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Service bulletins for the 2021 Audi A6 allroad

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.

1070 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

Only bulletins with component: Equipment and accessories are shown. Show all

Bulletins, newest first
A4421842065160_12021-12-07. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; TIRES:TEMPORARY/EMERGENCY SPARE TIRE. This informational bulletin explains how the temporary/collapsible spare wheel inflates.
A9121412064818_12021-11-05. Service bulletin. EQUIPMENT:ELECTRICAL:INFOTAINMENT:BLUETOOTH/WIFI; UNKNOWN OR OTHER. This bulletin contains repair instructions for when it is not possible to establish a bluetooth connection with DTC U110300.
A9121382064681_12021-11-05. Service bulletin. EQUIPMENT. Informational TSB detailing why the mobile device sometimes cannot be charged wirelessly.
A9021142064683_12021-11-05. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This bulletin contains instructions for DTC B200049 when the Audi virtual cockpit is blank.
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
A5521602064476_22021-10-05. Service bulletin. ELECTRICAL SYSTEM; LATCHES/LOCKS/LINKAGES; EQUIPMENT. This bulletin states to replace the rear lid closing assist motor when DTC B113E29, B12E015, and/or B113E07 are present with one of the conditions.
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.
A9121302062115_62021-10-05. Service bulletin. EQUIPMENT:ELECTRICAL. This bulletin contains instructions for when the nav files are corrupted during an update.
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.
A5521592064476_12021-10-05. Service bulletin. EQUIPMENT:ELECTRICAL. This bulletin states to replace the rear lid closing assist motor when DTC B113E29 is present with one of the conditions.
A0121102028842_32021-10-05. Service bulletin. EQUIPMENT:ELECTRICAL. This informational bulletin gives instructions for identifying chip tuning.
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.
A9121212064246_12021-09-03. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT:ELECTRICAL. This bulletin contains information on how addressing the Bluetooth/address book download.
A9121202051720_42021-09-03. Service bulletin. EQUIPMENT:ELECTRICAL. This bulletin contains instructions for submitting a customer registration form for the Audi phone box to the customer's Mobile Network Operator.
A6921682056421_42021-09-03. Service bulletin. AIR BAGS: AIR BAG/RESTRAINT CONTROL MODULE; EQUIPMENT. This informational bulletin contains instructions on when DTC B101C07 is stored in the airbag control module/ safety computer.
A4421832056386_62021-09-02. Service bulletin. STEERING: STEERING WHEEL/HANDLE BAR; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. This bulletin contains instructions for when the vehicle pulls to one side or the steering wheel is crooked.
A9021112063913_22021-08-04. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT. This bulletin contains a software update for when the cluster's driver information system is blank.
A5721802060196_32021-08-04. Service bulletin. EQUIPMENT; STRUCTURE:BODY:DOOR:HANDLE:EXTERIOR; LATCHES/LOCKS/LINKAGES:DOORS:LATCH. This bulletin contains instructions for when the exterior door handles are binding.
A1921222046712_32021-08-04. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT; FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY:FILLER PIPE AND CAP. This informational bulletin contains guidelines for figuring out why coolant marks are present around the coolant expansion tank cap.
21AUUSMaint7212021-08-04. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Additional Maintenance Items: Rear axle, quattro Sport - Change ATF and differential oil. CHANGED "Change Fluids". Every 60,000 miles - Only: RS 5, S6, S7, SQ7, SQ8, RS Q8. Oil Capacity Chart: Changed Q7 45 TFSI 2.0L oil type to "508".
A9421432054161_32021-08-04. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; EQUIPMENT; EXTERIOR LIGHTING. This bulletin contains instructions for adjusting the matrix-design high beams.
A9121152063502_12021-08-04. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT. This bulletin contains a software update that addresses DTC B200FF9 with various driver assist malfunction messages.

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