Nissan Altima 2004–2005 — technical service bulletin
Bulletin P5202 2004-05 Al · NHTSA communication 10178245 · issued Jul 16, 2020
Technical service bulletin
communication type
Engine and Engine Cooling
component
2004–2005
model years
3
vehicle entries
Official summary
Expiration Notification - 2.5 Liter Power Valve Dealer Announcement ***** Campaign Summary***** In 2005, Nissan launched a Voluntary Service Campaign on certain 2004 Model Year Nissan Sentra and 2004-2005 Model Year Nissan Altima vehicles equipped with 2.5 Liter engines to inspect and, if necessary, replace the power valve screws with new ones. There is a possibility that the power valve screws located in the intake manifold may become loose. If this condition occurs the Malfunction Indicator Lamp (MIL) may illuminate and unstable engine idling or power loss may occur. Parts specified for this
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.