Nissan 200SX 1995–1996 — technical service bulletin
Bulletin NTB97008 · NHTSA communication 51295 · issued Feb 12, 1997
Technical service bulletin
communication type
Vehicle Speed Control
component
1995–1996
model years
4
vehicle entries
Official summary
If a vehicle experiences a mil "on" and dtc p0505 stored in the electronic control module- due to a reverse in polarity of the iacv-aac valve power source, normal operation of the iacv-aac valve may be affected causing the mil to activate. *jd
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.