Toyota Avalon Hybrid 2021–2022 — technical service bulletin
Bulletin 22TC05 Dealer Pa · NHTSA communication 10220206 · issued Aug 29, 2022
Technical service bulletin
communication type
Engine and Engine Cooling
component
2021–2022
model years
8
vehicle entries
Official summary
DP: The subject vehicles may have been equipped with an engine containing an incorrectly manufactured Crankcase Case Vent. If the engine is equipped with an incorrectly manufactured Crankcase Case Vent, the vehicle may release crankcase emissions
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.