Service bulletins for the 2021 Audi e-tron
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.
1220 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
| SM 74-2021 | 2021-10-06. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This special notice is to inform dealers to return the parts listed if it meets the criteria provided. |
|---|---|
| A5521602064476_2 | 2021-10-05. Service bulletin. ELECTRICAL SYSTEM; LATCHES/LOCKS/LINKAGES; EQUIPMENT. This bulletin states to replace the rear lid closing assist motor when DTC B113E29, B12E015, and/or B113E07 are present with one of the conditions. |
| A9121342018187_1 | 2021-10-05. Service bulletin. EQUIPMENT. This bulletin contains inspection guidelines for radio interference that causes noises in the speaker. |
| A6021552056944_7 | 2021-10-05. Service bulletin. STRUCTURE. This bulletin contains repair instructions for when the customer sees water drip from the headliner area. |
| A4521212064586_1 | 2021-10-05. Service bulletin. ELECTRICAL SYSTEM. This bulletin states to clear DTC P060700 when the vehicle is started, a red warning lamp and the ABS/ESC warning lamps light up briefly. |
| A1921232064025_2 | 2021-10-05. Service bulletin. ELECTRICAL SYSTEM. This bulletin contains repair instruction for when the HV battery charges slowly. |
| A9121332064292_1 | 2021-10-05. Service bulletin. EQUIPMENT. This bulletin contains repair instructions for when adjusting the MMI volume via the steering wheel controls, the volume sporadically and unintentionally goes all the way to min or max. |
| A9121312061028_3 | 2021-10-05. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This bulletin explains and troubleshoots when Audi connect does not have a green SOS light. |
| A9121302062115_6 | 2021-10-05. Service bulletin. EQUIPMENT:ELECTRICAL. This bulletin contains instructions for when the nav files are corrupted during an update. |
| A9121282063502_2 | 2021-10-05. Service bulletin. EQUIPMENT:ELECTRICAL. This bulletin contains a software update that addresses DTC B200FF9 with various driver assist malfunction messages. |
| A9121262064429_1 | 2021-10-05. Service bulletin. BACK OVER PREVENTION: SENSING SYSTEM: CAMERA. This bulletin states to create a PSS record for when the star button is programmed to the front camera views and is lost after a bus sleep cycle. |
| A8721162041717_7 | 2021-10-05. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. This informational bulletin details on how to get a GFF test plan for A/C compressor replacements. |
| A6921692056406_2 | 2021-10-05. Service bulletin. AIR BAGS. This bulletin contains instructions for when the airbag warning is illuminated and DTC B13BCF2 is stored. |
| A5521592064476_1 | 2021-10-05. Service bulletin. EQUIPMENT:ELECTRICAL. This bulletin states to replace the rear lid closing assist motor when DTC B113E29 is present with one of the conditions. |
| A4821102064018_2 | 2021-10-05. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; STEERING. This bulletin contains a software update to address a red steering warning light with DTC C10AC07 stored. |
| A0121102028842_3 | 2021-10-05. Service bulletin. EQUIPMENT:ELECTRICAL. This informational bulletin gives instructions for identifying chip tuning. |
| A0021522064248_1 | 2021-10-05. Service bulletin. ELECTRICAL SYSTEM. This informational bulletin states that while using the diagnostic tester the traction, brake and ABS lights may start flashing simultaneously. This is normal. |
| A4821092028220_9 | 2021-09-03. Service bulletin. EQUIPMENT. This technical service bulletin informs the reader that damage to the appearance of the leather steering wheel caused by outside influence is not covered under warranty. |
| A9121212064246_1 | 2021-09-03. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT:ELECTRICAL. This bulletin contains information on how addressing the Bluetooth/address book download. |
| A9121202051720_4 | 2021-09-03. Service bulletin. EQUIPMENT:ELECTRICAL. This bulletin contains instructions for submitting a customer registration form for the Audi phone box to the customer's Mobile Network Operator. |
| A6921682056421_4 | 2021-09-03. Service bulletin. AIR BAGS: AIR BAG/RESTRAINT CONTROL MODULE; EQUIPMENT. This informational bulletin contains instructions on when DTC B101C07 is stored in the airbag control module/ safety computer. |
| A4521202061908_2 | 2021-09-03. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; SUSPENSION; ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. This bulletin contains a software update that addresses a yellow warning lamp and several warning messages in the instrument cluster. |
| A9121172062266_2 | 2021-09-03. Service bulletin. ELECTRICAL SYSTEM. This bulletin states to create a PSS record when last destinations, favorites, and home/work addresses are sporadically lost. |
| A9121162061257_2 | 2021-09-03. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE. This bulletin contains instructions regarding Audi connect software failures and how to resolve it. |
| A4421832056386_6 | 2021-09-02. Service bulletin. STEERING: STEERING WHEEL/HANDLE BAR; EQUIPMENT; EQUIPMENT ADAPTIVE/MOBILITY. This bulletin contains instructions for when the vehicle pulls to one side or the steering wheel is crooked. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.