Land Rover Range Rover Brake Lights Aren't Working

Common Causes of Non-Functional Brake Lights in Your Land Rover Range Rover and How to Fix Them

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Reviewed by
Andrew Hajjar
Written by RepairPal Car Genius
Updated January 14, 2025
0%
35% chance it's the
Brake Light Bulb
0%
25% chance it's the
Brake Light Fuse
0%
20% chance it's the
Brake Pedal Switch
0%
20% chance it's
Something else
The most common reasons a Land Rover Range Rover brake lights aren't working are a bad brake light bulb, blown brake light fuse, or a faulty brake pedal switch.
  • Brake Light Bulb: A burnt-out brake light bulb can prevent the brake lights from illuminating, compromising safety and signaling to other drivers.
  • Brake Light Fuse: A blown brake light fuse can prevent the brake lights from functioning, often due to a short circuit or overload in the electrical system.
  • Brake Pedal Switch: A faulty brake pedal switch can prevent the brake lights from functioning properly and may affect the operation of the cruise control system.
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.

Troubleshooting Non-Functional Brake Lights in a Land Rover Range Rover

When faced with non-functional brake lights in your Land Rover Range Rover, a methodical diagnostic approach can save you time and frustration. Begin by checking the simplest components: inspect the brake light bulbs and fuses to ensure they are intact and functioning. If the bulbs are burnt out or the fuses are blown, replacing them may resolve the issue immediately. Next, turn your attention to the brake switch, which is often a common source of malfunction. Ensure that it is operating correctly, as a faulty switch can prevent the brake lights from illuminating. Additionally, examine the wiring and connections for any signs of corrosion, which can disrupt electrical flow and lead to lighting issues. Pay close attention to any dashboard warning lights, particularly those related to the brake system, as they may indicate underlying problems such as low brake fluid. If you have access to an OBD scanner, checking for fault codes can provide further insights into the issue, especially if codes related to the park brake system appear. By following this structured approach, you can effectively diagnose and potentially resolve the problem with your brake lights, ensuring your vehicle remains safe and roadworthy. If these steps do not yield results, consulting a professional mechanic may be necessary for a more thorough examination.

Troubleshooting Non-Functional Brake Lights in a Land Rover Range Rover

When faced with non-functional brake lights in your Land Rover Range Rover, it's essential to systematically address the common problems that could be at play. Start by checking the bulbs themselves, as burnt-out bulbs are often the simplest fix. If the high-level brake light is operational, this suggests that the wiring and switch are likely functioning correctly, allowing you to focus on the lower brake lights. Next, inspect the brake light switch located on the pedal hanger; a malfunction here can prevent the lights from activating. Additionally, examine the fuses, particularly fuse 17, which is linked to the brake switch, to ensure they are intact. Corrosion at the connections can also lead to issues, so using a test light to check for corrosion or damaged wiring is advisable. If the brake lights remain illuminated or do not function at all, consider the possibility of a broken sensor wire, which may require replacement. By methodically checking these components, you can effectively diagnose and resolve the brake light issues, ensuring your vehicle remains safe and roadworthy.

Why Are the Brake Lights Not Working on a Land Rover Range Rover?

When the brake lights on your Land Rover Range Rover are not functioning, it is crucial to address the issue without delay. Non-operational brake lights can significantly increase the risk of accidents, as other drivers may not be aware of your intentions to stop or slow down. Start by checking the brake fluid level, as low fluid can trigger warning lights and affect brake performance. Additionally, inspect the brake light switches and connectors for any signs of corrosion, which can disrupt the electrical flow necessary for the lights to operate. Don't forget to examine the fuses, particularly fuse 17 located under the seat, as a blown fuse can easily be the culprit. Furthermore, ensure that the brake pedal switch is properly connected to the Body Control Module (BCM), as any disconnection can prevent the lights from activating. Lastly, if you've recently replaced a bulb, verify that the wiring and the light unit itself are intact. By systematically troubleshooting these components, you can not only restore your brake lights but also enhance your vehicle's safety on the road.

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