2018 Land Rover Range Rover Sport Cruise Control Isn't Working

Fixing Cruise Control Malfunctions in 2018 Land Rover Range Rover Sport

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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 2018 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 2018 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 take when the cruise control isn't working on a 2018 Land Rover Range Rover Sport?

When faced with a malfunctioning cruise control system in your 2018 Land Rover Range Rover Sport, it's essential to approach the diagnosis methodically. Begin by checking the cruise control fuse, as a blown fuse can easily disrupt the system's functionality. Next, inspect the cruise control buttons on the steering wheel; if they are unresponsive, they may need replacement. Following this, verify the operation of the vehicle's speed sensors, which are critical for the cruise control to function correctly. It's also important to check the brake pedal switch, as any malfunction here can cause the cruise control to disengage unexpectedly. If these initial checks do not resolve the issue, consider using a diagnostic scanner to identify any error codes that may provide insight into the problem. Lastly, inspect the wiring and connections associated with the cruise control system for any signs of damage or corrosion. By systematically addressing these areas, you can effectively troubleshoot and potentially resolve the cruise control issue on your vehicle.

What are the common problems that could cause the cruise control to stop working in a 2018 Land Rover Range Rover Sport?

When the cruise control in your 2018 Land Rover Range Rover Sport ceases to function, it can be frustrating, but understanding the common problems can help you troubleshoot effectively. One of the first areas to check is the cruise control switch or buttons, as they may be faulty or unresponsive. Additionally, electrical issues such as blown fuses or a malfunctioning cruise control module can disrupt the system's operation. It's also important to inspect the vehicle speed sensor, as any malfunction here can prevent the cruise control from maintaining the desired speed. Another critical component to examine is the brake pedal switch; if this switch is not functioning correctly, it may inhibit the cruise control from engaging when the brakes are applied. Lastly, consider the throttle control system, as any issues here can hinder the cruise control's ability to maintain speed. By systematically checking these components, you can identify and address the root cause of the cruise control malfunction, making your DIY repair efforts more effective.

How urgent is it to repair the non-functioning cruise control in a 2018 Land Rover Range Rover Sport?

When evaluating the urgency of repairing the non-functioning cruise control in your 2018 Land Rover Range Rover Sport, it's essential to consider the broader implications of this issue. While the immediate safety risks may not be as pronounced as with critical mechanical failures, the absence of cruise control can lead to increased driver fatigue during long trips, which indirectly affects safety. Moreover, maintaining a consistent speed is crucial for safe highway driving, and without this feature, you may find yourself more susceptible to distractions or fatigue. Additionally, addressing the malfunction promptly can help preserve your vehicle's resale value; potential buyers often shy away from vehicles with unresolved issues, viewing them as a sign of neglect. Lastly, while the cruise control system itself may not directly impact other mechanical functions, the underlying causes of its failure could signal more significant problems that, if left unaddressed, might lead to costly repairs down the line. Therefore, while it may not be an emergency, timely repair of the cruise control system is advisable to ensure a safe, comfortable driving experience and to protect your investment in the vehicle.

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