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Author Topic: fuel presure  (Read 2186 times)

kowalski

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fuel presure
« on: September 18, 2006, 02:54:05 PM »
what is the fuel presure supposed to be on these cars at idle, as in whats the regulator supposed to be regulating the fuel presure at when its idling. i want to line in a presure guage to see if my regulator is calling it quits.
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bmwman91

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fuel presure
« Reply #1 on: September 18, 2006, 05:51:20 PM »
It is supposed to be at 3BAR above manifold pressure at all times.  At idle it might measure like 1.5-2BAR above atmospheric (3 above manifold vacuum).
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kowalski

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fuel presure
« Reply #2 on: September 19, 2006, 04:13:37 AM »
cool, thanks
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