N Na5.0HO New Member May 29, 2003 342 0 0 Michigan Oct 13, 2005 #1 Oct 13, 2005 #1 Just what it says guys.. my '97 GT is having a missing problem so I tried checking the pump and I seem to be getting 30psi with the key on. Is this normal or should it be around 40? Would this indicate a failing pump? Thanx guys, Jason
Just what it says guys.. my '97 GT is having a missing problem so I tried checking the pump and I seem to be getting 30psi with the key on. Is this normal or should it be around 40? Would this indicate a failing pump? Thanx guys, Jason
sgarlic Founding Member Apr 21, 2001 3,085 1 56 Oct 14, 2005 #2 Oct 14, 2005 #2 30 is normal with key-on. You wouldn't have 40 unless it was severely hot outside and your ECM raised the fuel pressure to keep from boiling in the rails.
30 is normal with key-on. You wouldn't have 40 unless it was severely hot outside and your ECM raised the fuel pressure to keep from boiling in the rails.
N Na5.0HO New Member May 29, 2003 342 0 0 Michigan Oct 14, 2005 #3 Oct 14, 2005 #3 Thanx for the info, much appreciated.