Charcoal canister.... full again!

gcomfx.com

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Oct 22, 2002
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Republic, MO
I changed my charcoal canister at around 130,000 miles. The charcaol inside was completely saturated and WET with fuel. "nice bomb in the fender" huh?

It was jetting the fumes out under the frame inside the engine compartment, where there is an overflow vent tube.

I bought a brand freakin' new one back then. It was pricey. $70 or more. And now it's doing it again. I'm at 186,000 miles. I've done a search, some guys get rid of the thing. My question is this. What could be doing this. And if I remove it and cap off the lines, where will all that excess fuel go? Kinda skeered it'll redirect some place I won't be too happy with. :(
 
The CC cannister is inside the passenger fender. REmove the fender liner to access it.

Paul, in no way should you have liquid fuel in that cannister. It should just be vapor. As Bill said, check it out further, and your instincts are right on - dont vent that EVAP system (preferrably ever, but certainly not now).
 
If you look at your car, right where your stock air filter setup would be. Right where the assembly mounts to rail on the bottom. Then look under the car, or heck event stick your hand down there you'll see or feel a tube coming up that rail from the rear of the fender area and making a 90* bend towards the inside of the car towards the front. That is the overflow or vent tube. Mine is venting pretty good fumes there when I shut the car off. Seems to vent when running too.

Last time it did this, we removed the CC from the fenderwell and cut it open. It was "wet" with fuel in the charcoal.

I have not removed it this time to check yet, but I'm sure it's on it's way to doing it again. :bang:

I've capped off the evac line to the intake. Just to see how it runs. So far it doesn't bother the car, which is good. I'm going to unplug the evac solenoid to see if it throws a CEL light or not.

According to Haynes or Chilton (don't remember which one I looked it up in)... 94 & 95 up are different.

The 94 just has power running to it, and when it senses a vaccum it opens up and relieves the CC fumes into the intake to burn it up.

I may check the price on a new solenoid before removing it all from the car. If it's cheap, I would like to keep it. If not, I'll remove it all and test things for a while.