open the driver door (right hand drive) its the side of the dash use a screwdriver or key to pop it off.
Actually it's under the hood of the car in a black box on the far right. push forward on the locks to uncap the fuse box.
fuse
The 2006 Audi A3 has 16 valves.
The 2006 Audi A3 has a 6-speed manual.
The 2006 Audi A3 has an inline 4 engine.
The 2006 Audi A3 is a gas-powered vehicle.
The 2006 Audi A3 has double overhead cam (DOHC).
The 2006 Audi A3 is 14 ft. 0.7 in. (168.7 in.) long.
The 2006 Audi A3 has a drag coefficient of 0.33 Cd.
The height of the 2006 Audi A3 is 4 ft. 8 in. (56 in.).
The curb weight of the 2006 Audi A3 is 3263 lbs..
The 2006 Audi A3 is 5 ft. 9.5 in. (69.5 in.) wide.
The 2006 Audi A3's turning circle is 35.1 ft..