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Fuel leak from hardline ? (pic)

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Old May 6, 2013 | 01:24 PM
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Default Fuel leak from hardline ? (pic)

This is the hardline that connects to the evap (which I removed) I notice a strong smell of gas sometimes finial caught where it was coming from. what can I do about it I had a bolt jammed in the last little rubber bit but that didn't seem to work appearently. couls use some input as raw gas leaking in a hot bay is kinda scray in the summer also more often than not when I go to fill up on gas I hear this BIG hiss(pressure realease) from the tank when I take the cap off

Im pointing at the line not the heater lever thing
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Old May 6, 2013 | 02:01 PM
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Default Re: Fuel leak from hardline ? (pic)

Is that what that is? Mine is missing too. My entire evap system is gone, bit I've never had raw fuel come from that nipple.
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Old May 6, 2013 | 02:09 PM
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Default Re: Fuel leak from hardline ? (pic)

Originally Posted by Blackhalo6
Is that what that is? Mine is missing too. My entire evap system is gone, bit I've never had raw fuel come from that nipple.
yup I may go get some hose and melt the end together and clamp the part where it connects to the hardline. im pretty sure it's not from the fuel filter as I've never had any trouble with it
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Old May 6, 2013 | 05:13 PM
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Default Re: Fuel leak from hardline ? (pic)

did you just get done filling your tank?
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Old May 6, 2013 | 05:42 PM
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Default Re: Fuel leak from hardline ? (pic)

Originally Posted by ATISTANG
did you just get done filling your tank?
nope was almost empty when I took that. what I have done now is get a snugger bolt to fit in the rubber hose. will see if it comes back but still....WHY on earth is gas coming out of there !
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Old May 6, 2013 | 06:51 PM
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Default Re: Fuel leak from hardline ? (pic)

There's supposed to be something that stops liquid fuel from passing through the evap system.
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Old May 6, 2013 | 07:38 PM
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Default Re: Fuel leak from hardline ? (pic)

Interested in this also.
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Old May 6, 2013 | 08:24 PM
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Default Re: Fuel leak from hardline ? (pic)

Originally Posted by Blackhalo6
There's supposed to be something that stops liquid fuel from passing through the evap system.
hmm any idea what it's called ? im not ripping my line out if it's way back in the tank area. I can live with some gas loss/smell if that's the case. but this is still really strange again there is some SERIOUS pressure behind the gas cap when I open it to fill up.
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Old May 6, 2013 | 08:52 PM
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Default Re: Fuel leak from hardline ? (pic)

If there's a lot of pressure, its not venting. That might be your return line
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Old May 6, 2013 | 09:10 PM
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Default Re: Fuel leak from hardline ? (pic)

When I pulled my tank there was a wierd thing attached to it with 2 hoses on it. Not sure what its called bit I think its a combination rollover vent/ return valve thing. If you can't figure it out ill take a pic tomorrow.
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Old May 6, 2013 | 09:20 PM
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Default Re: Fuel leak from hardline ? (pic)

that line enters the evap canister. that line is what vents fuel vapor from the tank. do not plug it. you're going to have to live with it or reinstall the canister. that's what it's there for. otherwise, you're just venting into atmosphere.

and the component you're thinking of is the liquid/vapor separator. i know. crazy right? they actually named it by what it does this time
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Old May 6, 2013 | 09:48 PM
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Default Re: Fuel leak from hardline ? (pic)

figures
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Old May 7, 2013 | 12:53 PM
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Default Re: Fuel leak from hardline ? (pic)

Originally Posted by el crapitan
that line enters the evap canister. that line is what vents fuel vapor from the tank. do not plug it. you're going to have to live with it or reinstall the canister. that's what it's there for. otherwise, you're just venting into atmosphere.

and the component you're thinking of is the liquid/vapor separator. i know. crazy right? they actually named it by what it does this time
So unplug the hardline(I just have a bolt sitting in the end of the hose) ?
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Old May 7, 2013 | 04:30 PM
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Default Re: Fuel leak from hardline ? (pic)

Originally Posted by B_Swapped93
So unplug the hardline(I just have a bolt sitting in the end of the hose) ?
yeah, i would just get any old canister and hook that line to it. the charcoal will soak up the fumes
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Old May 7, 2013 | 06:55 PM
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Default Re: Fuel leak from hardline ? (pic)

There still shouldn't be liquid fuel coming out though
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Old May 7, 2013 | 07:29 PM
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Default Re: Fuel leak from hardline ? (pic)

What year is this from? I just removed the canister from my 2000 Integra and I don't remember a line like this being connected to it. Actually, there were only a couple small hoses on it.
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Old May 7, 2013 | 07:34 PM
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Default Re: Fuel leak from hardline ? (pic)

mines a 95 idk bout his, but im pretty sure they all have a hardline that runs from the tank to the engine bay. the hard line is then connected to the canister with small rubber hoses.
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Old May 7, 2013 | 10:50 PM
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Default Re: Fuel leak from hardline ? (pic)

if you overfill the tank, some fuel will come out of that line.
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Old May 8, 2013 | 04:27 AM
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Default Re: Fuel leak from hardline ? (pic)

Originally Posted by el crapitan
if you overfill the tank, some fuel will come out of that line.
but when this happened the tank was near empty. will check again if it does it today so leave it uncapped basicly
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Old May 8, 2013 | 06:03 AM
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Default Re: Fuel leak from hardline ? (pic)

it's probably just vapor/pressure built up from having it capped
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Old May 8, 2013 | 06:19 AM
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Default Re: Fuel leak from hardline ? (pic)

Echo
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Old May 9, 2013 | 06:48 AM
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Default Re: Fuel leak from hardline ? (pic)

OK will leave it un capped for a bit and see what happens maybe even get some new hose and have it exit under the car
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Old May 9, 2013 | 07:01 AM
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Default Re: Fuel leak from hardline ? (pic)

No, go up with it. Get an axle breather cap(like from the back axle of a pickup). The vent hose needs to be above the fuel level, otherwise liquid fuel(not vapor) comes out. Probably somewhere near the cowl, but not too close to the battery(mixing batt/fuel vapor is no bueno)
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Old May 9, 2013 | 04:56 PM
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Default Re: Fuel leak from hardline ? (pic)

Originally Posted by S2BumpsticksGSR
No, go up with it. Get an axle breather cap(like from the back axle of a pickup). The vent hose needs to be above the fuel level, otherwise liquid fuel(not vapor) comes out. Probably somewhere near the cowl, but not too close to the battery(mixing batt/fuel vapor is no bueno)
Not too sure how that thing works^
some ppl say leave it open other say cap it I never got a real answer when I asked what to do with this line on my old thread on this. if open won't the gas evaporate but if closed(capped) it shoots out !
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Old May 9, 2013 | 05:25 PM
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Default Re: Fuel leak from hardline ? (pic)

I thought we had unanimously established this as a vent tube for fuel vapor to the carbon canister. If so, if you put the hose below tank level, liquid gas will naturally siphon out of it until empty. If you mount it above tank level, however, it will vent vapor to atmosphere. That's why your tank is pressurizing, b/c it's not venting w/this hose plugged.
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