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Service bulletins for the 2013 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.

1506 on file from NHTSA, as of 2026-10-19.

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By component

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Bulletins, newest first
27 14 21 20363922022-05-02. Service bulletin. ELECTRICAL SYSTEM; STRUCTURE. The basic settings of the active engine mounts in the subframe mount control module, J931, are deactivated when work is done on either of the vehicle electrical system control modules, J519 and/or J520 (for example, when a key is programmed). As a result, the vehicle vibrates or judders when cylinders are actively switched off.
26 14 21 20360702022-05-02. Service bulletin. ENGINE AND ENGINE COOLING:EXHAUST SYSTEM. While these types of noises could be attributed to a number of components in the vehicle, misaligned front exhaust hangers may be a contributing factor.
DC_202203292022-04-05. Service bulletin. EQUIPMENT. Dealer Communication: Vehicle Sales Reporting, Reinstatement, and Audit Policy
A4022372024318112022-04-05. Service bulletin. SUSPENSION:FRONT:WHEEL BEARING. This bulletin describes the proper procedure to address a clicking or clacking noise from the wheel bearing
A1722192040644132022-04-05. Service bulletin. ENGINE AND ENGINE COOLING; ENGINE. This bulletin provides repair instructions on diagnosing and replacing a leak in the crankcase breather module.
A1722182040644122022-04-05. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin provides repair instructions on diagnosing and replacing a leak in the crankcase breather module.
A2122392044640_12022-04-05. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin contains repair instructions for when the engine cannot be started or it is difficult, there is unusual noises when accelerating and/or there is reduced engine performance.
A1722172060750_32022-04-05. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin contains instructions for using the UV additive to find engine oil leaks.
AWA 22-022022-03-04. Service bulletin. UNKNOWN OR OTHER. This Document informs dealers of a 4.0L Turbo warranty extension for 2013-2017 vehicles
A4622282051095_52022-03-04. Service bulletin. EQUIPMENT:ELECTRICAL. This informational bulletin contains instructions on how to download and use the Audi Frequency App.
A0122162033001262022-03-04. Service bulletin. ENGINE. This bulletin provides instructions on how to clean the secondary air ports if they have too much carbon and cause a restriction.
A9122752024323_92022-03-04. Service bulletin. ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:SOFTWARE; ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:SENSORS; ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:WARNING. This bulletin contains technical information regarding when the parking aid sporadically warns of obstacles that don't exist or it is inoperative/constant warning.
A4622262022584112022-02-04. Service bulletin. SERVICE BRAKES. This informational bulletin provides diagnostic information for brake conditions.
A4422872022563202022-02-04. Service bulletin. WHEELS. This bulletin provides information regarding vibrations or movement that are felt in the wheel.
A1922282025303132022-02-04. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT. This bulletin contains instructions for identifying and mixing factory fill coolants.
A1922272025303122022-02-04. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM; EQUIPMENT. This bulletin contains instructions for identifying and mixing factory fill coolants.
A4622272034181192022-02-04. Service bulletin. EQUIPMENT; SERVICE BRAKES; EQUIPMENT ADAPTIVE/MOBILITY. This technical service bulletin provides troubleshooting for brake noise.
A2121382044640112022-01-06. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin contains repair instructions for when the engine cannot be started or it is difficult, there is unusual noises when accelerating and/or there is reduced engine performance.
A4421862056386_72022-01-05. Service bulletin. STEERING; SUSPENSION. This bulletin contains instructions for when the vehicle pulls to one side or the steering wheel is crooked.
A4021312024318_12022-01-05. Service bulletin. WHEELS. This technical service bulletin provides instructions for correcting a clicking sound from the wheel bearing(s).
A4021302023187_62022-01-05. Service bulletin. STEERING. This information bulletin provides an explanation for squeaking noises heard when the steering wheel is turned or maneuvered.
A0021552011732122022-01-05. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This bulletin contains general instructions for software updates.
19J12021-12-27. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. Update Bulletin
Audi Newsletter2021-12-13. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Elso pro reminder.
Audi Newsletter2021-12-13. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. ODIS Quick Reference Guide was sent to all dealer technicians (non-corporate

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