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Stumped on fuel problem

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hubz91talontsi

15+ Year Contributor
1,120
5
Jul 30, 2007
bentleyville, Pennsylvania
My car has been being a turd lately. I just put on a aeromotive rail, fpr and a wally 255. My fuel pressure at idle is 19-20 which causes the car to die. If i pedal the car it spikes up to 39-40. Im stumped on what could me wrong. Car did this before the new pump and fpr. Just didn't run one day. I am 100% sure its a fuel problem.
 
My car has been being a turd lately. I just put on a aeromotive rail, fpr and a wally 255. My fuel pressure at idle is 19-20 which causes the car to die. If i pedal the car it spikes up to 39-40. Im stumped on what could me wrong. Car did this before the new pump and fpr. Just didn't run one day. I am 100% sure its a fuel problem.

Im pretty sure your pressure should be set at 43 psi. Only reason the pressure should DROP is because your accelerating. Correct me if Im wrong guys, it'll probably be a second though because its Mothers Day.

Either way Pressure should be at 43 psi even at idle.
 
Ok so i fixed the fpr. Im getting 40lbs at the rail. The car still dies...my a/f gauge is pegged on lean. So, i checked my plugs. I am indeed lean. Clogged injectors?
 
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