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Service bulletins for the 2017 Audi A4

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.

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

By type

By component

By trouble code

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

Bulletins, newest first
DCMobileService2022-06-07. Service bulletin. ELECTRICAL SYSTEM. Mobile Service Opportunity – Battery Module Control Unit Software 93N6 + other campaigns
A6922862051242_62022-06-07. Service bulletin. ELECTRICAL SYSTEM. This bulletin contains instructions for correcting DTC B1225F1.
A9022582059335_32022-05-05. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. This bulletin contains information on noises from the instrument cluster installation area.
A4822232053869_52022-04-05. Service bulletin. ELECTRICAL SYSTEM. This bulletin contains repair instructions for when DTC B145504 with symptom code 7340800.
DC_91CD_Train2022-03-04. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. 3G Turndown (91CD) Dealer Training
A9122752024323_92022-03-04. Service bulletin. ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:SOFTWARE; ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:SENSORS; ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:WARNING. This bulletin contains technical information regarding when the parking aid sporadically warns of obstacles that don't exist or it is inoperative/constant warning.
DC_3Gturndown2022-02-04. Service bulletin. COMMUNICATION; ELECTRICAL SYSTEM; EQUIPMENT. Communication: 3G Turndown – motion for Audi connect to launch next week
Dealer 91CD2022-02-04. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; COMMUNICATION. AT&T has announced its plan to discontinue its 3G network in the U.S. starting in February 2022. This will impact the Audi connect services in certain 2017-2019 model year Audi vehicles.
Circular96G2REV12022-01-06. Service bulletin. ELECTRICAL SYSTEM. Update the gateway control module software. In rare cases, a gateway control module may need to be replaced. Updated part numbers in claiming section
Dealer96G4REV12022-01-06. Service bulletin. ELECTRICAL SYSTEM. Update the gateway control module software. In rare cases, the gateway control module may require replacement. Updated gateway part numbers in claiming instructions
Circular96G4REV12022-01-06. Service bulletin. ELECTRICAL SYSTEM. Update the gateway control module software. In rare cases, the gateway control module may require replacement. Updated gateway part numbers in claiming instructions
A0021552011732122022-01-05. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This bulletin contains general instructions for software updates.
A3921452048671_52021-12-07. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. This bulletin contains instructions for when DTC U030000 appears and “All Wheel Drive Malfunction Message” is displayed in the instrument cluster.
Dealer 96G42021-12-07. Service bulletin. ELECTRICAL SYSTEM:ADAS:CONTROL MODULE. Update the gateway control module software. In rare cases, the gateway control module may require replacement.
Dealer 96G22021-12-07. Service bulletin. ELECTRICAL SYSTEM:ADAS:CONTROL MODULE. Update the gateway control module software. In rare cases, a gateway control module may need to be replaced.
Circular 96G52021-12-07. Service bulletin. ELECTRICAL SYSTEM. Update the gateway control module software. In rare cases, the gateway control module may require replacement.
Circular 96G42021-12-07. Service bulletin. ELECTRICAL SYSTEM. Update the gateway control module software. In rare cases, the gateway control module may require replacement.
Circular 96G22021-12-07. Service bulletin. ELECTRICAL SYSTEM:PROPULSION SYSTEM:CHARGING:MODULE:SOFTWARE. Update the gateway control module software. In rare cases, a gateway control module may need to be replaced.
Closure 45E32021-10-06. Service bulletin. ELECTRICAL SYSTEM. On certain Audi A4 vehicles manufactured within a specific period, a software update package for the ESP control unit and instrument cluster has been prepared - Campaign Closure Notice – Action Expiring
SM 70-20212021-10-06. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This special notice is to inform dealers to return the parts listed if it meets the criteria provided.
A9621712051239_22021-08-04. Service bulletin. STRUCTURE:BODY:DOOR; ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This bulletin contain instructions for addressing issues with the garage door remote and HomeLink.
A9121072060681_32021-07-02. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM:SOFTWARE; EQUIPMENT ADAPTIVE/MOBILITY. This bulletin contains instructions to update eligible cars from Google Earth to the new service provided by HERE.
A4821022061904_32021-07-02. Service bulletin. STEERING; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM. This bulletin contains repair instruction for when DTC C110DF0 is stored and the yellow steering lamp is on.
A4321482059665_22021-07-02. Service bulletin. SUSPENSION; ELECTRICAL SYSTEM:SOFTWARE. This bulletin contains a software update that corrects the control module configuration and addresses a warning light.
A9121042024323_82021-06-03. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:SOFTWARE. This bulletin contains technical information regarding when the parking aid sporadically warns of obstacles that don't exist or it is inoperative/constant warning.

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