How to interpret VGT %???? - Ford Powerstroke Diesel Forum
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Old 07-08-2012, 07:02 AM
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How to interpret VGT %????

What go the percentages mean in relationship to turbo?
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Old 07-08-2012, 07:08 AM
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Check this out......

Write Up: Monitoring the 6.0L PSD.

Sent from my SCH-I500
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Old 07-08-2012, 07:11 AM
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15% vanes all the way open (wide open throttle, bigger turbo) = largest cross-sectional area

85% vanes closed all the way (high idle mode, smaller turbo) = smallest cross-sectional area

cheers
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Old 07-08-2012, 07:13 AM
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85% means the vanes are open. The lower the percentage means the vanes are closed or closing. It would probably be easier to figure it out if your truck has the vane sweep strategy. I don't monitor vgt % so I don't know what it does during regular driving.

on edit: got it backwards i guess lol

Last edited by DoubleDpsd; 07-08-2012 at 07:14 AM. Reason: other way around
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Old 07-08-2012, 07:38 AM
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Quote:
Originally Posted by darsey715 View Post
85% means the vanes are open. The lower the percentage means the vanes are closed or closing. It would probably be easier to figure it out if your truck has the vane sweep strategy. I don't monitor vgt % so I don't know what it does during regular driving.

on edit: got it backwards i guess lol
Here is a pdf of the turbo:

http://www.fordtechservice.dealercon...6lvgtguide.pdf
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Old 07-08-2012, 07:41 AM
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normal driving for me ranges between 40-60%

If you lug it up a hill and sharply let off the VGT will go to 15% to relieve all pressure
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Old 07-08-2012, 01:50 PM
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Thanks fellas..I understand...
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