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Installing An Ingersoll Boost Control Solenoid

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This article will describe the process of installing and configuring the Ingersoll electronic boost control solenoid with Ecmlink v3 integration. Considering this is my first tech article, I've decided to choose this topic not for it's difficulty, but for it's simplicity! I wanted to show the dsm community just how simple this process really is. That and - the more tech articles, the merrier...

Tools Needed:
Soldering iron (I prefer Weller) & solder
Heat shrink tubing
Wire strippers
10mm socket/wrench
Zip ties and/or steel wire

Setup:

This is the Ingersoll boost control solenoid right out of the box (purchased from ecmtuning.com):
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Before you begin, thread the plastic nipples into the Ingersoll (you might want to use some teflon tape). Note: if you're running an internally gated turbo, you can either vent the top port or recirculate it. I decided to vent, so this is my setup:
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For more information regarding the mechanical configuration of the Ingersoll bcs, including an external wastegate setup, see the bcsinstall wiki page (link at the bottom of this article).

Installation:

Disconnect your battery, maf, and remove your intake pipe.

Locate the stock boost control solenoid (bcs). It is near the coolant overflow reservoir and directly below where the intake would be. This is what it looks like:
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Remove the vacuum lines from the bcs and disconnect it from it's harness.

Remove the bcs by loosening the 10mm bolt holding it in place.

Now you'll be left with just the harness which consists of two wires and a connector:
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Remove the connector by cutting both wires and prep them for soldering by stripping the ends:
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Solder the Ingersoll wires to the two wires you just cut. Note: it does not matter which wires are connected to each other, just solder them together...and don't forget the heat shrink :)
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Now you need to determine how and where you want to mount the new bcs. I ran some steel wire through the small holes in the Ingersoll bcs and wrapped it around the original 10mm mounting bolt:
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Connect your vacuum lines from the Ingersoll to the turbo compressor and wastegate actuator according to the bcsinstall wiki page.

Re-install the intake pipe, connect the maf sensor, and battery.

Ecmlink Configuration:

Run/Connect to Ecmlink and navigate to the Boost (WGS) tab. Check “Enable boost control” and “Disable error correction.” Now click the red "Edit MAP input pin & type" link and select a map sensor, assuming one is not already defined:
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You may be able to clear this field after your base duty cycle is dialed in...

In order for the bcs to function properly, I had to lower both “lock at 0% below” and "And then 100% below" fields to their minimum values (-29.92):
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With the base duty cycle table zero'd out, verify that you are running wastegate pressure by doing a couple of light pulls. If successful, increase the base duty cycle table to 50% and verify that boost is building above wastegate pressure. If so, you have control of the boost and are ready to set it by using the base duty cycle table.

I'd like to mention that you can utilize the stock bcs to control boost via Ecmlink. For more information regarding this, view the bcssetup wiki page.

This concludes the tech article. If you have any questions/comments feel free to pm me and, as always, happy boosting!

Resources and references:
bcsoverview
bcsinstall
bcssetup
 

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