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Service bulletins for the 2020 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.

1382 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Bulletins, newest first
A9121452056076132021-11-05. Service bulletin. COMMUNICATION:MANUFACTURER TELEMATICS; UNKNOWN OR OTHER. This bulletin contains instructions for when there is no diagnostics communication with the ConBox.
A9121432063502_32021-11-05. Service bulletin. ELECTRICAL SYSTEM:ADAS:DRIVER MONITORING:SOFTWARE; UNKNOWN OR OTHER. This bulletin contains a software update that addresses DTC B200FF9 with various driver assist malfunction messages.
A6921722063398_22021-11-05. Service bulletin. UNKNOWN OR OTHER. This informational bulletin outlines what is damage due to outside influence on a seat belt.
A6921712058455_52021-11-05. Service bulletin. SEAT BELTS. This bulletin contains repair instructions for twisted seat belts.
A3421532064848_12021-11-05. Service bulletin. POWER TRAIN. This bulletin addresses an issue where basic settings cannot be performed as DTC P17F900 is stored in the TCM.
A0121142063394_22021-11-05. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin contains instructions for clearing DTCs P023600 and P060600.
A0121132062323_22021-11-05. Service bulletin. ELECTRICAL SYSTEM. This bulletin contains repairs for a wiring issue with DTCs P010600 and P023600 with a possible MIL light and a hesitation, low power or bucking/jerking sensation while driving.
A9121382064681_12021-11-05. Service bulletin. EQUIPMENT. Informational TSB detailing why the mobile device sometimes cannot be charged wirelessly.
DC 202109282021-10-06. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Dealer Communication - Vehicle Sales Reporting, Reinstatement, and Audit Policy Update - Effective September 30, 2021
A9121362055945_72021-10-06. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This bulletin contains repair instructions for when the warning message "SOS Emergency call function deactivated" is seen in the instrument cluster.
SM 74-20212021-10-06. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This special notice is to inform dealers to return the parts listed if it meets the criteria provided.
A9421442059217_22021-10-06. Service bulletin. EXTERIOR LIGHTING; ELECTRICAL SYSTEM. This bulletin contains instructions for when the hazard warning lights activate on their own and may not be able to be turned off.
A9321552062211_22021-10-06. Service bulletin. ELECTRICAL SYSTEM. This bulletin states to create a PSS when the red battery symbol is shown in the cluster with DTC P0B1300 stored.
A9121342018187_12021-10-05. Service bulletin. EQUIPMENT. This bulletin contains inspection guidelines for radio interference that causes noises in the speaker.
A5021082061672_22021-10-05. Service bulletin. EQUIPMENT. This bulletin contains instructions to correcting a creaking noise in the floor area.
A9121312061028_32021-10-05. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This bulletin explains and troubleshoots when Audi connect does not have a green SOS light.
A9121292055945_62021-10-05. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. This bulletin contains repair instructions for when the warning message "SOS Emergency call function deactivated" is seen in the instrument cluster.
A9121282063502_22021-10-05. Service bulletin. EQUIPMENT:ELECTRICAL. This bulletin contains a software update that addresses DTC B200FF9 with various driver assist malfunction messages.
A8721162041717_72021-10-05. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. This informational bulletin details on how to get a GFF test plan for A/C compressor replacements.
A6921702064545_12021-10-05. Service bulletin. AIR BAGS. This bulletin contains instructions for when DTC B101C29 and/or B101D29 is stored in the airbag control module.
A6921692056406_22021-10-05. Service bulletin. AIR BAGS. This bulletin contains instructions for when the airbag warning is illuminated and DTC B13BCF2 is stored.
A4821102064018_22021-10-05. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; STEERING. This bulletin contains a software update to address a red steering warning light with DTC C10AC07 stored.
A0121102028842_32021-10-05. Service bulletin. EQUIPMENT:ELECTRICAL. This informational bulletin gives instructions for identifying chip tuning.
SM 68-20212021-09-03. Service bulletin. EQUIPMENT. This special notice is to inform dealers to return the parts listed if it meets the criteria provided.
A4821092028220_92021-09-03. Service bulletin. EQUIPMENT. This technical service bulletin informs the reader that damage to the appearance of the leather steering wheel caused by outside influence is not covered under warranty.

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