How to Replace a Headlight Bulb in a BMW

1. Open the hood and unplug the HID power connector from the back of the HID ballast on back of the headlight housing assembly.
2. Pry the rubber dust cover off the back of the headlight housing assembly with your fingers.
3. Turn the headlight collar counterclockwise 1/4 turn and pull it straight out of the headlight housing.
4. Slide the new HID headlight into the housing. Align the tabs on the collar with the notches in the headlight housing.
5. Turn the headlight clockwise to lock it into the housing.
6. Slide the dust cover back over the back of the headlight housing.
7. Reconnect the power connector to the back of the headlight.