getting frustrating

Asked by ourbadass300straight... Apr 09, 2016 at 09:24 PM about the 1989 Ford F-250 XL Standard Cab LB

Question type: Maintenance & Repair

I have replaced everything fuel wise and
electrical except computer. Truck will start
and run fine as long as I continue spraying
fuel into throttle body. I have plenty of fuel
pressure I think injectors are not pulsing. I
tested them with a test light  and nothing
please give me some advice on what to do
next it's the only vehicle we have and I live
in the country with my wife and daughter.

1 Answer
223,935

Rowefast answered 8 years ago

According to this diagram tennisshoes shows, power is coming from the fuel pump relay, and yes you have to check the pulse (voltage or power) while cranking.

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Your Answer:

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