Posted by Bill E on August 18, 2008, 10:17 am, in reply to "Re: '93 Rangy - Rough idle after new fuel pump."
203.59.11.246

G'day Ned I replaced the filter on the weekend, it did improve idle and power. I didn't check the pressure regulator, not sure where it is, and didn't bleed any air from blind fuel rail and can't find any reference on "Bleeding" procedure. Bill --Previous Message-- : Hi Bill E, did you replace the fuel filter. : There might be some crap there after being : disturbed. Also the pressure regulator might : have some crap stuck in it. : If you have the Thor inlet manifold, you : will need to bleed the air out of the : "blind" fuel rail. : : Ned : : --Previous Message-- : Installed a new fuel pump same as VP holden : 2 : weeks ago, after which idle has been rough, : idle revs are right down, top end power is : down i.e. used to cruise at 100Kph at just : over 2000 revs now same revs produce about : 70Kph. : : I have checked modified pump elect : connections were as original (Checked : rotation and that pump was pumping before : installing. : : Can smell petrol fumes when I exit the : vehicle,seems like it could be running rich. : : I have replaced seal to where pump goes into : tank, so no leaks at that point. : : Any clues .. anyone?? : : Thanks in advance for any help. : : : : :