Where does the vacuum line on the fuel rail connect at?
2008 FORD F-150
128,000 MILES • 4.6L • V8 • 4WD • AUTOMATIC
FOGGY413
MEMBER
2 POSTS
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Replacing engine, can't find hose that connects to fuel pressure regulator on the fuel rail.
Dec 5, 2022 at 5:51 PM
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JACOBANDNICKOLAS
CAR REPAIR CONTRIBUTOR
110,190 POSTS
Hi,
The fuel pressure regulator requires a constant engine vacuum. On this vehicle, it runs directly to the intake manifold.
If you look below, number 1 shows the regulator, and number 5 is the intake manifold.
Check the manifold itself for the hose.
Let me know if this helps.
Take care,
Joe
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Dec 5, 2022 at 9:09 PM
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FOGGY413
MEMBER
2 POSTS
Thank you! This answers my question. You guys are great!
Dec 6, 2022 at 6:04 AM
JACOBANDNICKOLAS
CAR REPAIR CONTRIBUTOR
110,190 POSTS
Hi,
You are very welcome. I'm glad it helped.
Take care and feel free to come back anytime in the future.