Ford Crown Victoria 2003 — technical service bulletin
Bulletin 17101 · NHTSA communication 10004044 · issued Sep 1, 2003
Technical service bulletin
communication type
Electrical System
component
2003
model years
3
vehicle entries
Official summary
Malfunction indicator lamp (mil) light on and diagnostic trouble codes (dtcs) p1405 or p1406 with no other dtcs. *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.