Toyota Corolla 2009–2010 — technical service bulletin
Bulletin SB-0165-10 REV1 · NHTSA communication 10036988 · issued Jun 29, 2010
Technical service bulletin
communication type
Power Train
component
2009–2010
model years
4
vehicle entries
Official summary
Toyota: on 2009-2010 corolla/matrix vehicles a service engine soon light is on for a small emissions leak. This is a problem with the engine control module. *rm
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.