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Service bulletins for the 2021 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.

1342 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Bulletins, newest first
A9020642060332_12020-09-03. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT; ELECTRICAL SYSTEM. This bulletin contains instructions for creating a PSS record when DTC C12D5FA is stored and the driver assist systems aer inoperable and a warning message is displayed.
A6920562059223_22020-09-03. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This bulletin contains information regarding the replacement of PODs components.
A0120762054893_32020-09-03. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:OIL/LUBRICATION. This bulletin contains instructions for documenting the "Please reduce Oil Level" message in the instrument cluster potentially with an Engine Warmup request.
2010-2021EngOil2020-09-03. Service bulletin. ENGINE; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. New document
Audi Part Labels2020-09-03. Service bulletin. EQUIPMENT. Recall Reminder Part Labels
A5520482060265_12020-09-03. Service bulletin. STRUCTURE. This bulletin contains repair instructions for when water is getting into the rear hinges and the shell.
A5020002060335_12020-09-03. Service bulletin. STRUCTURE. This bulletin contains instructions for repairing water ingress into the footwell.
A9320312060233_12020-08-10. Service bulletin. ELECTRICAL SYSTEM. This bulletin contains repair instructions for when the HV battery charging does not work when the timer is used. Create a PSS record if the conditions are met.
A4020132059474_22020-08-06. Service bulletin. SUSPENSION:FRONT:SHOCK ABSORBER; EQUIPMENT. This bulletin contains instructions for correcting buffer stop noise (rumbling or squeaking from the front end).
A9120842060194_12020-08-06. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM:INSTRUMENT PANEL:FUEL GAUGE:FUEL LEVEL FLOAT/SENSOR/SENDING UNIT. This bulletin states to create a PSS for when the Gas pop-up is blank.
A1720062028440_52020-08-06. Service bulletin. ELECTRICAL SYSTEM:INSTRUMENT PANEL:FUEL GAUGE:FUEL LEVEL FLOAT/SENSOR/SENDING UNIT. This informational bulletin explains when the range display is empty in the on-board computer.
21VEHCONDREP7132020-08-06. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. New Document
21TIREPRSTBL062020-08-06. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS. New Document
21TechRefGde6302020-08-06. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. New Document
21DETAILREPT7132020-08-06. Service bulletin. EQUIPMENT. New Document
21A6S6TECHREPRT2020-08-06. Service bulletin. EQUIPMENT. New Document
21A6S6CUSTDEL2020-08-06. Service bulletin. EQUIPMENT. New Document
21A6CUSTDEL07092020-08-06. Service bulletin. EQUIPMENT. Driver Assistance Section: Changed Audi Pre-sense 'City' To 'Front' REMOVED: '(if equipped)' from High Beam Assistant.
A1920042025303_12020-07-07. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin contains instructions for identifying and mixing factory fill coolants.
A9020532059889_12020-07-07. Service bulletin. ELECTRICAL SYSTEM. This bulletin contains instructions for creating a PSS when DTC C12B3FB or B200FF3 appears with an Audi Adaptive light or Adaptive Driver Assistant malfunction displayed in the instrument cluster.
A9620532059201_32020-07-07. Service bulletin. ELECTRICAL SYSTEM. This bulletin contains information for when the messaegs appear in the instrument cluster about the high beam assist and/or traffic sign detection with DTC C12B3FD.
A9020512058077_42020-07-07. Service bulletin. ELECTRICAL SYSTEM. This bulletin contains instructions for determining unexpected Audi pre sense interventions.
SM 35-20202020-07-07. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This special notice is to inform dealers to return the part number listed and only order the superseded part number going forward
A9120722037809_62020-07-07. Service bulletin. EQUIPMENT:ELECTRICAL. This informational bulletin contains instructions about updating the navigation map.
A0020382039206_32020-07-07. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This informational bulletin contains instructions on how to use the QR code in a TSB.

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