in order to smog my ka24de i need to connect one hose, but where does it go?!

Information on the naturally-aspirated KA24E and KA24DE engines.
satangettinsideways
Posts: 3
Joined: Sun Nov 22, 2009 1:38 am
Car: 1993 nissan 240sx coupe. ka24de.

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okay so i got red flagged by the last place i went to smog my car because some of my emissions lines were disconnected. now i go someplace else and the dude says i just need to connect one hose and he will smog it. its a ka24de in a 1993 coupe. the line that is plugged off, is on the plastic oem intake just before it connects to the bellow going to the throttle body. there are two little nipples, the one to the left is the smaller one, which is the one that is plugged off, and the one on the right of that is larger and i believe goes to the intake mani somewhere. now i just need to know where the hell that little hose goes! ive look at diagrams and looked at every inch of my motor but simply cannot find it. also all of my friends with ka's have that same line plugged off as well. if anyone knows i would appreciate it more than youd ever know. because my reg is up at the end of this month and i need this smog since its my daily!


Shabbernigdo
Posts: 693
Joined: Thu Jul 20, 2006 11:36 am

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if i rember right it connects to one of the 4 metal vac lines right under the throttle body ( the fat line ). Been a while since i removed mine so im not 100%

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Wc240
Posts: 899
Joined: Tue May 12, 2009 8:58 pm
Car: 89 Nissan 240SX
97 Nissan 200SX
91 Nissan 240SX ka-t
06 Scion xB
2000 Nissan Frontier
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^^^ i believe hes right. im to lazy to go check. look in the FSM, theres vac routing diagrams

satangettinsideways
Posts: 3
Joined: Sun Nov 22, 2009 1:38 am
Car: 1993 nissan 240sx coupe. ka24de.

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I've gone over the fsm and other manuals and got all my other lines hooked up but that one line just baffles me because I cannot find it anywhere. Could someone maybe post a picture of where it goes or give me a detailed description of where it connects? Someone also told me it's for an intake silencer? I've never seen one of those before and I don't get why it would need one.

240dx
Posts: 344
Joined: Thu Jan 29, 2009 10:35 am
Car: '97 Nissan 240SX LE

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Shabbernigdo
Posts: 693
Joined: Thu Jul 20, 2006 11:36 am

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under the throttle body there will be 4 metal vac lines they are hard to see without removing the plastic intake and rubber boot.

Once u have removed them just look under the throttle body and u should see them. should be 4 of them 3 skinny ones and one fat one off the the side a little bit.

connect up the fat one and u should be good to go.


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