Service bulletins for the 2021 Audi SQ8
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.
1186 on file from NHTSA, as of 2026-10-19.
By type
By component
By trouble code
| A6621782065001_1 | 2021-12-07. Service bulletin. STRUCTURE:BODY:DOOR. This bulletin states to replace the front door trim if there is a visible gap between the door trim and door panel. |
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| A6621762064998_1 | 2021-12-07. Service bulletin. STRUCTURE:BODY:DOOR. This bulletin contains repair instructions for when the wheel arch trim on the rear door is loose. |
| A1921252065040_1 | 2021-12-07. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM:PUMP. This informational bulletin states to check for fluid or residue in the control line when a coolant pump is replaced, this indicates if further repairs need to be undertaken. |
| A9021222064983_1 | 2021-12-07. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. This bulletin states to replace the instrument cluster when there is a colorful vertical line (pixel error) in the Audi virtual cockpit. |
| A5721862058452_3 | 2021-12-07. Service bulletin. VISIBILITY:DEFROSTER/DEFOGGER/HVAC SYSTEM:REAR WINDOW. This bulletin contains repair instructions for when the rear window defog button will light up and then turn off. |
| A4821132063528_2 | 2021-12-07. Service bulletin. ENGINE. This bulletin contains instructions for addressing intermediate shaft noises that are heard in the engine compartment. |
| A4821122064018_3 | 2021-12-07. Service bulletin. EXTERIOR LIGHTING:HAZARD FLASHING WARNING LIGHTS:UNIT. This bulletin contains a software update to address a red steering warning light with DTC C10AC07 stored. |
| A9121472061625_3 | 2021-12-07. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL. This bulletin states to create a PSS record when the message "SOS - Emergency call malfunction, please contact service" is displayed in the instrument cluster and DTCs B129B11 and B239C11 are stored in the control module for emergency call module and communication unit. |
| A9021212060332_4 | 2021-12-07. Service bulletin. ELECTRICAL SYSTEM. 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. |
| A9021192061689_2 | 2021-12-07. Service bulletin. ELECTRICAL SYSTEM:ADAS:PARKING ASSIST:SOFTWARE. This bulletin states to create a PSS record when the acoustical and optical parking aid are unavailable with DTC B107A16 stored. |
| A9121462063702_3 | 2021-11-05. Service bulletin. UNKNOWN OR OTHER. This bulletin states to create a PSS when the MMI display turns blue. Workaround provided. |
| A9121442062942_3 | 2021-11-05. Service bulletin. UNKNOWN OR OTHER. This bulletin states to create a PSS record when the detailed interaction map flickers. |
| A9121432063502_3 | 2021-11-05. Service bulletin. ELECTRICAL SYSTEM:ADAS:DRIVER MONITORING:SOFTWARE; UNKNOWN OR OTHER. This bulletin contains a software update that addresses DTC B200FF9 with various driver assist malfunction messages. |
| A9121422062266_3 | 2021-11-05. Service bulletin. UNKNOWN OR OTHER. This bulletin states to create a PSS record when last destinations, favorites, and home/work addresses are sporadically lost. |
| A9121412064818_1 | 2021-11-05. Service bulletin. EQUIPMENT:ELECTRICAL:INFOTAINMENT:BLUETOOTH/WIFI; UNKNOWN OR OTHER. This bulletin contains repair instructions for when it is not possible to establish a bluetooth connection with DTC U110300. |
| A9121402063702_2 | 2021-11-05. Service bulletin. SERVICE BRAKES, ELECTRIC:SOFTWARE/PROGRAMMING; FORWARD COLLISION AVOIDANCE: CRASH IMMINENT BRAKING. This bulletin states to create a PSS when the MMI display turns blue. Workaround provided. |
| A6921722063398_2 | 2021-11-05. Service bulletin. UNKNOWN OR OTHER. This informational bulletin outlines what is damage due to outside influence on a seat belt. |
| A9121382064681_1 | 2021-11-05. Service bulletin. EQUIPMENT. Informational TSB detailing why the mobile device sometimes cannot be charged wirelessly. |
| A9021152064692_1 | 2021-11-05. Service bulletin. ELECTRICAL SYSTEM. This bulletin contains a workaround for DTC U131C00 and the HUD not turning on with "The selected system is currently unavailable" message and 12V battery might be drained periodically. |
| A9021142064683_1 | 2021-11-05. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This bulletin contains instructions for DTC B200049 when the Audi virtual cockpit is blank. |
| DC 20210928 | 2021-10-06. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Dealer Communication - Vehicle Sales Reporting, Reinstatement, and Audit Policy Update - Effective September 30, 2021 |
| A9421442059217_2 | 2021-10-06. Service bulletin. EXTERIOR LIGHTING; ELECTRICAL SYSTEM. This bulletin contains instructions for when the hazard warning lights activate on their own and may not be able to be turned off. |
| 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. |
| 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. |
The summaries are NHTSA's. Each bulletin's page links NHTSA's copy of the manufacturer's document.