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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
A9124842018187_172024-12-04. Service bulletin. STRUCTURE:BODY. This bulletin provides information when speaker rattles, vibrations, or audio interference is noted.
A9124792058769_82024-12-04. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when the parking brake does not work sporadically; DTC B107BF0 or B10FCF0 stored in the driver assist systems.
A9024472059891_82024-12-04. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when the restricted function icon for Audi Pre sense is displayed after engine starts.
A9024452069670_22024-12-04. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when the overhead view camera (TopView) calibration fails.
A9024442076026_12024-12-04. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides general information and information when the laser scanner requires readjustment.
A9024412074059_22024-12-04. Service bulletin. ELECTRICAL SYSTEM. This bulletin pertains to complaints/general information regarding SOS Emergency Assist.
A6424022020552_132024-12-04. Service bulletin. STRUCTURE:BODY. This bulletin provides information regarding cleaning exterior glass.
A4324002067531_52024-12-04. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when the DTCs B200FF0 to B200FF5 are stored in the J775 suspension control unit.
A2724832058831_152024-12-04. Service bulletin. ELECTRICAL SYSTEM. This TSB provides info when there is a 48V vehicle electrical system warning, DTC U046900 stored in the ECM.
A1924712075878_12024-12-04. Service bulletin. ENGINE. This bulletin provides information when the MIL is on, or the red coolant lamp lights up; DTC P218100 and/or P1BB400.
A1924702074303_52024-12-04. Service bulletin. ENGINE. This bulletin provides information when the engine overheats, red coolant temperature warning, MIL on - 4.0 ltr. V8 TFSI; P029900.
A1324292071114_52024-12-04. Service bulletin. ENGINE. This bulletin provides information when the engine oil level is too low, engine oil consumption is too high.
A0024992070568_32024-12-04. Service bulletin. UNKNOWN OR OTHER. This bulletin provides information about professional noise analysis with the VAS 611 015 PICO-NVH tool
A0024982075515_22024-12-04. Service bulletin. FUEL/PROPULSION SYSTEM. This bulletin advises that fuel additives are not permitted.
Dealer 27BQ_REV62024-11-06. 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 parts table in parts section.
Dealer 27BQ_REV52024-11-06. 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 2022 model year.
Circular 27BQ_REV62024-11-06. 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 parts table in parts section.
Circular 27BQ_REV52024-11-06. 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 2022 model year.
CampTip_RNA_Audi2024-11-06. Other. UNKNOWN OR OTHER. Vehicle Concerns Before Recall Repair Available
A9124732064681_52024-11-06. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when there is an issue with wireless charging/wireless charging not working with Audi Phone Box.
A9124622073580_42024-11-06. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides informatin on ordering replacement parts for vehicles with ConBox Low; applies to any customer complaint or DTC, including SOS malfunctions.
A9024382074688_22024-11-06. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides infomration related to Driver assist systems: parking aid, maneuver assist, rear cross-traffic assist not working (DTC U111000, U112300).
A9024362055188_122024-11-06. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides informatin whem the individual overhead view cameras are inoperative (picture is blurry or fogged up), DTCs B200FFA, B127C04, C12AE02.
A6924162056421_92024-11-06. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when the seat belt and pre sense warnings appear intermittently while driving; DTC B101C07 stored in the airbag module.
A5724652022032_112024-11-06. Service bulletin. STRUCTURE:BODY. This bulletin provides diagnostic information regarding the locking system.

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