928 S4 V8-4957cc 5.0L (1987)
Fuel Pressure: Specifications
Fuel Pressure (engine stopped)
Fuel Pump bridged ......................................................................................................................................................... 3.8 ±0.2 bar (55 ± 3 psi)
Check value at idle approx. ............................................................................................................................................................ 3.3 bar (48 psi)
Leak test minimum pressure
After 20 minutes ........................................................................................................................................................................... 3 bar (43.5 psi)
