Ford Contour 1999–2000 — technical service bulletin
Bulletin 04104 · NHTSA communication 10008993 · issued May 21, 2004
Technical service bulletin
communication type
Electrical System
component
1999–2000
model years
6
vehicle entries
Official summary
Malfunction indicator lamp illuminated with diagnostic trouble code p0420 and/or p0430/ 2.5l engine only. *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.