Toyota Tercel 1995–1996 — technical service bulletin
Bulletin 971212EG006 · NHTSA communication 54455 · issued Dec 12, 1997
Technical service bulletin
communication type
Engine and Engine Cooling
component
1995–1996
model years
3
vehicle entries
Official summary
Engine control module (ecm) logic has been revised to prevent unnecessary m.i.l "on" conditions at high altitudes with diagnostic trouble codes (dtc) po130 and p0133, on vehicles operating at high altitudes. *yc
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.