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View Full Version : Need help with intake manifold coolant line


510
08-15-2014, 03:30 PM
I deleted the cluster of vacuum lines and I ended up with two lines that are coolant lines that are on the lower intake manifold on the bottom side towards the rear. Just wondering if I really need these or can I just cap them and call it a day. Thanks
I'll try to upload a picture later tonight

510
08-15-2014, 05:53 PM
Ohh it's a ka obd2 too

LoganDavenport
08-28-2014, 11:57 PM
They cool your throttle body, I would recommend keeping them. Any reason you want rid of them?

angel mkiv
08-29-2014, 01:45 AM
They cool your throttle body, I would recommend keeping them. Any reason you want rid of them?

If I'm not mistaken there actually used to warm up the throttle body on cold starts for emmission purposes..I removed them on my sr20.

angel mkiv
08-29-2014, 01:46 AM
And yes pictures would help determine what lines your actually talking about

LoganDavenport
08-29-2014, 01:59 AM
If I'm not mistaken there actually used to warm up the throttle body on cold starts for emmission purposes..I removed them on my sr20.

DERP:facepalm:

I was..halfway right? hahaha

LoganDavenport
08-29-2014, 02:01 AM
I was actually completely dumbfounded like, two days ago trying to find a coolant leak turns out it was the coolant line under the IM close to the heater core outlets. Dear god that was a lot of coolant leaking out for such a tiny line..

AS240
08-29-2014, 11:26 AM
Unless they are used to control idle like on the q45 throttle body, you can cap them off without any problems.