Ford's Focus uses a Halogen H7 bulb in its low-beam socket. Open the bonnet and remove the two Torx screws holding the headlight in place, then lift the headlight forward and out of the car. Unplug ...

Elana Scherr: These LED Headlights Are Too Bright What Are HID Headlights? Replacing a broken headlight is—in most cases—a reasonably easy thing to do on your own. Not only will doing this ...