2012 Audi A6 problems & reliability
59 owner complaints filed with NHTSA for the 2012 Audi A6, alongside 8 safety recall campaigns. Last verified Sep 21, 2026. Complaints are unverified reports submitted by owners to the federal Office of Defects Investigation.
Each complaint is counted once (by NHTSA case number), even when it names several components.
Federal crash records (FARS 2020–2023): 2012 Audi A6 vehicles were involved in 4 fatal crashes with 0 occupant deaths. Involvement counts are not adjusted for how many are on the road and do not imply fault or a vehicle defect.
Most reported problems
| Component | Complaints | Share |
|---|---|---|
| Air Bags → | 14 | 24% |
| Electrical System → | 13 | 22% |
| Engine → | 13 | 22% |
| Fuel/propulsion System | 9 | 15% |
| Power Train | 8 | 14% |
| Steering | 6 | 10% |
| Electronic Stability Control (esc) | 3 | 5% |
| Engine and Engine Cooling | 3 | 5% |
| Service Brakes | 3 | 5% |
| Forward Collision Avoidance | 2 | 3% |
Component groups as classified by NHTSA. A complaint can name more than one component, so shares may sum to more than 100%.
All 18 reported components →Common symptoms owners describe
Keyword analysis of complaint narratives; one complaint can describe several symptoms.
Mileage when problems occurred
Among the 44 complaints that included a usable odometer reading, the median reported incident mileage was 69,000 miles (middle 50% between 48,750 and 100,000 miles).
Complaints by incident year
What owners report
“Dear Highway Safety Authority Officer I am writing to formally request an investigation into a potential safety concern involving structural rust on the engine subframe (engine cradle) of the Audi A6, particularly in models from 2012 There have been growing concerns among owners and independent mechanics regarding…”
Structure · filed Jul 28, 2025
“Vehicle suffered sudden and total loss of power steering. Had just driven the car 5-10 minutes prior, came out to leave and had a message stating do not drive vehicle, steering defective. At that point the steering wheel felt locked in place and the vehicle was effectively a brick. This issue just happened yesterday…”
Steering · filed Jan 21, 2024
“Good morning, For the past couple of weeks, I've been getting the run around on whether the issue I'm having with my vehicle is an active recall. I recently took my vehicle to Eurocode Tuning (Torrance, CA), and the mechanic instructed me to take my vehicle to the dealer because the issue I am currently experiencing…”
Fuel/propulsion System · filed Dec 30, 2023
Verbatim excerpts from complaints filed with NHTSA. Reports are not independently verified.
Technical service bulletins
1,502 manufacturer communications (TSBs, service campaigns, warranty extensions) are on file with NHTSA for the 2012 Audi A6. The 10 most recent:
This bulletin provides information when the horn sound quality is poor.
TSB_2074436_3 · Service Bulletin/Repair Instructions · issued Aug 26, 2026
This bulletin provides information for all models regarding brake sounds.
TSB_2069904_3 · Service Bulletin/Repair Instructions · issued Aug 21, 2026
This bulletin provides information on the zirconium insercts in the brake piston (ceramic brakes only).
TSB_2069078_4 · Service Bulletin/Repair Instructions · issued Aug 21, 2026
This bulletin provides information when there is a paint issue on alloy wheels.
TSB_2079732_2 · Service Bulletin/Repair Instructions · issued Aug 11, 2026
This bulletin provides information about the general approach for brake vibration concerns.
TSB_2075120_3 · Service Bulletin/Repair Instructions · issued Aug 11, 2026
This bulletin provides information on the GFF test plan required for AC compressor replacements regardless of the concern.
TSB_20741717_15 · Service Bulletin/Repair Instructions · issued Aug 11, 2026
This bulletin provides information when there is an ABS/ESC speed sensor implausible signal.
TSB_2072304_4 · Service Bulletin/Repair Instructions · issued Aug 11, 2026
This bulletin provides a statement regarding the bottleneck of supply for VW approved oil types VW 504.00 and VW 507.00.
TSB_2082846_1 · Service Bulletin/Repair Instructions · issued Jul 27, 2026
This bulletin provides information when there is a film/visible rings on the clear glass cover of the headlight when the dipped beam is switched on.
TSB_2073282_1 · Service Bulletin/Repair Instructions · issued Jul 9, 2026
This special notice is to inform dealers to return the parts listed if it meets the criteria provided.
SM 01-2026 · Other · issued Jul 9, 2026
TSBs are repair guidance manufacturers send to dealers — they are not recalls and repairs are not automatically free. Full documents are available on NHTSA’s site.
Safety recalls
The 2012 Audi A6 has 8 NHTSA recall campaigns — recall repairs are free at franchised dealers regardless of the vehicle’s age.
Check whether your specific vehicle is affected
Recall campaigns often cover only certain VIN ranges. Enter your VIN on the official NHTSA site to confirm whether your vehicle is included and whether the repair is still open.
Check VIN on NHTSA →Buying a used 2012 Audi A6?
- · Decode the seller’s VIN with our free VIN decoder to confirm the exact year, engine and trim.
- · Check for unrepaired recalls by VIN on NHTSA’s official lookup — recall repairs are free.
- · Among complaints with usable mileage, the median reported incident mileage was 69,000 miles. This does not predict when a particular vehicle will develop a problem.