additionally, inspect the vacuum lines for any signs of leaks or damage, as these are crucial for the system's operation. If the cruise control buttons on the steering wheel are unresponsive, verify their functionality, as this could indicate a problem with the controls. Finally, if these steps do not resolve the issue, consider that software diagnostics may be necessary, and consulting a professional with access to Land Rover's specific diagnostic tools could provide further insights. By following this structured approach, you can effectively identify and address the root causes of cruise control problems in your vehicle.

What Could Cause Cruise Control Issues in a Land Rover LR2?

When troubleshooting cruise control issues in a Land Rover LR2, it's essential to consider several common problems that could be affecting the system's performance. One of the primary culprits may be a malfunctioning cruise control module or sensor, which can disrupt the communication necessary for the system to function correctly. Additionally, the cruise control ECU, typically located behind the glove box, is known to fail and can lead to significant operational issues. Another factor to investigate is the Throttle Position Sensor (TPS); if it sends incorrect data, it can prevent the cruise control from engaging or maintaining speed. Lastly, don't overlook the possibility of damaged or disconnected vacuum lines associated with the cruise control system, as these can also impede functionality. By systematically examining these components, you can effectively diagnose and address the root cause of the cruise control malfunction in your LR2.

Why is the Cruise Control Not Working in a Land Rover LR2?

When the cruise control in your Land Rover LR2 is not functioning, it is crucial to address the problem promptly, as neglecting it can lead to safety risks and further vehicle complications. Common culprits include a failed control module, malfunctioning sensors, or faulty switches, all of which can disrupt the cruise control system's operation. Additionally, issues with throttle actuation or damaged vacuum hoses can significantly impair functionality, making it essential to inspect these components thoroughly. Even seemingly minor problems, such as defective cruise control buttons on the steering wheel, can prevent the system from responding correctly. Ignoring these symptoms not only compromises your driving experience but can also lead to more extensive repairs down the line. Therefore, conducting a comprehensive diagnosis and addressing any identified issues is vital to ensure your vehicle remains safe and reliable on the road.

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