Honda Accord 2003–2004 — technical service bulletin
Bulletin 04042 · NHTSA communication 10012640 · issued Oct 29, 2004
Technical service bulletin
communication type
Engine and Engine Cooling
component
2003–2004
model years
2
vehicle entries
Official summary
Malfunction indicator lamp (mil) comes on with diagnostic trouble codes (dtcs) (p0301 and p0305) or (p0302 and and p0306) and possible p0300. *tt update. *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.