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Service bulletins for the 2020 Audi A8

A bulletin is a manufacturer's communication to its dealers, as NHTSA indexes it. The summary is NHTSA's. The document is the manufacturer's: read it at NHTSA. A bulletin is not a recall, and listing a model year does not mean every vehicle of it is concerned.

1291 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Bulletins, newest first
A9124922068573_42025-01-07. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when the rear parking sensor sometimes does not work, rear parking sensor loose, rear parking sensor fault message.
A9124912073866_22025-01-07. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when online map updates cause an error message in the MMI with MIB2+.
A9024572074688_32025-01-07. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when driver assistt systems (parking aid, maneuver assist, rear cross-traffic assist) not working (DTC U111000, U112300).
A9024542055188_132025-01-07. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides informatino when the individual overhead view cameras are inoperative or the picture is blurry or fogged up; DTCs B200FFA, B127C04, C12AE02.
A9024532076264_12025-01-07. Service bulletin. ELECTRICAL SYSTEM. This TSB provides repair instructions for the overhead view camera, generatoin 3.
A9024502070020_52025-01-07. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when the Audi virtual cockpit display has semi-circular marks on edges of the display.
A8724952041717_122025-01-07. Service bulletin. UNKNOWN OR OTHER. This bulletin provides information when a GFF test plan required for A/C compressor replacements regardless of concern.
A8724932076287_12025-01-07. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when the control functions in the vehicle are restricted.
A6924202058455_72025-01-07. Service bulletin. STRUCTURE:BODY. This bulletin provides information when the front seat belt is twisted.
A6624152046229_52025-01-07. Service bulletin. STRUCTURE:BODY. This bulletin provides informationw hen there are optical defects, scratches, and/or chrome peeling.
A5724712055932_102025-01-07. Service bulletin. ELECTRICAL SYSTEM. This TSB provides information when there is central locking/parking brake warning, and alarm or exterior mirror issues; DTCs B122D29, B14FF29 or U122800 stored.
A5124322068999_32025-01-07. Service bulletin. STRUCTURE:BODY. This TSB provides information when there is cracked paintwork with corrosion at joint between roof and roof side member.
A4424092056386_102025-01-07. Service bulletin. WHEELS. This bulletin provides information regarding wheel alignment.
A4324012067531_62025-01-07. Service bulletin. SUSPENSION. This bulletin provides information when DTCs B200FF0 to B200FF5 stored in the J775 suspension control unit.
A2724842074729_22025-01-07. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information in circumstances where there are noises/vibration from front of vehicle in dynamic mode.
A1924742074303_62025-01-07. Service bulletin. ENGINE. This bulletin provides information when the engine overheats, red coolant temperature warning, MIL on - 4.0 ltr. V8 TFSI; P029900.
A1924732062951_42025-01-07. Service bulletin. ENGINE. This bulletin provides information when the red coolant warning lamp is on, DTCs P218100, P017B00, P017C00, and/or P017E00 are stored in the ECM.
A0124482014753_132025-01-07. Service bulletin. ENGINE. This bulletin provides information when the MIL is on; DTCs for misfire, air/fuel ratio imbalance, or lean fuel system stored in the ECM P030000.
A0024012076404_12025-01-07. Service bulletin. UNKNOWN OR OTHER. This TSB provides a deployment overview for customer service packages, MLB, and MQB for MIB3/connectivity box/OCU3/LSR.
Dealer 27BQ_REV72024-12-04. Service campaign. UNKNOWN OR OTHER. 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.
Circular 27BQ_REV72024-12-04. Service campaign. UNKNOWN OR OTHER. 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.
A9624112059201_82024-12-04. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when high beam assist, or traffic sign detection limited, DTC C12B3FD may be stored in the DAS control module.
A9624072056019_32024-12-04. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when the anti-theft alarm activates for no reason, or when the anti-theft alarm does not activate.
A9324342074808_22024-12-04. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides service-info relating to lithium-ion high-voltage batteries; determining energy content.
A9124872024323_112024-12-04. Service bulletin. ELECTRICAL SYSTEM. This TSB Provides information when parking assistance provides false warnings.

The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.