WenmarOpen by Wenmar Pro

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
A9121632060474_22021-02-04. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM; EQUIPMENT ADAPTIVE/MOBILITY. This bulletin advises the technician to create a PSS record for when after a software update, with active privacy settings, e.g. "Use of vehicle position", the pop-up window is shown with every ignition cycle. Message persists even if "Do not show again" is selected.
A9421322055123_42021-02-04. Service bulletin. EXTERIOR LIGHTING. This bulletin contains repair instructions for a warning message regarding the rear lighting. There are several possible DTCs that could be stored.
A9121602061817_22021-02-04. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM. This bulletin contains a software update that addresses issues with the adaptive driving assistant and DTC C12EBF1 .
A7221312060085_42021-02-04. Service bulletin. SEATS; ELECTRICAL SYSTEM:SOFTWARE. This bulletin contains a software update that addresses the sporadic issue where the front seats move into an implausible position.
A6621682046229_22021-02-04. Service bulletin. STRUCTURE. This informational bulletin outlines proper warranty procedure for optical defects.
A4821922061904_12021-02-04. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM. This bulletin contains repair instruction for when DTC C110DF0 is stored and the yellow steering lamp is on.
A4321442061907_12021-02-04. Service bulletin. SUSPENSION; EQUIPMENT. This informational bulletin provides information regarding the permissible tolerance.
A0121962060429_22021-02-04. Service bulletin. ENGINE AND ENGINE COOLING; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. This bulletin contains instructions for when there may be a noise from the exhaust flap or there are DTCs sporadically stored in the ECM.
A9120472061029_32021-01-08. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM:SOFTWARE. This bulletin contains s software update for when the lower display flickers.
A9120422055338_42021-01-08. Service bulletin. FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL; EQUIPMENT. This informational bulletin contains information on when the Adaptive Cruise Assist on DTC C12EBF1 with symptom code 11567120.
A9020832061689_12021-01-08. Service bulletin. ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:SOFTWARE; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. This bulletin states to create a PSS record when the acoustical and optical parking aid are unavailable with DTC B107A16 stored.
A7220302060085_32021-01-08. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; SEATS. This bulletin contains a software update that addresses the sporadic issue where the front seats move into an implausible position.
A6820292056298_22021-01-08. Service bulletin. EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. This bulletin contains instructions for dealing with a noise in the dash panel around the MMI display.
A6020492054270_72021-01-08. Service bulletin. EQUIPMENT; STRUCTURE:BODY:ROOF AND PILLARS. This bulletin contains instructions for resolving a rattle noise near the central roof area.
A9120522056248_22021-01-08. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This bulletin contains a software update for when the laser scanner alignment is unsuccessful.
A9120532053997_32021-01-08. Service bulletin. VISIBILITY:WINDSHIELD WIPER/WASHER; EQUIPMENT ADAPTIVE/MOBILITY. This bulletin contains a software update for larger amount of washer fluid used.
A9120562061817_12021-01-08. Service bulletin. FORWARD COLLISION AVOIDANCE: ADAPTIVE CRUISE CONTROL; ELECTRICAL SYSTEM:SOFTWARE. This bulletin contains a software update that addresses issues with the adaptive driving assistant and DTC C12EBF1 .
A5320042043016_22021-01-08. Service bulletin. ELECTRICAL SYSTEM:PROPULSION SYSTEM: CABLES; EQUIPMENT. This bulletin contains repair instructions for when cables are hanging in view with no DTCs.
Bulletin 13H32021-01-08. Service bulletin. ENGINE; EQUIPMENT ADAPTIVE/MOBILITY. The engine may not run smoothly due to a non-optimal control of the camshaft adjuster during specific operating conditions. In rare cases, the engine may even stop running under these conditions. However, it is possible to restart the engine at any time afterwards. Internal research has shown that the issue can only occur when the engine is idling (i.e. when the vehicle is stationary or just before the vehicle comes to a stop).
A9420302055123_32021-01-08. Service bulletin. EXTERIOR LIGHTING; VISIBILITY; EQUIPMENT. This bulletin contains repair instructions for a warning message regarding the rear lighting. There are several possible DTCs that could be stored.
A5520512014055_82021-01-08. Service bulletin. EQUIPMENT; ENGINE; EQUIPMENT ADAPTIVE/MOBILITY. This bulletin contains instructions for addressing discoloration due to moisture on a new vehicle.
A3920382060169_22021-01-08. Service bulletin. ELECTRICAL SYSTEM. This bulletin contains instructions for when DTC U101300 is logged with sports differential warning lamps or messages.
A1320112061461_22021-01-08. Service bulletin. ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR:INTEGRATED STARTER(OTHER THAN PROPULSION); ELECTRICAL SYSTEM; EQUIPMENT. This bulletin contains repair instructions to address noises or a message in the DIS display.
A0020432061669_12021-01-08. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. This informational bulletin contains instructions for Audi connect before performing any MMI work.
A5020052060335_32021-01-08. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; STRUCTURE. This bulletin contains instructions for repairing water ingress into the footwell.

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