WenmarOpen by Wenmar Pro

Service bulletins for the 2020 Audi Q3

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.

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

By type

By component

By trouble code

By topic

Bulletins, newest first
A4421822056386_52021-06-03. Service bulletin. EQUIPMENT ADAPTIVE/MOBILITY:VEHICLE CONTROLS:STEERING. This bulletin contains instructions for when the vehicle pulls to one side or the steering wheel is crooked.
AWA-17-122021-05-10. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL; ENGINE AND ENGINE COOLING:EXHAUST SYSTEM:EMISSION CONTROL. For Audi 3.0 L TDI Generation 2.1 SUV vehicles repaired by the emissions modification recall, the following warranty extension is applicable. ?Extended Emissions Warranty? Limited Warranty Extension The Limited Warranty Extension is applicable to 3.0L TDI vehicles Generation 2.1 SUV with engine code CNRB.
A9621672062888_22021-05-06. Service bulletin. LANE DEPARTURE. This bulletin contains a software update for when the lane department system and/or the steering wheel vibration deactivate themselves after an ignition cycle. No relevant DTCs stored.
A4821992063153_12021-05-06. Service bulletin. STEERING. This bulletin states to delete the DTC and release the vehicle if DTC C10AC07 is stored in the power steering control module with one of the following symptom codes 24320, 24321, 24322, 24323, 24324, or 24325.
ELSAallignAudi2021-05-06. Service bulletin. ELECTRICAL SYSTEM. Elsa2Go campaign information is now 100% aligned with ElsaPro. This update to Elsa2Go ensures that both systems are displaying the same campaign information, including OPEN/CLOSED status, repair date as well as criterions at the same time without any discrepancy.
A9021982059335_22021-05-06. Service bulletin. ELECTRICAL SYSTEM: INSTRUMENT CLUSTER/PANEL; ELECTRICAL SYSTEM. This bulletin contains information on noises from the instrument cluster installation area.
A9021002032113_52021-05-06. Service bulletin. EQUIPMENT. This information bulletin contains a background on the outside air temperature reading.
A9121902056558_22021-05-06. Service bulletin. ELECTRICAL SYSTEM:SOFTWARE; ELECTRICAL SYSTEM. This informational bulletin contains software update instructions for MIB2+ systems.
A6421792047061_32021-05-06. Service bulletin. EQUIPMENT:OTHER:LABELS. This bulletin contains a cleaning procedure from leftover residue from suction cups or labels.
A5721752022032_92021-05-06. Service bulletin. LATCHES/LOCKS/LINKAGES; ELECTRICAL SYSTEM. This technical service bulletin provides troubleshooting information for the vehicle locking system.
A5521542062730_12021-05-06. Service bulletin. EQUIPMENT. This bulletin explains why the compartment lid cannot be closed using the buttons on the key sometimes.
A9121862062713_12021-04-06. Service bulletin. EQUIPMENT. This bulletin contains repair instructions for when there is radio static when the rear heater is active.
A9021972062368_12021-04-06. Service bulletin. ELECTRICAL SYSTEM. This bulletin contains a software update for when the trip odometer sporadically resets to zero.
A9421362023322_32021-04-06. Service bulletin. EXTERIOR LIGHTING. This informational bulletin contains information on the different shading of LED headlights.
A8021112062583_12021-04-06. Service bulletin. EQUIPMENT. This bulletin contains instructions for addressing an insufficient or uneven heating performance from the HVAC system.
A9121802062466_12021-04-06. Service bulletin. ELECTRICAL SYSTEM. This informational bulletin contains instructions about Apple Carplay cannot be started with Wi-Fi.
A1321132062387_12021-04-06. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin contains instructions for determining if a repair is needed when coolant touches a poly V-belt and/or a toothed belt.
A9121782050565_32021-04-06. Service bulletin. ELECTRICAL SYSTEM. This bulletin contains general software update instructions for vehicles with PR Code 7UH.
A9121762037809_82021-04-06. Service bulletin. EQUIPMENT. This informational bulletin contains instructions about updating the navigation map.
A6021502056944_62021-04-06. Service bulletin. STRUCTURE. This bulletin contains repair instructions for when the customer sees water drip from the headliner area.
A4821942057796_22021-04-06. Service bulletin. STEERING. This informational bulletin states that the vehicle is operating as designed when it pauses for a short period of time after a Start/Stop event and the power steering assist is delayed.
A1921122061918_22021-04-06. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin provides guidance on diagnosing a coolant light concern with normal coolant level in the tank.
A0121002058309_52021-04-06. Service bulletin. ENGINE AND ENGINE COOLING. This bulletin contains a software update for when DTC P001100 and/or P030100, P030200, P030300, P030400 are stored in the ECM with potential misfiring.
Dealer 96H52021-03-04. Service bulletin. ENGINE AND ENGINE COOLING. In the event of a catalytic converter failure, which could negatively impact tailpipe emissions, existing diagnostics may not properly illuminate the check engine light (MIL) due to an error identified with Rear O2 Sensor monitoring. Additionally, under certain conditions it is possible that a diagnostic anomaly may occur during the initial drive cycle when coming to a stop, potentially causing the Start/Stop system to not operate as intended. In such a case the engine may go into limp mode, a condition where the vehicle can still be driven but with restricted RPM, accompanied by illumination of the check engine light (MIL).
Circular 96H52021-03-04. Service bulletin. ENGINE AND ENGINE COOLING. In the event of a catalytic converter failure, which could negatively impact tailpipe emissions, existing diagnostics may not properly illuminate the check engine light (MIL) due to an error identified with Rear O2 Sensor monitoring. Additionally, under certain conditions it is possible that a diagnostic anomaly may occur during the initial drive cycle when coming to a stop, potentially causing the Start/Stop system to not operate as intended. In such a case the engine may go into limp mode, a condition where the vehicle can still be driven but with restricted RPM, accompanied by illumination of the check engine light (MIL).

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