
Re: Mustang Runs Rich wont control fuel press
If i remember correctly, from 0-50% duty cycle on the scantool equaled 2 times that as fuel pump on time. 75% was OFF and anything else invalid? So a 50% command was pump fully 100% on. So if the pcm IS commanding full ON, then why? Any chance the pcm has some... Login to read more. ![]()
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