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Fuel pump hot wired into ign on fuse block blows fuse to gauges

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Old Apr 7, 2013 | 08:14 PM
  #1  
cphgncowboy's Avatar
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From: Moore,Ok
Car: 1991 Formula
Fuel pump hot wired into ign on fuse block blows fuse to gauges

Just as the title says fuel pump hot wired into ign on fuse block is blowing fuse to gauges. It blows as soon as the key is on. I'm using the original fuel pump wire, grey wire back to the pump, and work fine for awhile then started having this problem. Then I ran a new wire to pump (factory pump) and plugged into ign on fuse block and this ran fine for 3 or 4 months now old problem on new wire. Now any wire I try to run and use does the same thing, blows fuse to the gauges. I've tried things from searching on here nothing has workd. Tried running from green wire from relay etc nothing. Any help would be much appreciated
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Old Apr 8, 2013 | 03:02 PM
  #2  
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From: Arlington, Tx
Car: 91 Camaro RS
Engine: empty bay (for now)
Transmission: Built T-56
Axle/Gears: 3.42 stock posi disc
Re: Fuel pump hot wired into ign on fuse block blows fuse to gauges

if you have the fuel pump plugged into the ign accessory spot on the fuse block, then it shouldnt be blowing the fuse for the gauges since theyre not interconnected. my guess is theres someting shorting out on your gauge cluster thats blowing the fuses.
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Old Apr 16, 2013 | 08:45 PM
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Re: Fuel pump hot wired into ign on fuse block blows fuse to gauges

I will check into that when I get time thanks for the response. Any other ideas? I could probably hook up a toggle switch for a temp. solution? Any feedback would be great
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Old Apr 16, 2013 | 10:03 PM
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Re: Fuel pump hot wired into ign on fuse block blows fuse to gauges

Originally Posted by cphgncowboy
I could probably hook up a toggle switch for a temp. solution?
What will that achieve?
You talk about the relay;
are you using the key on Ign to operate the pump relay ( the proper way like the factory setup )
or are you running the pump straight off the Ign feed (bubba way )
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Old Apr 17, 2013 | 10:25 AM
  #5  
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From: Moore,Ok
Car: 1991 Formula
Re: Fuel pump hot wired into ign on fuse block blows fuse to gauges

Originally Posted by vetteoz
What will that achieve?
You talk about the relay;
are you using the key on Ign to operate the pump relay ( the proper way like the factory setup )
or are you running the pump straight off the Ign feed (bubba way )
was using bubba way lol have tried other way as well
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Old Apr 29, 2013 | 03:59 PM
  #6  
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From: Moore,Ok
Car: 1991 Formula
Re: Fuel pump hot wired into ign on fuse block blows fuse to gauges

No other ideas? I'd really like to get it going. It's 87 today great weather for a cruise
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Old Apr 29, 2013 | 06:28 PM
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From: Arlington, Tx
Car: 91 Camaro RS
Engine: empty bay (for now)
Transmission: Built T-56
Axle/Gears: 3.42 stock posi disc
Re: Fuel pump hot wired into ign on fuse block blows fuse to gauges

Go to autozone and spend a few $ on a relay. Wire the fuel pump wire into the relay and use the ign spot on the fuse panel to activate said relay. Itll save you some head aches and probably stop blowing fuses.
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Old Jun 26, 2013 | 05:27 PM
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From: Moore,Ok
Car: 1991 Formula
Re: Fuel pump hot wired into ign on fuse block blows fuse to gauges

It was the distributor
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Old Jun 28, 2013 | 07:07 PM
  #9  
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From: Arlington, Tx
Car: 91 Camaro RS
Engine: empty bay (for now)
Transmission: Built T-56
Axle/Gears: 3.42 stock posi disc
Re: Fuel pump hot wired into ign on fuse block blows fuse to gauges

Originally Posted by cphgncowboy
It was the distributor
if your distributor is blowing your gauge fuse, then your car has some funky wiring. the only spot where the distributor and gauges connect is the tach feed. and thats a low amperage circuit.
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