Help us help you. By posting the year, make, model and engine near the beginning of your help request, followed by the symptoms (no start, high idle, misfire etc.) Along with any prevalent Diagnostic Trouble Codes, aka DTCs, other forum members will be able to help you get to a solution more quickly and easily!

1989 ford f150 no star diagnose no fuel no spark no injection pulse

  • Cumminsteck
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7 years 11 months ago #17231 by Cumminsteck
1989 ford f150 no star diagnose no fuel no spark no injection pulse was created by Cumminsteck
I was leaning towards icm because relay for fuel pump switches when key is turned on. It has no spark or injection pulse any one ever deal with this ?

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  • juergen.scholl
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7 years 11 months ago #17236 by juergen.scholl
Replied by juergen.scholl on topic 1989 ford f150 no star diagnose no fuel no spark no injection pulse
It will be necessary to do some testing and share the reults so people can help you....Got an rpm signal? All fuses good? Power and grounds to ecm?

Sooo many questions ...
An expert is someone who knows each time more on each time less, until he finally knows absolutely everything about absolutely nothing.
The following user(s) said Thank You: Cumminsteck

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  • chief eaglebear
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7 years 11 months ago #17595 by chief eaglebear
Replied by chief eaglebear on topic 1989 ford f150 no star diagnose no fuel no spark no injection pulse
can you see if there are any codes with more info

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