Table 1 shows one common electronic stability control related problems of the 2012 Audi A6.
| Problem Category | Number of Problems |
|---|---|
| Electronic Stability Control problems |
While driving on highway steering system faulted, causing loss of power steering. Rack completely failed. Very very difficult to turn steering wheel. Car only has 124k miles.
While driving on a Sunday, the car reported transmission issues but it stated we could continue driving. The following day, there were multiple systems failure warnings. This occurred at 54,000 miles and 49 months since purchase. The car began to lose power but was driven back to the dealership. After a lengthy period of time, the service manager reported that "coolant leak in valve n82, coolant migrated into harness and contaminated transmission control unit, causing no comm in pwrtrain can; tsb2033806/7. " this repair required replacement of major components and extensive labor costs. The total cost was $9606 and the dealer/Audi voluntarily paid $5391 of the costs.
O-ring failure in 2012 A6 3. 0 caused the transmission to internally leak fluid causing the electonic system to go bad. All of the following lights came on when issue started. Check engine light gearbox mil trac control mil epc light airbag mil hi-speed cooling fan mil tire pressure warning light the transmission would not shift, major lack of power to engine. Parking brake would also activate by itself.