horn AUDI A4 1999 B5 / 1.G ATQ Engine Output Diagnostic Test Mode Workshop Manual
Nothing was found :-(
Try to search something different in this manual:
trunk, cruise control, power steering fluid, emergency towing, driver seat adjustment, check engine light, airbag off, pairing phone
Popular in this manual:
display, fuel pressure, ignition, fuses, ECO mode, wheel, fuel pump, fuel, fuse, buttons, check engine, relay
Or view whole manual here: