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Service bulletins for the 2023 Audi S8

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.

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

By type

By component

By trouble code

Bulletins, newest first
A6923922063398_32023-07-10. Service bulletin. SEAT BELTS. This bulletin provides information for when the seatbelt is hard to latch in the belt buckle.
A6923912056406_42023-07-10. Service bulletin. AIR BAGS. This bulletin provides information for when the airbag warning light is on and DTC B13BCF2 is stored in the airbag control module.
A4823492061904_52023-07-10. Service bulletin. STEERING. This bulletin provides information for when the yellow steering malfunction light is on in the cluster and DTC C110DF0 is stored in the active steering module.
A4823472066318_42023-07-10. Service bulletin. STEERING. This bulletin provides information for when there is a rear wheel steering malfunction; DTC B200FF0 or C12A329.
A4823452065871_32023-07-10. Service bulletin. STEERING. This bulletin provides information for when there is an active steering malfunction with DTC B200FF0.
A9123072064681_32023-07-10. Service bulletin. EQUIPMENT:ELECTRICAL:INFOTAINMENT; EQUIPMENT:ELECTRICAL:INFOTAINMENT:SOFTWARE; ELECTRICAL SYSTEM:SOFTWARE. This bulletin provides information for when wireless charging with the Audi Phone Box does not work.
A1023262018288102023-07-10. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin provides information on checking for debris when replacing an engine.
A4623452070679_12023-07-10. Service bulletin. SERVICE BRAKES, AIR:ANTILOCK. This bulletin provides information for when one or more DC is stored in the ABS control unit related to the parking switch; DTC C100C07 and/or C100C29.
A4823412028220_12023-07-10. Service bulletin. STEERING: STEERING WHEEL/HANDLE BAR. This bulletin provides information for instances where the steering wheel leather is damaged.
A9023302055188_62023-07-10. Service bulletin. LANE DEPARTURE: SENSING SYSTEM: CAMERA; FORWARD COLLISION AVOIDANCE: SENSING SYSTEM: CAMERA. This bulletin provides information for when the overhead view cameras are inoperative; DTCs B200FFA, B127C04, C12AE02.
A4623462034143_92023-07-10. Service bulletin. SERVICE BRAKES. This bulletin states that a TAC ticket must be opened in instances where ceramic brakes required a repair.
A9423652061922_32023-07-10. Service bulletin. EXTERIOR LIGHTING. This bulletin provides detailed information on the proper documentation of optical concerns for headlights and taillights.
A9123052068573_22023-07-10. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:SENSORS. This bulletin provides information for when the parking aid sensor bracket(s) separate from the rear bumper.
A9123022061257_32023-07-10. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This bulletin provides information for when the message "Audi connect installation: error during installation" is shown in the drop down menu of the MMI.
A9023282070020_22023-07-10. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; EQUIPMENT. This bulletin provides information for when semi circular marks appear on the edges of the virtual cockpit display.
A5723082027406_52023-07-10. Service bulletin. ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:IMMOBILIZER/PROXIMITY:KEY/SENDER. This bulletin provides information regarding the Audi advanced key.
A4023602058460_52023-07-10. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information for when DTCU112100 is found during PDI.
A2723562069747_32023-07-10. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides additional diagnostic instructions for when the vehicle does not start due to a drained 12v battery (A).
A9223352038151142023-06-06. Service bulletin. VISIBILITY:REAR WINDOW WIPER/WASHER. This bulletin provides instructions for when the washer level warning is on but the reservoir is full.
A9123962066315_22023-06-06. Service bulletin. EQUIPMENT:ELECTRICAL. This bulletin states to replace the USB interface in instances where it has become damaged or pushed in and is no longer functioning.
A9123952067843_22023-06-06. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This bulletin provides instructions to disable the configuration wizard.
A9123932064385_22023-06-06. Service bulletin. EQUIPMENT:ELECTRICAL. This bulletin provides guidance regarding the use of the Audi connect Activation card in instances when the key user cannot be set up using the MMI.
A7223462069350_12023-06-06. Service bulletin. ELECTRICAL SYSTEM; SEATS. This bulletin provides information for when the starter battery is discharged, and the vehicle cannot be started due to the front adjustment seat switch becoming jammed.
A4323722067531_22023-06-06. Service bulletin. SUSPENSION; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. This bulletin provides information for when the messages "Air suspension: system fault" or "Shock absorber system/suspension" is shown in the instrument cluster, and one or more of the following DTCs are stored B200FF0, B200FF1, B200FF3, B200FF4, B200FF5.
A4023562058460_42023-06-06. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. This bulletin advises that a small amount of coolant loss is normal. Otherwise, clean and visually inspect the coolant system in the presence of a small leak to verify if a repair is needed, and then to repair a component if it is verified to have been leaking actively.

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