Volkswagen Jetta 2022–2024 — technical service bulletin
Bulletin VOS-24-77 · NHTSA communication 11002879 · issued Jun 6, 2024
Technical service bulletin
communication type
Engine
component
2022–2024
model years
6
vehicle entries
Official summary
This is a notice for software changes with the ODIS diagnostic program to correct the communication DA 0001 ECM - Certification Test Group (CTG) label P0F4800: Certification test group/engine family number Not programmed or incompatible
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.