Audi A3  Self-help  Fuses and bulbs  Changing bulbs in headlight unit
Applies to vehicles: with xenon headlight bulbs
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.
From this position, turn the bulb connector further in the direction of the arrow until it is seated securely.
Fit the cover back on and turn it as far as the stop to tighten.
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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