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Service bulletins for the 2020 Audi Q8

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.

1325 on file from NHTSA, as of 2026-10-19.

By type

By component

By trouble code

By topic

Bulletins, newest first
A4020022058421_22020-04-02. Service bulletin. STEERING. This bulletin contains repair instructions for when there is squeaking and creaking when steering or during suspension movement.
A0120482058767_12020-04-02. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. This bulletin contains instructions for DTCs P218100, P017B00, P308100, and P01E400.
20TIREPRSCHRT032020-04-02. Service bulletin. TIRES:PRESSURE MONITORING AND REGULATING SYSTEMS. Added tire pressures for SQ7, SQ8, & RS Q8
20AUUSMnt226202020-03-05. Service bulletin. EQUIPMENT:APPLIANCE:AIR CONDITIONER. Standard Maintenance Section: Plenum chamber and water drain valves: Check for dirt. ADDED: A6 all models, A7 all models
A9120402056076_72020-03-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This bulletin contains instructions for when there is no diagnostics communication with the ConBox.
A9020392056123_22020-03-05. Service bulletin. VEHICLE SPEED CONTROL:CRUISE CONTROL; EQUIPMENT ADAPTIVE/MOBILITY. This bulletin contains information on the adaptive cruise assist function.
A5720662058555_12020-03-05. Service bulletin. STRUCTURE:BODY:TRUNK LID. This bulletin contains a software update that addresses the opening of the trunk lid with foot motion activation is inoperative.
A5720652058452_12020-03-05. 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.
A4420732056386_32020-03-05. Service bulletin. STEERING: STEERING WHEEL/HANDLE BAR. This bulletin contains instructions for when the vehicle pulls to one side or the steering wheel is crooked.
20AUUSMaint02202020-03-05. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; EQUIPMENT ADAPTIVE/MOBILITY; ELECTRICAL SYSTEM:12V/24V/48V BATTERY. Standard Maintenance Section: Connected Battery Box: ADDED: SQ7, SQ8 Additional Maintenance Items section: Fragrance Cartridges: ADDED: SQ7, SQ8 Rear axle, quattro® Sport - Change ATF and differential oil: ADDED: SQ7, SQ8 Spark plugs - Replace every 30,000 miles: ADDED: SQ7, SQ8 OIL CAPACITY CHART: ADDED: SQ7, SQ8 CHANGED: Castrol Oil to 'Audi High Performance Genuine Engine Oil'
A9420192058420_12020-03-05. Service bulletin. EQUIPMENT. This bulletin contains instructions for verifying if there is outside influence or if the technician should carry on with standard diagnosis.
A9120362055966_32020-03-05. Service bulletin. EQUIPMENT. This bulletin contains a repair script and instructions for DTC B200087.
A6920472058455_12020-03-05. Service bulletin. SEAT BELTS. This bulletin contains repair instructions for twisted seat belts.
A6920462056421_22020-03-05. Service bulletin. EQUIPMENT. This informational bulletin contains instructions on when DTC B101C07 is stored in the airbag control module/ safety computer.
A6020392056944_22020-03-05. Service bulletin. EQUIPMENT. This informational TSB explains the cause for when the customer sees water drip from the headliner area.
A4020992058421_12020-03-05. Service bulletin. EQUIPMENT. This bulletin contains repair instructions for when there is squeaking and creaking when steering or during suspension movement.
A4020012058489_12020-03-05. Service bulletin. EQUIPMENT. This bulletin contains repair instructions for when there is rumbling, squeaking, creaking or similar noises from the front end when driving on uneven roads.
20AUUSMaint01302020-02-08. Service bulletin. ELECTRICAL SYSTEM:12V/24V/48V BATTERY. Standard Maintenance Items section: ADDED to Connected box battery '(for Audi Connected Services)'
A9020372058077_32020-02-08. Service bulletin. EQUIPMENT. This bulletin contains instructions for determining unexpected Audi pre sense interventions.
20TechRefREV1242020-02-08. Service bulletin. STRUCTURE. Added A8 e & Q5 e to titles & index
A9120292053776_42020-02-08. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM:SOFTWARE. This bulletin contains a software update and test plan for DTCs C12EBF1, C12EB92, B200042 or B200047.
A9120282056076_62020-02-08. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This bulletin contains instructions for when there is no diagnostics communication with the ConBox.
A9020362058077_22020-02-08. Service bulletin. SERVICE BRAKES; EQUIPMENT. This bulletin contains instructions for determining unexpected Audi pre sense interventions.
20TIREPRESCHRT2020-02-08. Service bulletin. TIRES. Added tire pressures for rest of models
20TechReferncDoc2020-02-08. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. Added SQ7, SQ8, & RS Q8 to titles & index

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