The middle brake light, also known as the third brake light, is an essential safety feature on your Hyundai Elantra. This guide provides detailed information on how to replace the bulb for various model years, ensuring that your vehicle remains safe and compliant on the road.

Understanding the Middle Brake Light

The middle brake light is typically located at the rear of the vehicle, above the trunk lid. It activates when you apply the brakes, alerting drivers behind you that you are slowing down. A malfunctioning middle brake light can lead to dangerous situations, making timely replacement crucial.

Bulb Specifications

The type of bulb used in the middle brake light varies by model year:

  • 2017-2020 Hyundai Elantra: The replacement bulb type is generally P21W or 7440/T20.
  • 2013-2016 Hyundai Elantra: The bulb type is often 1157 or 2357.

Always verify the specific bulb type for your model year in your owner’s manual or through a reliable source before purchasing replacements.

Steps to Replace the Middle Brake Light Bulb

1. Open the Trunk: Start by opening your trunk to access the area behind the middle brake light.

2. Locate the Bulb Holder: Look for the bulb holder directly beneath the middle brake light assembly.

3. Disconnect the Electrical Connector: Gently pinch and pull to disconnect the electrical connector from the bulb holder.

4. Remove the Bulb Holder: Twist the bulb holder counterclockwise to release it from its socket.

5. Replace the Bulb:

- Push down on the old bulb and twist it counterclockwise to remove it.

- Insert the new bulb by aligning it with the holder’s slots, pushing down, and twisting it clockwise until secure.

6. Reattach Everything: Place the bulb holder back into its socket, twist it clockwise to secure it, and reconnect the electrical connector.

7. Test the Light: Have someone press the brake pedal to ensure that the new bulb is functioning correctly.

Important Tips

  • Always handle bulbs with care; use a cloth when touching halogen bulbs to avoid oil transfer which can shorten their lifespan.
  • If using LED bulbs, ensure they are compatible with your vehicle's electrical system as some may require polarity adjustment.
  • Regularly check all lights on your vehicle to maintain safety and compliance with traffic regulations.

FAQs About Hyundai Elantra Middle Brake Light Bulb

    • How often should I replace my middle brake light bulb?
      It's advisable to check your bulbs regularly and replace them as soon as they burn out.
    • Can I use LED bulbs instead of standard bulbs?
      Yes, but ensure they are compatible with your vehicle's electrical system.
    • What tools do I need for this replacement?
      No special tools are needed; just follow the steps carefully.