Audi A8 2013–2018 — technical service bulletin
Bulletin ATU Powertrain · NHTSA communication 10150761 · issued Aug 13, 2018
Technical service bulletin
communication type
Equipment
component
2013–2018
model years
24
vehicle entries
Official summary
4.0T Camshaft diagnosis
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.