Volkswagen Jetta 2016–2018 — technical service bulletin
Bulletin V211901_2054397 · NHTSA communication 10159819 · issued May 8, 2019
Technical service bulletin
communication type
Engine and Engine Cooling
component
2016–2018
model years
3
vehicle entries
Official summary
Oil leak at oil inlet hose of turbocharger. 1.4L (CZTA) engine only.
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.