Nissan Altima 2003–2005 — technical service bulletin
Bulletin 04063 · NHTSA communication 10007903 · issued May 24, 2004
Technical service bulletin
communication type
Electrical System
component
2003–2005
model years
5
vehicle entries
Official summary
Malfunction indicator light p0340 / p0345 (cmp sensor) and/or engine is hard to start when warm.*mr
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.