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2003
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S6 Quattro Wagon (4B6) V8-4.2L (BBD)
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Repair and Diagnosis
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Engine, Cooling and Exhaust
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Engine
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Tune-up and Engine Performance Checks
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Fuel Pressure
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Specifications
Fuel Pressure: Specifications
Technical Data
Fuel pressure
at idling speed
Vacuum hose connected
approx.
3.5 bar
Vacuum hose disconnected
approx.
4.0 bar
Holding pressure after
10 minutes
at least
2.5 bar