Ford Contour 1997–1999 — technical service bulletin
Bulletin 041516 · NHTSA communication 10011161 · issued Aug 9, 2004
Technical service bulletin
communication type
Electrical System
component
1997–1999
model years
5
vehicle entries
Official summary
Malfunction indicator lamp (mil) illuminated with diagnostic trouble code(s) p0420 and/or p0430. *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.