Audi A4 2016–2018 — technical service bulletin
Bulletin A0120772045673_4 · NHTSA communication 10178813 · issued Aug 17, 2020
Technical service bulletin
communication type
Engine
component
2016–2018
model years
12
vehicle entries
Official summary
This bulletin provides instructions regarding an SVM update needed when a DTC is stored in the engine control module.
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.