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how to check fuel pump voltage?

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Old Jul 25, 2008 | 08:05 AM
  #1  
CaliChevyLover's Avatar
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From: annapolis MD
Car: 1986 IROC-Z28
how to check fuel pump voltage?

can someone plz point out which prongs i hook up the meter to in order to check voltage..and how much to expect.

should i do it with the key turned or not?

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Old Jul 25, 2008 | 08:33 AM
  #2  
BigBadLou's Avatar
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Car: '91 Z28 convertible
Engine: TPI
Transmission: T5
Axle/Gears: 3.27 posi disc
Re: how to check fuel pump voltage?

http://www.austinthirdgen.org/index.php?pid=35

Hope this helps.
Lou
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Old Jul 25, 2008 | 08:37 AM
  #3  
CaliChevyLover's Avatar
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From: annapolis MD
Car: 1986 IROC-Z28
Re: how to check fuel pump voltage?

thanx sssooo much!!!!!!!!!!!!!!!!!!!!!!
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Old Jul 25, 2008 | 09:11 AM
  #4  
CaliChevyLover's Avatar
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From: annapolis MD
Car: 1986 IROC-Z28
Re: how to check fuel pump voltage?

replaced the fuse by the battery. car starts then immediately shutters and dies
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Old Jul 25, 2008 | 04:42 PM
  #5  
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Car: '91 Z28 convertible
Engine: TPI
Transmission: T5
Axle/Gears: 3.27 posi disc
Re: how to check fuel pump voltage?

If you stick your testlight on the tan/white wire (with the relay in), you should see it light up briefly (for 2 seconds) when you turn the key on.
Then when the car starts, the light should come on again and stay on. Does it?

Lou
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Old Jul 25, 2008 | 08:48 PM
  #6  
CaliChevyLover's Avatar
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From: annapolis MD
Car: 1986 IROC-Z28
Re: how to check fuel pump voltage?

its runnin great now...idk it was sitting for awhile.
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