Problems owners report
Complaints filed with NHTSA about the 2020 Audi A6, by the system named in each complaint. One complaint can name several.
- Electrical system18
- Unknown or other5
- Forward collision avoidance5
- Structure3
- Steering2
- Back over prevention2
- Service brakes1
- Seats1
- Engine1
- Fuel/propulsion system1
NHTSA ODI complaints (public domain) · updated 23 Oct 2026 · 0 injuries and 0 deaths reported
Compared with other years
NHTSA ODI complaints by model year
New York safety inspections
At its first New York inspection the 2020 Audi A6 failed the safety check 0.72% of the time — 39% less often than the average 2020 passenger car (1.18%). Median odometer at inspection: 26,238 miles.
NY DMV Vehicle Inspections (vezn-fmmk), initial inspections since Aug 2021 · how we count
Registered new in Europe in 2020
16,763 new Audi A6 cars were registered in the EU, Norway and Iceland in 2020; the largest markets were Germany (6,517), the United Kingdom (4,215), Poland (1,035).
- Average mass
- 1,858 kg
- Average CO₂
- 132 g/km (WLTP)
- Average power
- 169 kW
- Fuel type recorded
- Diesel 63% · Petrol/electric 25% · Petrol 13%
European Environment Agency, CO₂ emissions from new passenger cars · averages weighted by registrations; CO₂ is the type-approval value; fuel type as recorded at registration, where many non-plug-in hybrids appear as petrol · re-use permitted with acknowledgement
Engines
The most common engines in 2020 Audi A6 cars on Dutch roads are the 2.0 hybrid (185 kW, 248 hp), 2.0 hybrid (180 kW, 241 hp) and 2.0 hybrid (120 kW, 161 hp).
| Engine | Power | Cars |
|---|---|---|
| 2.0 hybrid | 185 kW 248 hp | 456 |
| 2.0 hybrid | 180 kW 241 hp | 66 |
| 2.0 hybrid | 120 kW 161 hp | 23 |
RDW Open Data (CC0): registered passenger cars and their fuel data · engine size rounded to 0.1 litre, net maximum power · versions with at least 20 cars
In the Netherlands
593 first registered in 2020 are on Dutch roads; 79% arrived later as imports. Median list price when new: €84,615.
Most common APK defects
- Bandenspanning niet op juiste waarde131
- Band onvoldoende profiel77
- Band(en) aanwezig met een profieldiepte van 1,6 t/m 2,5 mm55
- Dimlicht onjuist afgesteld45
- Band beschadigd28
- Ruitenwisserinstallatie geeft onvoldoende zicht17
- Mechanische delen van het remsysteem vertonen slijtage10
- Retroreflector vertoont gebrek5
Colours
RDW Open Data: registered vehicles and APK defects (CC0) · defect descriptions in the RDW's Dutch wording
In the United Kingdom
3,470 cars built in 2020 were licensed for the road at the end of 2025, and 127 more were declared off the road (SORN).
Department for Transport and DVLA, vehicle licensing statistics (table VEH0124, year of manufacture) · Open Government Licence v3.0
MOT test results in Great Britain
In 2023, 3,870 of these cars first registered in 2020 took their annual MOT test. 91% passed first time; among all cars first registered in 2020 the figure was 88%.
| Failed on | These cars | All cars from 2020 |
|---|---|---|
| Tyres | 6.0% | 4.9% |
| Brakes | 1.1% | 1.8% |
| Lamps, reflectors and electrical equipment | 1.0% | 3.0% |
| Visibility | 0.9% | 2.8% |
| Noise, emissions and leaks | 0.8% | 0.6% |
| Seat belts and supplementary restraint systems | 0.4% | 0.3% |
DVSA anonymised MOT tests and results, 2023 (Department for Transport) · Open Government Licence v3.0 · first tests only; a fix made at the test station within the hour still counts as a fail
In Finland
317 of these cars first registered in 2020 were in use in Finland on 30 Jun 2026, with an average of 95,000 km on the odometer at their last inspection.
Traficom (Finnish Transport and Communications Agency), open data on vehicles in use · CC BY 4.0
In New Zealand
51 2020 cars are on the New Zealand register; 25% arrived as used imports, 75% were sold new in New Zealand.
NZ Transport Agency Waka Kotahi, Motor Vehicle Register (March 2026) · CC BY 4.0
Crash-test ratings
NHTSA 5-star results for 2 variants; 2 of 2 rated variants score five stars overall. Rollover risk is the estimated chance of rolling over in a single-vehicle crash.
| Variant | Overall | Rollover risk |
|---|---|---|
| 2020 Audi A6 4 DR AWD | ★★★★★ | 8.9 % |
| 2020 Audi A6 4 DR FWD | ★★★★★ | 8.9 % |
- Electronic stability control
- Standard
- Forward collision warning
- Standard
- Lane departure warning
- No
- Best overall rating
- 5 / 5
NHTSA New Car Assessment Program (5-Star Safety Ratings), api.nhtsa.gov · US federal work, public domain
Fuel consumption
Official Canadian test results for 2 variants: combined 8.7–9.7 L/100 km (about 24–27 mpg US), CO₂ 205–227 g/km.
| Variant | City | Highway | Combined |
|---|---|---|---|
| A6 quattro · Mid-size · Premium gasoline | 9.8 | 7.4 | 8.7 |
| A6 quattro · Mid-size · Premium gasoline | 10.9 | 8.2 | 9.7 |
Litres per 100 km. Natural Resources Canada, Fuel consumption ratings (open.canada.ca) · Open Government Licence – Canada
Recalls in Canada
8 Transport Canada recalls for the 2020 Audi A6.
| 2025713 19 Dec 2025 | Visual System Issue: On certain vehicles, a software problem could cause the rearview camera image not to appear on the display. Canadian regulations require the rearview i… |
| 2022660 21 Nov 2022 | Electrical Issue: On certain vehicles, if you spill liquid on the rear seat, the gateway control module could be damaged. If this happens, the vehicle may enter emergenc… |
| 2022114 14 Mar 2022 | Fuel System Issue: On certain vehicles, the fuel level sender may get stuck. If this happens, the fuel gauge can show a higher fuel level than what is actually in the fue… |
| 2022022 26 Jan 2022 | Suspension Issue: On certain vehicles, the rear wheel alignment was not checked during recall 42L1 (Transport Canada Recall 2021-249). As a result, the steering could pu… |
| 2021249 26 Apr 2021 | Suspension Issue: On certain vehicles, the lock nuts for the rear trailing arm bolts may be defective. If a nut breaks, there could be sudden changes in rear wheel align… |
| 2021132 10 Mar 2021 | Airbag Issue: On certain vehicles, a problem with the instrument panel cover may cause the passenger-front airbag not to inflate properly in a crash. This could also… |
| 2020290 11 Jun 2020 | Label Issue: On certain vehicles, the tire information label includes the specifications and inflation pressure for a spare tire. As the vehicles are not equipped w… |
| 2020208 13 May 2020 | Airbag Issue: On certain vehicles, the leather-covered instrument panel may not have the correct split lines for the passenger airbag. As a result, the passenger air… |
Transport Canada Vehicle Recalls Database · Contains information licensed under the Open Government Licence – Canada
Recalls
Volkswagen Group of America, Inc. (Audi) is recalling certain 2019-2026 vehicles. Please see the recall report for a complete list of models. A software error may prevent the rearview camera image from displaying as intended. As such, these vehicles fail to comply with the requirements of Federal Motor Vehicle Safety Standard number 111, "Rear Visibility."
Volkswagen Group of America, Inc. (Audi) is recalling certain 2021 Audi S7, S6 Sedan, RS7, RS6 Avant, A6 Allroad, 2019-2021 A7, and A6 Sedan vehicles. An incorrectly labeled brake fluid cap may have been installed, which can result in the use of the wrong type of brake fluid.
Volkswagen Group of America, Inc. (Audi) is recalling certain 2020-2022 Audi S7, S6 Sedan, A6 Allroad, 2021-2022 RS7, RS6 Avant, 2019-2022 A7, and A6 Sedan vehicles. Liquid spilled in the rear seat may penetrate and cause the gateway control module to shut down.
Volkswagen Group of America, Inc. (Audi) is recalling certain 2021-2022 RS6 Avant and RS7, 2020-2022 A6 Allroad, S6 Sedan, and S7, and 2019-2022 A6 Sedan and A7 vehicles. The fuel level sender may stick, causing an inaccurate fuel level reading to be displayed on the instrument cluster.
Volkswagen Group of America, Inc. (Audi) is recalling certain 2019-2021 Audi A5 Sportback, RS5 Coupe, RS5 Sportback, S5 Sportback, 2020-2021 A4 Allroad, A4 Sedan, A5 Cabriolet, A5 Coupe, A6 Allroad, A6 Sedan, A7, A8, Q5, S4 Sedan, S5 Coupe, S5 Cabriolet, S6 Sedan, S7, S8, SQ5, 2021 Q5 Sportback, Q7, Q8, RS6 Avant, RS7, RSQ8, SQ5 Sportback, SQ7, and SQ8 vehicles. The rear axle alignment may not have been inspected after the repairs for Recall 21V-295 (42L1) were performed.
Volkswagen Group of America, Inc. (Audi) is recalling certain 2021 Q7, Q8, Q5 Sportback, SQ5 Sportback, RS6 Avant, RS7, RS Q8, 2020-2021 Audi S6 sedan, Q5, A8, S8, A7, A6 Allroad, A5 Cabriolet, A4 sedan, A4 Allroad, SQ5, S7, A6 sedan, S5 coupe, S4 sedan, S5 Cabriolet, A5 coupe, 2019-2021 RS5 coupe, A5 Sportback, S5 Sportback, RS5 Sportback vehicles. The lock nut on the trailing arm of the rear axle may break due to stress corrosion.
Volkswagen Group of America, Inc. (Audi) is recalling certain 2021 Audi RS6 Avant, RS7, 2020-2021 A6 Allroad, S6 Sedan, S7, 2019-2021 A6 Sedan, and A7 vehicles. The score line on the passenger air bag may not have been manufactured correctly.
Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2020 Audi A6, A6 Allroad and A7 vehicles. The passenger air bag may not properly deploy through the instrument panel tear seam.
Volkswagen Group of America, Inc. (Volkswagen) is recalling certain 2019-2020 Audi A6 vehicles equipped with mild-hybrid technology and 2.0TFSI engines. Moisture may enter the starter generator and cause an electrical short circuit.
Whether a recall was fixed on a particular car is known only to the manufacturer: check the VIN at nhtsa.gov/recalls.
NHTSA recalls · summaries in NHTSA's own words
Service bulletins
What Audi told its dealers about the 2020 Audi A6: known faults, fixes and updates.
| Bulletin | Summary |
|---|---|
| 11011316 | Under this service action, Audi dealers will replace the starter-alternator in affected vehicles at no cost to owners. A defective starter-alternator may inhibit start/stop functionality which could increase CO2 and other emissions while the vehicle is stopped. Emissions still remain within certification standards. Updated affected vehicle chart & owner notification letters to reflect the addition of 2021 model year. Updated affected vehicle chart & owner notification letters to reflect the addition of the next wave of vehicles. |
| 11011314 | Under this service action, Audi dealers will replace the starter-alternator in affected vehicles at no cost to owners. A defective starter-alternator may inhibit start/stop functionality which could increase CO2 and other emissions while the vehicle is stopped. Emissions still remain within certification standards. Updated affected vehicle chart & owner notification letters to reflect the addition of 2021 model year. Updated affected vehicle chart & owner notification letters to reflect the addition of the next wave of vehicles. |
| 11011307 | This bulletin provides information when high beam assist, or traffic sign detection limited, DTC C12B3FD may be stored in the DAS control module. |
| 11011303 | This bulletin provides information when the anti-theft alarm activates for no reason, or when the anti-theft alarm does not activate. |
| 11011296 | This bulletin provides service-info relating to lithium-ion high-voltage batteries; determining energy content. |
| 11011285 | This TSB Provides information when parking assistance provides false warnings. |
| 11011282 | This bulletin provides information when speaker rattles, vibrations, or audio interference is noted. |
| 11011277 | This bulletin provides information when the parking brake does not work sporadically; DTC B107BF0 or B10FCF0 stored in the driver assist systems. |
| 11011274 | This bulletin provides information when the restricted function icon for Audi Pre sense is displayed after engine starts. |
| 11011272 | This bulletin provides information when the overhead view camera (TopView) calibration fails. |
| 11011271 | This bulletin provides general information and information when the laser scanner requires readjustment. |
| 11011268 | This bulletin pertains to complaints/general information regarding SOS Emergency Assist. |
| 11011263 | This bulletin provides information regarding cleaning exterior glass. |
| 11011256 | This bulletin provides information when the DTCs B200FF0 to B200FF5 are stored in the J775 suspension control unit. |
| 11011252 | This bulletin provides information for when there are noises after selecting a gear at idlijng speed when the vehicle is stationary; noises when driving in different gears. |
| 11011249 | This TSB provides info when there is a 48V vehicle electrical system warning, DTC U046900 stored in the ECM. |
| 11011240 | This bulletin provides information about professional noise analysis with the VAS 611 015 PICO-NVH tool |
| 11009998 | This special notice is to inform dealers to return the parts listed and only order the successor parts going forward. |
| 11009990 | Under this service action, Audi dealers will replace the starter-alternator in affected vehicles at no cost to owners. A defective starter-alternator may inhibit start/stop functionality which could increase CO2 and other emissions while the vehicle is stopped. Emissions still remain within certification standards. Updated affected vehicle chart & owner notification letters to reflect the addition of 2021 model year. Updated parts table in parts section. |
| 11009989 | Under this service action, Audi dealers will replace the starter-alternator in affected vehicles at no cost to owners. A defective starter-alternator may inhibit start/stop functionality which could increase CO2 and other emissions while the vehicle is stopped. Emissions still remain within certification standards. Updated affected vehicle chart & owner notification letters to reflect the addition of 2021 model year.Updated affected vehicle chart & owner notification letters to reflect the addition of 2022 model year. |
| 11009985 | Under this service action, Audi dealers will replace the starter-alternator in affected vehicles at no cost to owners. A defective starter-alternator may inhibit start/stop functionality which could increase CO2 and other emissions while the vehicle is stopped. Emissions still remain within certification standards. Updated affected vehicle chart & owner notification letters to reflect the addition of 2021 model year. Updated parts table in parts section. |
| 11009984 | Under this service action, Audi dealers will replace the starter-alternator in affected vehicles at no cost to owners. A defective starter-alternator may inhibit start/stop functionality which could increase CO2 and other emissions while the vehicle is stopped. Emissions still remain within certification standards. Updated affected vehicle chart & owner notification letters to reflect the addition of 2021 model year.Updated affected vehicle chart & owner notification letters to reflect the addition of 2022 model year. |
| 11009983 | Vehicle Concerns Before Recall Repair Available |
| 11009967 | This bulletin provides information when there is an issue with wireless charging/wireless charging not working with Audi Phone Box. |
| 11009957 | This bulletin provides informatin on ordering replacement parts for vehicles with ConBox Low; applies to any customer complaint or DTC, including SOS malfunctions. |
NHTSA manufacturer communications (public domain)