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E-Class (W124) 1984-1995: E 260, E 300, E 320, E 420, E 500 (Includes CE, T, TD models)

400E fuel pressure?

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Old 04-18-2007 | 03:55 PM
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Ben92
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400E fuel pressure?
Would appreciate any info concerning proper fuel pressure in the rail. So far I understand that fuel pressure increases as vac decreases. Can anyone tell me what pressure should be at idle and 0" vac?

Thanks.
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Old 04-19-2007 | 03:10 PM
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bicylindrico
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Fuel pressure at idle for M119:
with vacuum- 3.2-3.6 bar
w/o vacuum- 3.7-4.2 bar
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Old 04-19-2007 | 03:39 PM
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Thanks! Gonna go check it to eliminate failed FPR...

Ben
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