WenmarOpen by Wenmar Pro

Service bulletins for the 2021 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.

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

By type

By component

By trouble code

Bulletins, newest first
A5123262068999_12023-02-07. Service bulletin. STRUCTURE. This bulletin provides instruction for when a customer advises that a visible line of corrosion is forming in the roof.
A4623402069078_12023-02-07. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This bulletin contains instructions for when the zirconium inserts found to be not firmly attached during service work.
A2023522065287_62023-02-07. Service bulletin. ENGINE AND ENGINE COOLING:ENGINE:ENGINE CONTROL MODULE (ECU/ECM). This bulletin provides instructions for when the MIL is on and DTC P044200 and/or P045600 is stored in the ECM.
AVIN4PIN202212222023-01-06. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM; ELECTRICAL SYSTEM. 2022 Q3 PDC sensor connector loose at rear bumper 2022 A6 PDC sensor connector loose at front or rear bumper 2021-2022 A5Noise from front door trim panel while driving 2022 Q5 ACC warning is displayed, DTC C110300 Sensor misadjusted in DA 0013 2021-2022 e-tron quattro, e-tron SB Noise from front door trim panel while driving 2020-2021 Q3 Low coolant warning in cluster, coolant level is correct 2021-2022 Q7, Q8 Check engine lamp is illuminated and DTC P05A000: Active Grille Air Shutter "A" Stuck is stored in the ECM. 2022 Q3 Check engine lamp is on, DTC (s) P010600, P023600, P023700, P023800 2020-2022 A5Rear PDC mount comes loose from rear bumper No new topics for December 2022
DC_Alternator2023-01-06. Service bulletin. ELECTRICAL SYSTEM:ALTERNATOR/GENERATOR/REGULATOR. Support for Customers Affected by Alternator Back-order
DC_RECALLS2023-01-06. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. SAFETY RECALLS, COMPLIANCE RECALLS and STOP SALES
A5722002022032102023-01-06. Service bulletin. LATCHES/LOCKS/LINKAGES:DOORS:LOCK. This technical service bulletin provides troubleshooting information for the vehicle locking system.
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.
AVIN4Pin202211032022-12-06. Service bulletin. STRUCTURE; STRUCTURE:BODY:BUMPERS; STRUCTURE:BODY:DOOR. 2022 Q3 PDC sensor connector loose at rear bumper 2022 A6 PDC sensor connector loose at front or rear bumper 2021-2022 A5 Noise from front door trim panel while driving 2022 Q5 ACC warning is displayed, DTC C110300 Sensor misadjusted in DA 0013 2021-2022 e-tron quattro, e-tron Sportback Noise from front door trim panel while driving 2020-2021 Q3 Low coolant warning in cluster, coolant level is correct 2021-2022 Q7, Q8 Check engine lamp is illuminated and DTC P05A000: Active Grille Air Shutter "A" Stuck is stored in the ECM. 2022 Q3 Check engine lamp is on, DTC (s) P010600, P023600, P023700, P023800 2020-2022 A5 Rear PDC mount comes loose from rear bumper
A9722892061976_32022-12-06. Service bulletin. ELECTRICAL SYSTEM:WIRING; EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This bulletin contains guidance for submitting warranty wiring repairs.
A9122472062466_32022-12-06. Service bulletin. EQUIPMENT; ELECTRICAL SYSTEM. This bulletin describes the ways in which a variety of Audi vehicles connect to Apple Wireless CarPlay, and the methods to troubleshoot connection concerns.
A9122462065728_42022-12-06. Service bulletin. EQUIPMENT:ELECTRICAL:INFOTAINMENT. This bulletin describes an error which may arise due to a bug in the software of a customer's phone, which causes the Apple CarPlay screen to appear blank, and for audio drop-outs.
A9122452068435_12022-12-06. Service bulletin. EQUIPMENT:ELECTRICAL:INFOTAINMENT:BLUETOOTH/WIFI. This bulletin states that due to a software malfunction in Apple iOS Version 16.0.x there are restrictions with bluetooth connection.
A9122412065485_32022-12-06. Service bulletin. EQUIPMENT:ELECTRICAL. This bulletin contains repair instructions for when there is an interference described as a whistling noise that changes notably with the engine’s RPM on a Bluetooth phone call. No relevant DTCs stored.
A4622372068629_12022-12-06. Service bulletin. SERVICE BRAKES. This bulletin provides instructions to address rattling/grinding noises from the front end.
A3822212060563_42022-12-06. Service bulletin. POWER TRAIN:AUTOMATIC TRANSMISSION. This bulletin provides instructions for when a transmission oil leak is suspected.
A9122402065728_32022-11-04. Service bulletin. EQUIPMENT:ELECTRICAL:INFOTAINMENT. This bulletin describes an error which may arise due to a bug in the software of a customer's phone, which causes the Apple CarPlay screen to appear blank, and for audio drop-outs.
A9122382068233_12022-11-04. Service bulletin. EQUIPMENT:ELECTRICAL. This bulletin states to update the software in order to resolve a variety of MMI malfunctions.
A9122372068230_12022-11-04. Service bulletin. ELECTRICAL SYSTEM; EQUIPMENT. This bulletin advises to perform the test plan "MMI Distance setting display" when this distance warning cannot be activated in the MMI.
A2022512065287_52022-11-04. Service bulletin. EQUIPMENT:ELECTRICAL. If DTC P044200 or P045600 are present, the GX36 may need to be replaced.
Q3 worksheet2022-11-04. Service bulletin. ENGINE AND ENGINE COOLING:COOLING SYSTEM. Vin-4-Pin Worksheet - Q3 - Coolant warning light on
AVIN4PIN202210142022-11-04. Service bulletin. ENGINE AND ENGINE COOLING. Q3 2020-2021 Coolant warning Lamp - Customer states they receive a low coolant waning in the cluster. Coolant level appears to be full in the reservoir Q7, Q8 2021-2022 Active Air Shutter - Check engine lamp is illuminated and DTC P05A000: Active Grille Air Shutter "A" Stuck is stored in the ECM. Q5 2022 ACC sensor misadjusted - Customer states they have an ACC warning shortly after PDI (less than 600mi on the odometer) with a misadjusted ACC sensor (DTC C110300 in diag. addr. 0013) Q3 2022 Boost pressure sensor - Check engine lamp is on, DTC (s) P010600, P023600, P023700, P023800 Q3 2022 Rear PDC sensor connector loose - Parking aid warning is displayed shortly after PDI. DTC B10F914: Right front center parking aid sensor Open circuit/short circuit to Ground (GND) may be set A6 2022 PDC sensor connector loose - Parking aid warning is displayed shortly after PDI. Either a front or rear PDC sensor is found not connected. e-tron GT 2022-2023 Noise from front door trim panel while driving or with audio playback - Video of noise before repair e-tron Quattro, e-tron Sportback 2021-2022 Noise from Front Door Trim Panel - Noise from front door trim panel while driving A5 2021-2022 Noise from Front Door speaker Grill - Noise from front door loudspeaker grille with music playback or while driving
A4022482043424_12022-11-04. Service bulletin. EQUIPMENT:OTHER:OWNERS/SERVICE/OTHER MANUAL. This bulletin contains repair information for when there is a creaking or squeaking noise from the front of the vehicle. This only occurs on uneven roads.
A3922482059759_32022-11-04. Service bulletin. ENGINE. This bulletin advises to apply silicone sealant when an engine leak is identified from the front end of the vehicle or the engine compartment.
AVIN4PIN202209062022-10-05. Service bulletin. STRUCTURE:BODY:BUMPERS. 2022 Q3 - PDC sensor connector loose at rear bumper 2022 A6 - PDC sensor connector loose at front or rear bumper 2021/2022 A6, A7, A8, Q8 e-tron quattro, etron Sportback - One of the front seat belts has become twisted 2021-2022 A5 - Noise from front door trim panel while driving 2022 Q5 - ACC warning is displayed, DTC C110300 Sensor misadjusted in DA 0013 2021-2022 e-tron quattro, e-tron Sportback - Noise from front door trim panel while driving 2020-2021 Q3 - Low coolant warning in cluster, coolant level is correct 2021-2022 Q7, Q8 - Check engine lamp is illuminated and DTC P05A000: Active Grille Air Shutter "A" Stuck is stored in the ECM.

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