Toyota Tacoma 2012 — technical service bulletin
Bulletin 20TC01 renotific · NHTSA communication 10206536 · issued Dec 22, 2022
Technical service bulletin
communication type
Engine and Engine Cooling
component
2012
model years
1
vehicle entries
Official summary
Renotification Postcard: There is a possibility that moisture in the air may cause a filter in the vehicle emissions system to degrade. This degradation could cause damage to other parts of the vehicle emission system and illuminate the check engine light (Malfunction Indicator Light).
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.