Blownfuse. The horn on Audi S4 needs electricity to work. In case of a faulty fuse, the circuit is interrupted and the horn can not work. Check your S4’s owners manual or the fuse box cover to find the exact location of the fuse for the horn. If the fuse is blown, replace it with a new one with the specified amp rating. Parkedthe car and visited for a while and after about 30 mins got back in the car, started and got the warning light on the dash saying "defective steering do not drive." Steering wheel seems to be locked, no power steering and put it in d and the parking brake engages. Checked for leaks etc. No vagcom with me. Ran basic codes on carista.
1168posts · Joined 2007. #3 · Sep 12, 2007 (Edited) you may have to re code steering wheel electrics if b6/b7 if earlier check radio code and measured value block 7. B6 1.9 TDI AVANT QUATTRO. MODS RS6 wheels, dis + cruise,S line body,Ipod interface,Sline steering wheel, leather interior, Eibach Pro springs. diagnostic tools vas
A4(B7 Platform) Discussion - Steering wheel controls issue? - Does anyone else here experience intermittent problems with the steering wheel radio controls? Mine just don't work sometimes, and shutting off/restarting the car doesn't always fix it. It's really hit or miss - sometimes they work, sometimes not. Any
Wehave an A1 2015, the airbag light is on and none of the steering wheel controls work. not the horn nor the stereo - Answered by a verified Audi Mechanic. I need to pull the steering wheel of 96 Audi A4 to replace headlight,cruise & turn signal switch. How do I go about doing this.
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audi a4 steering wheel controls not working