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How to replace a rear brake light bulb?

If your rear brake light is not working, it's likely due to a burnt-out bulb. Replacing a rear brake light bulb is a simple task that most car owners can do themselves. This article will guide you through the steps to replace a rear brake light bulb quickly and safely.


Gather the Necessary Supplies



  • Replacement brake light bulb (check your owner's manual for the correct type)

  • Screwdriver or socket wrench (depending on your vehicle's design)

  • Gloves (optional, to avoid touching the new bulb with bare hands)


Before you begin, make sure you have the right replacement bulb for your vehicle. Refer to your owner's manual or check the existing bulb to determine the correct size and type.


Steps to Replace the Rear Brake Light Bulb



  1. Locate the rear brake light assembly. This is typically located on the back of your vehicle, either in the trunk or on the rear bumper.

  2. Disconnect the electrical connector from the back of the brake light assembly. This may require unscrewing a cover or panel to access the connector.

  3. Gently twist the old bulb counterclockwise to remove it from the socket.

  4. Insert the new bulb into the socket and twist it clockwise until it locks into place.

  5. Reconnect the electrical connector to the brake light assembly.

  6. Test the new bulb by applying the brakes to ensure it is working properly.


If the new bulb does not light up, double-check the electrical connection and ensure the bulb is properly seated in the socket. You may also need to check the fuse or wiring if the issue persists.


Tips for Replacing Rear Brake Light Bulbs



  • Be gentle when handling the new bulb to avoid damaging it.

  • If your vehicle has multiple brake lights, replace all the bulbs at the same time to ensure consistent lighting.

  • Consider keeping a spare replacement bulb in your vehicle in case you need to replace it again in the future.


Replacing a rear brake light bulb is a straightforward task that can be completed in just a few minutes. By following these steps, you can ensure your vehicle's brake lights are functioning properly and keep you and other drivers safe on the road.

What is the difference between a tail light bulb and a brake light bulb?


Tail lights are engaged when the you turn on your headlights or when your parking brake is on, whereas the brake lights will light up immediately when you apply pressure to the brakes. On most vehicles, the tail lights are red and the brake lights are a more luminous red.



Can I replace a brake light switch myself?


Yes, in most cases, a brake light switch can be replaced by a DIYer with some common tools.



Can I drive if one of my brake lights is out?


When one of your car's brake lights goes out, your vehicle's shift lock override may turn on. Shift lock override is designed to prevent your car from shifting when mechanical dangers are detected. By driving with a broken brake light, you could run the risk of causing serious damage to your car's transmission system.



Can I replace a brake light bulb myself?


You don't have to take your car to the mechanic for a brake light replacement. This simple process is one that you can take care of yourself. Not only is a tail light replacement an easy maintenance task, but it's also relatively affordable.



How to change rear tail light bulb?


Step-by-Step Guide to Replacing Tail Lights

  1. Step 1: Access the tail light assembly.
  2. Step 2: Remove the fasteners.
  3. Step 3: Disconnect the electrical connections.
  4. Step 1: Install the new bulb or tail light.
  5. Step 2: Secure the tail light assembly.
  6. Step 3: Test the light.



Will Oreillys change my tail light bulb?


Our parts professionals will even install headlights and tail lights for free on most vehicles when you purchase them in-store.



What is the difference between a brake light and a tail light?


Tail lights are engaged when the you turn on your headlights or when your parking brake is on, whereas the brake lights will light up immediately when you apply pressure to the brakes. On most vehicles, the tail lights are red and the brake lights are a more luminous red.



Can you replace a tail light by yourself?


Replacing a tail light bulb is usually a straightforward task on most cars, and should take a matter of minutes. However, on some models tail light bulb replacement requires panels to be removed either in the bootlid or the boot itself, depending on where the bulbs are installed.



Is it hard to replace a rear brake light?


Usually, it's easy, though the make/model will determine if there's something tricky with the replacement. If you're replacing the entire taillight assembly, they're usually sold with all the wiring assembled. You'll just need to fasten the connectors to the existing harness.



Can I drive with one rear brake light out?


Driving with a broken tail light can lead to being pulled over by a police officer, and potentially getting a ticket.


Kevin's Auto

Kevin Bennett

Company Owner

Kevin Bennet is the founder and owner of Kevin's Autos, a leading automotive service provider in Australia. With a deep commitment to customer satisfaction and years of industry expertise, Kevin uses his blog to answer the most common questions posed by his customers. From maintenance tips to troubleshooting advice, Kevin's articles are designed to empower drivers with the knowledge they need to keep their vehicles running smoothly and safely.