Nissan Maxima 2004 — technical service bulletin
Bulletin 04028A · NHTSA communication 10005976 · issued Mar 24, 2004
Technical service bulletin
communication type
Electrical System
component
2004
model years
2
vehicle entries
Official summary
Malfunction indicator lamp on with diagnostic trouble code p1031, p1051, p1148, p1168 (a/f sensor heater / closed loop) on 5 speed automatic transmissions only. (this version supersedes ntb04-028.) *tt
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.