Anyone know what this part is and does?

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Old Oct 2, 2017 | 01:44 AM
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Anyone know what this part is and does?

When I was putting my car back together after installing a replacement rack, I found that a hose/tube that comes off this was just dangling in the engine compartment. Out of view behind, it branches off the second one from the right in the attached photo. Google searches for the Denso part have only yielded Ebay listings for pulled parts like this one:

Honda/Acura Vacuum Switch Valve Solenoid OEM Denso MX184600-4400 eBay

If I trace the line it "T's" into two different lines. One of them is attached to something to the right, but the one that drops straight down is the one that's dislodged. Many thanks!!
Attached Thumbnails Anyone know what this part is and does?-20171001_164448-crop.jpg  
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Old Oct 2, 2017 | 03:35 AM
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Found this thread but the link to OEMAcuraParts.com doesn't resolve:

https://acurazine.com/forums/3g-tl-p...-valve-914025/

Still need to find a schematic that shows where these hoses terminate...
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Old Oct 2, 2017 | 03:50 AM
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Found it:

https://www.acurapartswarehouse.com/...-at.html?PNC=4

#19 is the module and #45 is the hose that's dangling and leads back to the rear motor mount. Now I just need to figure out how the hell I'm going to reach and reattach it.

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Old Oct 2, 2017 | 01:02 PM
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Previous owner may have bought aftermarket rear motor mounts that didn't utilize the vacuum line (OEM mounts are vacuum-assisted )
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Old Oct 3, 2017 | 02:28 AM
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Thx for the feedback. While it's likely an aftermarket mount and possibly not leveraging the feedback from the ECM, the line that's dangling is in the middle of the path and should still be plugged in. Think I'll need to remove the strut bar and practically crawl into the engine compartment to resolve it.
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Old Oct 5, 2017 | 08:13 AM
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I don't disagree with that
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