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Service bulletins for the 2020 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.

1291 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Only bulletins with component: Electrical system are shown. Show all

Bulletins, newest first
A9122132053776_82022-08-04. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This bulletin provides a software update to address DTC C12EBF1 or DTC C12EB92.
A5322052043016_32022-08-03. Service bulletin. ELECTRICAL SYSTEM:PROPULSION SYSTEM: CABLES:FASTENER/CONNECTOR; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. This bulletin contains repair information for when there area cables visible in the passenger compartment of the vehicle.
A4322652067531_12022-08-03. Service bulletin. ELECTRICAL SYSTEM; SUSPENSION:FRONT:SPRINGS:AIR SUSPENSION SYSTEM; SUSPENSION. This bulletin provides steps to address DTCs B200FF0, B200FF1, B200FF3, B200FF4, and B200FF5.
A9122102057715_42022-08-03. Service bulletin. COMMUNICATION:MANUFACTURER TELEMATICS; ELECTRICAL SYSTEM; EQUIPMENT. This informational bulletin states that for DTC U101400 to not perform any repairs and that this does not affect the customer or their experience.
A4822332064018_62022-07-01. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM:SOFTWARE. This bulletin contains a software update to address a red steering warning light with DTC C10AC07 stored.
A4622332051095_72022-07-01. Service bulletin. UNKNOWN OR OTHER; ELECTRICAL SYSTEM:SOFTWARE. This informational bulletin contains instructions on how to download and use the Audi Frequency App.
DC_93K82022-06-07. Service bulletin. ELECTRICAL SYSTEM. Portable Charging Unit Default Setting and Cable
A9122012060464_22022-06-07. Service bulletin. ELECTRICAL SYSTEM. This bulletin advises to replace the electronics control module manufactured between 3/16/2019 - 5/22/2019 when sound from all sources will not play in the vehicle.
DCMobileService2022-06-07. Service bulletin. ELECTRICAL SYSTEM. Mobile Service Opportunity – Battery Module Control Unit Software 93N6 + other campaigns
A9122982063502_52022-06-07. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This bulletin contains a software update that addresses DTC B200FF9 with various driver assist malfunction messages.
A9022602061489_42022-06-07. Service bulletin. ELECTRICAL SYSTEM. This bulletin states to create a PSS record if the driver assistance systems are sporadically not working.
A4822272065871_22022-05-05. Service bulletin. STEERING; ELECTRICAL SYSTEM:SOFTWARE. The steering warning lamp may light up in the instrument cluster with a steering fault due to a software issue. This bulletin describes the steps to perform the update.
A9622772059201_52022-05-05. Service bulletin. EXTERIOR LIGHTING:HEADLIGHTS:HIGH/LOW BEAM DIMMER SWITCH; ELECTRICAL SYSTEM:SOFTWARE. This bulletin contains information for when the messages appear in the instrument cluster about the high beam assist and/or traffic sign detection with DTC C12B3FD.
A9022582059335_32022-05-05. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. This bulletin contains information on noises from the instrument cluster installation area.
DC_93K82022-05-05. Service bulletin. ELECTRICAL SYSTEM. Dealer Communication: REMINDER - 93K8 Portable Charging Unit Default Setting and Cable
A6922852062974_32022-05-05. Service bulletin. ELECTRICAL SYSTEM. This informational bulletin states to delete the DTCs and not replace parts for when there is a malfunction message and DTC B130474 and B130574 are sporadically stored.
A9022552060332_62022-04-05. Service bulletin. ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:WARNING. This bulletin contains instructions for creating a PSS record when DTC C12D5FA is stored and the driver assist systems are inoperable and a warning message is displayed.
A4822242066318_22022-04-05. Service bulletin. STEERING; ELECTRICAL SYSTEM. This bulletin describes a software update to address DTCs B200FF0 or C12A329 stored in the axle wheel steering control module.
A9022542062065_22022-04-05. Service bulletin. EQUIPMENT:ELECTRICAL; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. This bulletin states to replace the instrument cluster control module when DTCs B11E101 and B11E201 are stored in the instrument cluster and night vision respectively.
A4822232053869_52022-04-05. Service bulletin. ELECTRICAL SYSTEM. This bulletin contains repair instructions for when DTC B145504 with symptom code 7340800.
Bulletin 40S22022-04-05. Service bulletin. ELECTRICAL SYSTEM. Software Update for Active Roll Stabilization
A4822212066318_12022-04-05. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; STEERING. This bulletin provides instructions to update software to address a steering malfunction warning in the instrument cluster with DTC B200FF0 or C12A329.
A2722432066205_12022-04-05. Service bulletin. ELECTRICAL SYSTEM. This bulletin describes the procedure to update software which addresses DTC P0ADB00 in the Battery Management 2 control module.
A9022442065812_12022-03-04. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This bulletin describes a fault that may appear, and the software update process to correct this concern.
A9122742063497_22022-02-04. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This bulletin contains software updates that address various cluster concerns.

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