Audi A6 2019–2021 — technical service bulletin
Bulletin A0123802069038_4 · NHTSA communication 10243947 · issued Oct 2, 2023
Technical service bulletin
communication type
Engine and Engine Cooling
component
2019–2021
model years
10
vehicle entries
Official summary
This bulltin provides information for when the MIL, cylinder misfires, DTCs P0300, P0301, P0302, P0303, P0304, P0305, P0306.
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.