i had 8p1 bi xenon fitted to my a3 tdi about 2 years ago, and i recently did my mates a3 (same thing) and he had the error coming up on his dash as i did, last week his car went into dealers for some warranty work and some how audi deleted the error :S how is this? i was told that we was supose to change a few things and it would had cost a few £££ (and yes both cars have been programed by the same person and same kufatec wiring etc)
here is what dealers did on his car;
here is what dealers did on his car;