How To Change a Headlight on a Mazda 3

Written by leonardo r. grabkowski
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How To Change a Headlight on a Mazda 3
Mazda 3, by: Rudolf Stricker ( 43)

Headlights have a tendency to go out at awkward times, leaving your vehicle with limited or no lighting. The Mazda 3 headlight is easy to access and replace. Learn to do it at home to avoid a trip to a service shop.

Skill level:
Moderately Easy

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Things you need

  • Mazda 3 headlight bulb
  • Pliers (to disconnect battery)

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  1. 1

    Purchase a new headlight bulb. When purchasing a new bulb, give the store clerk your VIN (vehicle identification number) to make sure the bulb will fit your Mazda 3.

  2. 2

    Disconnect the vehicle's battery. The battery box on the Mazda 3 can be found on the driver's side of the engine bay, close to the windshield. The battery should be disconnected every time you work with electrical components.

    How To Change a Headlight on a Mazda 3
  3. 3

    Locate the headlight bulb module, located behind the headlight assembly. The Mazda 3 has ample room to access it without removing any other components. Turn the module counterclockwise to release it.

    How To Change a Headlight on a Mazda 3
  4. 4

    Remove the bulb by turning it counterclockwise and lifting. Discard the old bulb. Place the new bulb in the slot and turn it clockwise to lock it.

    How To Change a Headlight on a Mazda 3
  5. 5

    Place the module back into the rear of the headlight assembly and turn it clockwise to lock it back in place.

Tips and warnings

  • Make sure you are working in an area with adequate lighting; it will make installation of the headlight much easier.

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