Toyota Corolla 2003 — technical service bulletin
Bulletin EG01402 · NHTSA communication 10003961 · issued Aug 2, 2003
Technical service bulletin
communication type
Engine and Engine Cooling
component
2003
model years
2
vehicle entries
Official summary
Malfunction indicator light on condition with diagnostic trouble codes p0125, p0130, or p0133 in the engine control module (ecm). Revised. *tt
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.