One problem related to air bag light on has been reported for the 2006 Audi A6. The most recently reported issues are listed below. Please also check out the statistics and reliability analysis of the 2006 Audi A6 based on all problems reported for the 2006 A6.
Air bag light on, dealer found fault for incorrect signal for drivers side seat belt latch. Also found interntal malfuction with latch. R&I drivers seat and r&r seat belt latch.