Audi A5 2020–2023 — technical service bulletin
Bulletin AVIN4PIN20221014 · NHTSA communication 10225453 · issued Oct 14, 2022
Technical service bulletin
communication type
Engine and Engine Cooling
component
2020–2023
model years
15
vehicle entries
Official summary
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
Vehicles covered
What a TSB means. Technical service bulletins are repair guidance manufacturers send to dealers — they are not recalls, and repairs are not automatically free (warranty extensions are an exception worth checking). The full document is available via NHTSA’s vehicle lookup.