What is this?

4WRXter

Skier!
It is under here.

doohickey001.jpg


Does anyone know what this is, and what it does? While I was looking for possible coolant leaks around my heads/gaskets, I moved a couple of vacuum hoses to see better. They were near the turbo and over the years must have gotten dry and brittle, because they broke. I followed them to this.

doohickey005.jpg


There are 2 hoses connected to it. one goes to a TEE in front of the turbo and intercooler.

doohickey003.jpg


The other hose connects to the intake.

doohickey004.jpg


I jury-rigged the hoses temporarily. I had some larger hose around so I put the original hoses inside the larger hose and zip-tied them as tight as I could. It looks like I can't just replace the hoses. I think I need to replace the whole DOOhickey.

doohickey006.jpg


 
Upon googleing the numbers on the solenoid, it appears the hoses may be replaceable. I found a solenoid listed for sale and it looks like it comes with 2 nipple for hoses. I thought the hoses were an integral part of the solenoid. Will have to look closer.

I am learning to love the power of "google".

 
If you replace the hoses, make sure you get the hoses with the right pill sizes since they are integral in the tuning of your boost control system

 
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