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  1. R

    A6 C6 Xenon & Halogen Headlamps

    I recently bought an 09 A6 C6 with (I believe) Xenon headlamps and halogen bulbs in the inner pair of positions where I would normally call "main beam" My understanding is that the outer lamps which have bug-eye lenses are xenons and have internal lensing to do both dipped and main beam...
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    A6 C6 Radio / MMI

    Do A6 C6 (2006 2.0 TDi Avant) series cars have a security code for the radio? I need to disconnect the battery to replace the airbag controller, I want to know if I'll loose the radio when I put it all back. I have seen notes that it should be printed on a sticker in the owner's hand book -...
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    A6 C6 Full-house Warnings

    I have a '06 year model 2.0tdi Avant which instantly lit up all red warnings on starting the car. Previously no warnings at all, now Brakes, ESP, Airbags, AirCon, Parking brake, Brakes, Central Locking, ABS, steering wheel everything! is flashing/screaming red plus "creep to the nearest garage"...
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    A6-C5 'Convenience' Climate Control grief

    My (in)Convenience Climate uncontroller system is playing endless games. I have seen plenty of references to the "secret" codes, but all the posts & videos I've seen refer to accessing them on a "Basic" controller, none for the 'Convenience' version. The significant point being that there is no...
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    More A6 Door lock Grief

    I have a 99 A6 Avant and the locks have started mis behaving. Seems to be a curse of the A6. Locking is fine, both by key and by remote. Unlocking mechanically with the key unlocks only the drivers door and no matter how many time I re-twist the key, the other locks will not open. In addition...