i have a 2002 sunfire.it turns over but will not start .no fuel pressure with new fuel pump

Asked by Sep 05, 2014 at 05:16 PM about the 2002 Pontiac Sunfire SE Coupe

Question type: Maintenance & Repair

my car was running ruff before it died.almost started back up but died and had rotten egg
smell from exhaust .replaced fuel pump also checked electrical it s good still will not start
.pump is running fuel through rails but  no start removed regulator plenty fuel in rails but no
pressure on fuel pressure gauge.not even a hiss when i depress valve.could the fuel
pressure regulator be stuck open ?how do i test a fuel pressure regulator ?

1 Answer

146,225

http://autorepair.about.com/od/troubleshooting/qt/fuel_fpr_inspt.htm and.. http://forums.superchevy.com/chevy-high-performance/70/9260566/general-chevy-technical-discussion/bad-fuel-pressure-regulator/ ..are a couple sites that discuss that. Not Sunfire specifically but Chevy and should be close enough==== but the best one is this video: https://www.youtube.com/watch?annotation_id=annotation_1676189267&feature=iv&src_vid=aITQclp7zIE&v=peh7-pFycyc

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