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Canister, is it a must?

Posted: Tue Sep 20, 2011 11:45 pm
by guyph_01
Hi guys,

Well after replacing the MPFI ea82 in my L to the EJ22 and now as you all know i've placed a EJ25, I found that the ej25 didn't have a canister.

I'm not sure if i'm right but i've heard/read that fuel tank bust open under pressure and isn't the canister supposed to relive that pressure allowing the tank to 'breath'? Should i be worried that the newer EJ25 didn't have a canister and will cause problems??

Thx

Posted: Wed Sep 21, 2011 6:25 am
by Gannon
The EJ25 should have had a canister, its mandatory under EPA law

It uses activated carbon to absorb the fuel vapour and turn it back into a liquid so it can be used by the engine, as opposed to being vented to the atmosphere where it will cause an explosion hazard

Posted: Wed Sep 21, 2011 8:18 am
by steptoe
it is not the engine that needs it eh ? It is the fuel tank :D

Posted: Wed Sep 21, 2011 11:38 am
by guyph_01
Well it didn't. so what now? what can i do? will my tank split?

Posted: Wed Sep 21, 2011 11:42 am
by Alex
i threw mine out when i converted wanky wagon.

blocked the hoses that ran to it with bolts and hose clamps.

modified the fuel tank cap so it wasnt air tight (drilled a hole in it from memory)

worked well for me.

i had a fair bit of pressure build up in my tank before i did this mod.

alex

Posted: Wed Sep 21, 2011 11:44 am
by Alex
also thinking about the canister and your car not having one may be due to it being a lancaster from a different part of the world.

Posted: Wed Sep 21, 2011 12:20 pm
by TOONGA
If you want your car to be compliant with the pollution laws for WA it needs to have the canister.

I'm sure someone somewhere will have a canister that you can barter for :)

TOONGA

Posted: Wed Sep 21, 2011 2:36 pm
by guyph_01
TOONGA wrote:If you want your car to be compliant with the pollution laws for WA it needs to have the canister.

I'm sure someone somewhere will have a canister that you can barter for :)

TOONGA

Jules, common, I've got like three cannisters but how do i plumb it to the lines if there isn't one from factory?

Posted: Wed Sep 21, 2011 2:48 pm
by Alex
not really understanding the concern for such a thing.

im not an enviro killer (yes i take a bucket with me into the shower everyday to save water)

i wouldnt stress over it or even bother with it...but hey thats just me :)

alex

Posted: Wed Sep 21, 2011 2:50 pm
by mud_king91
Haha looks like your in a pickle id have to look to say anything helpful tho epa and transport will legally rape you if you dont fit it

Posted: Wed Sep 21, 2011 3:10 pm
by TOONGA
Guy simplest way is to look under the bonnet of an EJ22 or EJ25 to find out where the pipes run.

or http://jdmfsm.info/Auto/Japan/Subaru/

if it is still working

TOONGA

Posted: Wed Sep 21, 2011 3:22 pm
by d_generate
You also need to decide whether it's a 2 hose or 3 hose canister, one of my old WRX's MY99 used to run like a pig every time one of the hoses fell off ~ the thinnest one on the right from memory which I think was vacuum, went to a small pipe under the manifold near the ps pump.

Posted: Wed Sep 21, 2011 3:36 pm
by Alex
i can take a pic of mine tonight if youd like guy.

alex

Posted: Wed Sep 21, 2011 3:45 pm
by guyph_01
yeah anything i guess would be helpful. Hummmm i'll have to figure something out as i want to get the car engineering etc.

Posted: Wed Sep 21, 2011 3:52 pm
by mud_king91
i might still have all my emissions canister stuff from the last one i wrecked

Posted: Sun Sep 25, 2011 11:25 pm
by RSR 555
Your engine does have the vacuum line from the tank, through the purge soliniod and back into the manifold, so never going to bust your fuel tank. If I was concerned that much about it, I'd just put an old canister in the factory L.Series place and push the vacuum lines under the engine cover ;)