Nissan Altima 2009 — technical service bulletin
Bulletin NTB-09-121 · NHTSA communication 10032466 · issued Nov 3, 2009
Technical service bulletin
communication type
Engine and Engine Cooling
component
2009
model years
2
vehicle entries
Official summary
Nissan: dtc p0451 (evap control system pressure sensor performance) is stored. *pe
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.