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iwe broken vacuum line on driver side

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Old Dec 14, 2018 | 09:01 PM
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Post iwe broken vacuum line on driver side

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Hi, i have an 08 ford 5.4 f150.

i found a plastic hose that broke off from the driver side that goes to the iwe on the driver side. i'm just wondering where that connects. the hose comes up under the air duct. one of the line is not broken, i believe this is the breather or vent tube that runs across from one end (solenoid) to the other side of the driver. the piece that i believe is broken is the vacuum line that goes to the iwe on the driver side. i just need to know how or what supplies vacuum or where it connects to on the driver side. I've attached a picture.


 
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Old Dec 14, 2018 | 11:23 PM
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From: Joplin MO
Refer to post #3 in the other thread that you posted in.
 
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Old Dec 15, 2018 | 05:39 AM
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Not sure what you’re referring to. I looked at the thread under “all about iwe, all you need to know” or something along those lines and looked at post number 3, not sure if that would help me. Thanks
 
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Old Dec 15, 2018 | 10:25 AM
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From: Joplin MO
That post has a vacuum block diagram for the IWE system.
 
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Old Dec 15, 2018 | 11:20 AM
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so according to the diagram, that one end on the driver side should be open. like it's normal for it to be like that?
how come i'm not getting any vacuum from the driver side when i take off the hose? where else should i check?

thanks.
 
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Old Dec 15, 2018 | 12:48 PM
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From: Joplin MO
There are 2 lines on each IWE. One is a vent tube, the other goes to the solenoid. You will only have vacuum when the engine is running and it's in 2wd.

Read that other thread from the beginning. The first 2 posts give you detailed troubleshooting.
 
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