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fuel pump (Read 2,558 times)
Ricky M
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fuel pump
Aug 18th, 2021 at 5:58am
 
captured a fuel pump waveform and not sure if this is something that is good. pickup has a random no start.
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HarleyMike
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Dinwiddie County, Virginia, USA
Dinwiddie County
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Re: fuel pump
Reply #1 - Aug 18th, 2021 at 8:34am
 
Clamp up side down?

Try to get a capture from key on, to crank, to run.  There are clues in the turn on amps as well.
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Ricky M
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New here but very knowable

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Re: fuel pump
Reply #2 - Aug 18th, 2021 at 10:16am
 
turn on amps peaked over 20
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rayray
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Toronto, Ontario, Canada
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Re: fuel pump
Reply #3 - Aug 18th, 2021 at 1:15pm
 
To get a full capture, set the scope to 500ms/div
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Ray
 
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Logic
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Bentleigh, Victoria, Australia
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Re: fuel pump
Reply #4 - Aug 19th, 2021 at 2:20am
 
Ricky M wrote on Aug 18th, 2021 at 5:58am:
captured a fuel pump waveform and not sure if this is something that is good. pickup has a random no start.


Turn you amp clamp around and all is good.
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