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Service bulletins for the 2019 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.

1326 on file from NHTSA, as of 2026-10-19.

About U1228 on the 2019 Audi A8: what the code means, and the bulletins and recalls about the same components.

By type

By component

By trouble code

Only bulletins with trouble code: U1228 are shown. Show all

Bulletins, newest first
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.
A5723062055932_92023-06-06. Service bulletin. PARKING BRAKE; VISIBILITY:REARVIEW MIRRORS/DEVICES:EXTERIOR. This bulletin provides information for when the central locking/parking brake warning, or alarm sounds, or if there are exterior mirror issues. DTCs B122D29, U122800, and/or B14FF29 may be stored.
A5721782055932_82021-07-02. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; PARKING BRAKE. This bulletin contains a software update for DTC B122D29 or U122800 or to follow the Campaign.
A5721732055932_72021-03-04. Service bulletin. ELECTRICAL SYSTEM. This bulletin contains a software update for DTC B122D29 or U122800.
A5721722055932_62021-03-04. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin contains a software update for DTC B122D29 or U122800 and a potential part replacement.
A5720682055932_52020-07-07. Service bulletin. EQUIPMENT. This bulletin contains a software update for DTC B122D29 or U122800 and a potential part replacement.
A5719622055932_42020-01-08. Service bulletin. LATCHES/LOCKS/LINKAGES:DOORS:LATCH; PARKING BRAKE; EQUIPMENT. This bulletin contains a software update for DTC B122D29 or U122800 and a potential part replacement.
A5719602055932_32019-11-07. Service bulletin. ELECTRICAL SYSTEM. This bulletin contains a software update for DTC B122D29 or U122800 and a potential part replacement.
A5719592055932_22019-10-02. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM. This bulletin contains a software update for DTC B122D29 or U122800 and a potential part replacement.
A5719572055932_12019-09-09. Service bulletin. LATCHES/LOCKS/LINKAGES; ELECTRICAL SYSTEM:SOFTWARE. This bulletin contains a software update for DTC B122D29 or U122800 .

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