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Service bulletins for the 2021 Audi A8 L e

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.

872 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
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.
A5723092063236_42023-07-10. Service bulletin. ELECTRICAL SYSTEM; LATCHES/LOCKS/LINKAGES. This bulletin provides information on the electronic lock (e-lock) and instructions for when the front and/or rear doors cannot be opened, fault messages are in the driver information system such as exit warning, central locking, or child safety lock warnings, and one or more DTC is stored B122D26, B122B13, B14FF29 in the control module for any of the four doors.
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).
A9123952067843_22023-06-06. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This bulletin provides instructions to disable the configuration wizard.
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.
A8723402068460_32023-05-05. Service bulletin. ELECTRICAL SYSTEM; VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM. This bulletin provides information for when the air conditioning system does not cool the cabin and DTCs P053000 and/or P251500 are present.
A2723522069747_22023-05-05. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides the ODIS test plan for when the vehicle doesn't start, or the ignition cannot be turned on due to a drained 12V battery (A).
A9623852059201_62023-05-05. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; ELECTRICAL SYSTEM. This bulletin contains information for when the message appears in the instrument cluster about the high beam assist and/or traffic sign detection with DTC C12B3FD.
A9123812058769_62023-04-06. Service bulletin. ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:SENSORS. This bulletin provides information pertaining to the warning message "Front/rear parking aid: sensor view restricted because of environmental factors. No obstacle warning" accompanied by one of the following DTCS B107BF0 or B10FCF0.
A9123792064681_22023-04-06. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information on some situations that may affect wireless charging
A9023152069678_12023-04-06. Service bulletin. ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:SENSORS. This bulletin provides instructions for when the acoustic and optical parking aid do not work and DTC B107A16 may be stored.
A2723512058831_72023-04-06. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This bulletin contains a software update for DTC P0CA700 or U046900.
A2723502067906_22023-04-06. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information for when the 48V battery is in a low voltage protection state and will not accept a charge; DTC P0A7D00 is logged.
A2723492058831_62023-04-06. Service bulletin. ELECTRICAL SYSTEM. This bulletin contains a software update for DTC P0CA700 or U046900.
A2723482069747_12023-04-06. Service bulletin. ELECTRICAL SYSTEM. This bulletin provides information for when the vehicle does not start due to a drained battery.
A5723012060196_42023-03-06. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. This bulletin provides instructions for when the central locking and/or door open warning is displayed in the instrument cluster.
A9623822056019_22023-03-06. Service bulletin. ELECTRICAL SYSTEM:IGNITION:ANTI-THEFT:CONTROL MODULE. This bulletin provides instructions for when the anti-theft alarm has gone off for no reason, or did not go off at all. No DTCs are stored.
A9123722052299_72023-03-06. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This bulletin provides information to address when the Audi connect "User management" screen is greyed out, and the customer cannot complete the key user pairing. OR the SOS emergency button is red or flashing read. DTCS P169A00 and U13EB00 are present in the system.
A9023042069416_12023-03-06. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This bulletin provides information for when the 12V socket and/or the cigarette lighter are not working.
A9023992069244_12023-03-06. Service bulletin. ELECTRICAL SYSTEM:ADAS. This bulletin provides instructions for when various driver assist warnings are displayed in the instrument cluster, or the intersection assist arrows flicker for a short period of time after the vehicle has been started.
A9023982069331_12023-02-07. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. This bulletin provides information on when the message "Instrument cluster: fault. Limited warning messages. Please contact workshop" DTC B200096 may be stored.
A9022842064983_52023-01-06. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. This bulletin provides directions for when there is a pixel fault in the instrument cluster.
A9722892061976_32022-12-06. Service bulletin. ELECTRICAL SYSTEM:WIRING; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This bulletin contains guidance for submitting warranty wiring repairs.

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