Audi A3  Self-help  Fuses and bulbs  Changing bulbs in headlight unit
Applies to vehicles: with halogen headlights
If necessary, use a cloth to remove any fingerprints from the glass part of the bulb.
Refit the bulb in the headlight housing Fig. 1 WARNING!. Turn the bulb connector slightly to the left and right until it engages in the holder.
Press the connector carefully into the bulb housing until the bulb is securely seated.
Replace the cover.
Check whether the new bulb is working.
Caution!
Make sure that the cover is correctly seated to ensure that water cannot enter the headlight housing and to prevent the headlight from malfunctioning.

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