remove bonnet by releasing service flap, undo two large thumb knobs, pull towards the front and lift entire bonnet, it is very light. Then locate two torx screws from light housing, one on top, the other on the side between the housing and where the service flap would be if bonnet is still attached. You may need a long reaching screw driver for the side screw. The headlight unit can then be gently pulled away from car. There is a metal retainer that secures the back cover to access the inside of the headlight housing.
Install is the reverse of the above, watch out outer side of the light assembly. There are two guide 'legs' where they slot into the mounting bracket inside the wheel arch.
Audi 100
One can find used Audi A2 cars in the United States at an Audi dealership. Classified ads in a newspaper are another source for located a used Audi A2 car.
You can locate a cheap Audi A2 online using websites such as Auto Trader, Trader Online, and Gumtree. You can also call your local certified Audi dealer to see if they have an A2 on the lot.
The Audi A2
YOU NEED T TAKE OUT TRIM ON TOP OF RADIATOR AND HAVE LONG FINGERS TO REMOVE OR U CAMN TAKE BUMPER COVER OF AND REMOVE HEADLIGHT TO GET IT
One can find used Audi A2 cars from their local Audi dealer which can be located from the Audi website. Alternatively one can buy them from Auto Trader, AOL Autos and eBay Motors.
Some say that you have to remove the clip-on cover at the back first. Believe to be noise guard.
To replace the headlight bulb on an Audi TT, first, ensure the vehicle is turned off and the key is removed. Open the hood and locate the headlight assembly; you may need to remove the cover or access panel. Disconnect the power connector from the old bulb, twist the bulb socket counterclockwise to remove it, and then replace it with a new bulb, ensuring it is securely in place. Finally, reconnect the power connector and test the headlight before closing the hood.
to quote a website "Nearside rear of car, remove triangular heat shield to expose the clamp" not sure how accurate this is though.good luck
in front of near side rear wheel . there's a small shield remove the 10mm nuts and pins and it there in a plastic housing
To replace the front headlights on a 1996 Audi A6, first, open the hood and locate the headlight assembly. Remove the retaining screws or clips securing the headlight in place, then gently pull the assembly forward. Disconnect the electrical connector and remove the old bulb by twisting it counterclockwise. Insert the new bulb, reconnect the electrical connector, and reassemble the headlight assembly, securing it with the screws or clips.
Headlight washers.