2020 Land Rover Range Rover Sport Cruise Control Isn't Working

Fixing Cruise Control Issues in 2020 Land Rover Range Rover Sport

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Reviewed by
Devin Cabugcal
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 2020 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 2020 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 steps to diagnose the cruise control issue in a 2020 Land Rover Range Rover Sport?

To effectively diagnose a cruise control issue in a 2020 Land Rover Range Rover Sport, start with a systematic approach that prioritizes simpler checks before moving on to more complex diagnostics. Begin by inspecting the cruise control fuse, as a blown fuse can easily disrupt functionality. Next, examine the cruise control buttons on the steering wheel to ensure they are operational, since faulty buttons can lead to engagement problems. If these initial checks do not reveal the issue, utilize a diagnostic scanner to identify any error codes that may indicate specific malfunctions within the system. Following this, assess the vehicle's speed sensors, as they are integral to the cruise control's performance; any faults here can significantly impact its operation. Additionally, inspect the wiring connections associated with the cruise control system for signs of damage or corrosion, as poor connections can hinder performance. Finally, test the cruise control module itself to confirm it is functioning correctly, as a malfunctioning module can prevent the system from engaging altogether. By following this structured diagnostic approach, you can efficiently identify and address the underlying issues affecting the cruise control system in your vehicle.

What are the common problems that could cause the cruise control to stop working in a 2020 Land Rover Range Rover Sport?

When the cruise control in a 2020 Land Rover Range Rover Sport ceases to function, several common problems may be at play. One of the primary culprits is faulty speed sensors, which are crucial for the system to maintain the desired speed accurately. If these sensors are malfunctioning, the cruise control may not engage or could disengage unexpectedly. Another frequent issue is a malfunctioning brake light switch; since the cruise control is designed to deactivate when the brakes are applied, any failure in this switch can disrupt the entire system. Additionally, problems with the throttle control can hinder the cruise control's ability to regulate speed effectively, leading to erratic behavior. Electrical issues, such as blown fuses or wiring problems, can also impact the cruise control's functionality, making it essential to check the vehicle's electrical system. Lastly, vacuum leaks in the engine can affect the performance of vacuum-operated components within the cruise control system. For those looking to tackle these issues themselves, a thorough inspection of these components can help identify the root cause of the problem, although professional diagnosis and repair may ultimately be necessary for complex issues.

How urgent is it to address the malfunctioning cruise control in a 2020 Land Rover Range Rover Sport?

Addressing a malfunctioning cruise control system in a 2020 Land Rover Range Rover Sport is of utmost urgency due to the significant safety risks it poses. A malfunction can lead to unexpected acceleration or deceleration, which can endanger not only the driver but also other road users. Additionally, a faulty cruise control system can detract from the overall driving experience, causing discomfort and frustration during long journeys. Ignoring these symptoms may lead to more severe issues within the vehicle's systems, potentially resulting in costly repairs down the line. Therefore, it is crucial for vehicle owners to prioritize the diagnosis and repair of cruise control problems to ensure safe and enjoyable driving.

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