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Service bulletins for the 2019 Audi A6

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.

1481 on file from NHTSA, as of 2026-10-19.

About P0303 on the 2019 Audi A6: 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: P0303 are shown. Show all

Bulletins, newest first
A0124212069038_52024-06-25. Service bulletin. ENGINE. This bulletin provides information when the MIL is illuminated, cylinder misfires; P0300, P0301, P0302, P0303, P0304, P0305, P0306
A0124212069038_52024-06-25. Service bulletin. ENGINE. This bulletin provides information when the MIL is illuminated, cylinder misfires; P0300, P0301, P0302, P0303, P0304, P0305, P0306
A0123912069038_52023-12-06. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This bulletin provides information for when the MIL is illuminated, DTCs P0300, P0301, P0302, P0303, P0304, P0305, P0306.
A0123802069038_42023-11-06. Service bulletin. ENGINE AND ENGINE COOLING. This bulltin provides information for when the MIL, cylinder misfires, DTCs P0300, P0301, P0302, P0303, P0304, P0305, P0306.
A0123612069038_32023-08-04. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information for when the MIL is on and DTCs P0300, P0301, P 0302, P0303, P0304, P0305, or P0306 may be stored.
A0123352069038_22023-02-07. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides instructions for when the MIL illuminated, and one or more DTCs may be stored; DTC P0300, P3031, P0302, P0303, P0304, P0305, P0306.
A0122312069038_12023-01-06. Service bulletin. EQUIPMENT:ELECTRICAL. software update is available for instances where the MIL is illuminated with one of the following DTCs: P0300, P0301, P0302, P0303, P0304, P0305, P0306.
A0121002058309_52021-04-06. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin contains a software update for when DTC P001100 and/or P030100, P030200, P030300, P030400 are stored in the ECM with potential misfiring.
A0120922058309_42020-11-05. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ENGINE. This bulletin contains a software update for when DTC P001100 and/or P030100, P030200, P030300, P030400 are stored in the ECM with potential misfiring.

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