Toyota Highlander 2004 — technical service bulletin
Bulletin 00405 · NHTSA communication 10015531 · issued Feb 9, 2005
Technical service bulletin
communication type
Engine and Engine Cooling
component
2004
model years
1
vehicle entries
Official summary
Malfunction indicator lamp (mil) on with diagnostic trouble code (dtc) p0031, p0051, p2238 and/or p2241. *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.