DIY Guide: How to Replace Headlights on a 2015 Subaru- Step-by-Step Guide

As a car owner, it’s important to keep your vehicle maintained and in good condition. One crucial aspect of car maintenance is ensuring that your headlights are working correctly. Not only is it crucial for your safety, but it’s also required by law to have functioning headlights while driving at night. If you own a 2015 Subaru and need to replace your headlights, this step-by-step guide will explain everything you need to know.

Why it is Important to Replace Your Headlights

Driving without working headlights not only puts you at risk but also others on the road. Dark and unlit roads can make it hard for drivers to see other vehicles and objects on the road, leading to potential accidents. Moreover, it’s illegal to drive without functioning headlights, and you could be fined or face legal consequences.

Tools Needed to Replace Your Headlights

Before you start, make sure you have all the necessary tools-

  • A replacement headlight bulb
  • Screwdrivers
  • Gloves
  • Clean cloth
  • Paper towel or tissue

Step-by-Step Guide for Removing and Installing Headlights

Follow these steps to replace the headlights on your 2015 Subaru:

  1. Turn off your engine and headlights: Ensure that your vehicle is turned off completely, and the headlights are not in use.

  2. Open the hood: To access the headlight assembly, you need to open the hood of your car.

  3. Remove the headlight assembly: Using a screwdriver, remove the screws that hold the headlight assembly in place. Then gently pull out the assembly, disconnecting any wires connected to it.

  4. Remove the old bulb: Take out the bulb holder and gently rotate the old bulb counterclockwise to remove it.

  5. Install the new bulb: Insert the new replacement bulb into the holder correctly and carefully reattach the bulb holder to the headlight assembly.

  6. Reinstall the headlight assembly: Carefully insert the assembly back into place. Reconnect any wires and screw the assembly back in place.

  7. Check the new bulb: Turn on your vehicle’s engine to check if your new headlights are working correctly.

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Congratulations! You have successfully replaced your headlight bulbs in your 2015 Subaru.

Precautions to Take While Replacing Headlights

While replacing headlights is a simple task, there are some precautions you should take to avoid any damage or mishaps.

  1. Wear gloves while handling halogen bulbs to prevent oils from your hands from starting fires.

  2. Make sure not to touch the new bulb with your bare fingers as the natural oil and dirt on your hands can shorten the bulb’s lifespan.

Troubleshooting Tips

If you have replaced your headlight and it’s still not working, there could be some other issues. You could have a blown fuse, a wiring issue, or a malfunction in your headlight switch. In such cases, it’s best to consult a professional mechanic.


Replacing your headlights may seem daunting, but it’s a simple process that can be accomplished without any trouble. By following the above guide, any beginner can replace headlights within a few minutes. Remember to take precautions and consult the car manual if you face any difficulties. Regular maintenance of your car will ensure that it runs smoothly, keeping you and your loved ones safe on the road.

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Billy Covington

With a passion for all things automotive, Billy is our go-to expert on Subaru performance upgrades and modifications. He's been featured in several car magazines and blogs, and his extensive knowledge and expertise make him a valuable member of our team. When he's not working on cars, he enjoys playing guitar and writing music.

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