Ford Taurus 2002–2003 — technical service bulletin
Bulletin 17434 · NHTSA communication 10008296 · issued Dec 1, 2003
Technical service bulletin
communication type
Engine and Engine Cooling
component
2002–2003
model years
4
vehicle entries
Official summary
Malfunction indicator lamp (mil) on with continuous memory diagnostic trouble codes (dtc's) p0172/p0175 (system too rich). *tt
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.