Toyota 4 Runner 2003–2004 — technical service bulletin
Bulletin 04804 · NHTSA communication 10011803 · issued Nov 12, 2004
Technical service bulletin
communication type
Engine and Engine Cooling
component
2003–2004
model years
6
vehicle entries
Official summary
Repair manual supplement: lev ii evap system check - diagnostic trouble code (dtc) p0441, p0442, p0446, p0451, p0452, p0453, p0455 and p0456. *nm
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.