hi...
it has happened to me b4 too...
there is nothing wrong with it but usually this happens when u rev it in neutral...
never encountered it when rev till redline in gears....
I hope i'm not posting in the wrong forum.
Would like to enquire if there's any1 who has or can show me the wiring diagram for the autogauge oil pressure?
I just installed the sensor myself and would to try to diy...