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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
TSB_2073867_22025-06-03. Service bulletin. ENGINE. This bulletin provides information when DTC U14A00 Terminal 30 is stored in the ECM.
TSB_2071318_62025-06-03. Service bulletin. ENGINE. This bulletin provides informatino when the MIL is on, whistlingnoise, leaking air Bank 2 - DTC P2ADF00, Engine Crankcase breather.
TSB_2065960_52025-06-03. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when the display of the Audi virtual cockpit is distorted due to a broken screen.
TSB_2061904_72025-06-03. Service bulletin. STEERING. This TSB provides information when the warning message "Steering lock for active steering failed" appears.
TSB_2059891_92025-06-03. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when the restricted function icon for Audi pre sense is displayed after engine starts.
TSB_2056019_42025-06-03. 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.
TSB_2055443_22025-06-03. Service bulletin. STRUCTURE:BODY. This bulletin provides accounting instructions for noises from the headliner/noises from the panoramic sunroof.
Aucampclos0520252025-06-03. Other. UNKNOWN OR OTHER. Service Action and UPDATE Closure Notice
TSB_2077631_12025-05-03. Service bulletin. ELECTRICAL SYSTEM. This TSB provides information when the message "Engine/power nt start system: fault. Please contact workshop" appears; DTC B143C29.
TSB_2077320_22025-05-03. Service bulletin. UNKNOWN OR OTHER. This TSB is a label placement guide as required by CARB for remanufactured parts.
TSB_2031473_62025-05-03. Service bulletin. STRUCTURE:BODY. This service information TSB describes a cosmetic issue after using a car wash.
TSB_2073582_22025-05-03. Service bulletin. UNKNOWN OR OTHER. Apple CarPlay: general troubleshooting for connection complaints.
TSB_2012749_182025-05-03. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when the exterior lights have moisture accumulation.
TSB_2071893_22025-05-03. Service bulletin. SEATS. This TSB provides damage assessment guidelines for textile seat covers.
TSB_2061922_42025-05-03. Service bulletin. VISIBILITY/WIPER. This TSB provides information on proper documentation for visual complaints regarding the headlights and taillights.
TSB_2077320_12025-04-04. Service bulletin. UNKNOWN OR OTHER. This TSB is a label placement guide as required by CARB for remanufactured parts.
TSB_2077204_12025-04-04. Service bulletin. ELECTRICAL SYSTEM. This bulleitn provides information regarding Over The Air automatic online map update complaints.
TSB_2075530_22025-04-04. Service bulletin. ENGINE. This bulletin provides informatin when the engine does not run smoothly at idling speeds.
TSB_2074303_72025-04-04. Service bulletin. ENGINE. This TSB provides information when the engine overheats, red coolant temperature warning, MIL on - 4.0 ltr. V8 TFSI; P029900 .
TSB_2073284_42025-04-04. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when there is an MHEV Electrical System Fault with DTC U046900 / 34763; U002900/U002800.
TSB_2071185_22025-04-04. Service bulletin. UNKNOWN OR OTHER. This bulletin provides information regarding various comlaints related to Apple CarPlay with Apple iOS devices.
TSB_2068233_42025-04-04. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information for vehicles with MIB2+ in instances where the toolbar resets, radio station issues, blue sheen on the map, a privacy pop up, navigation not in cluster, and verious other malfunctions.
TSB_2058831_162025-04-04. Service bulletin. ELECTRICAL SYSTEM. This TSB provides info when there is a 48V vehicle electrical system warning, DTC U046900 stored in the ECM.
TSB_2056076_222025-04-04. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information when there is an SOS Malfunction with ConBox Low, "Emergency call function: fault", (DTC U142100, U153E00).
TSB_2041717_132025-04-04. Service bulletin. VISIBILITY/WIPER. This bulletin provides information regarding the GFF test plan required for A/C compressr replaements regardless of the concern.

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