90CS Quattro V6-2.8L (AFC) (1995)
Fuel Pressure: Specifications
FUEL TANK SEALING CAP PRESSURE ............................................................................................................................. 0.3 - 0.4 bar (4.3 - 5.8 psi)
SYSTEM OPERATING PRESSURE
Pressure regulator vac. hose disc. ......................................................................................................................................... 3.8 - 4.2 bar (55 - 61 psi)
Vac. connected & 18 - 20" Hg vacuum ................................................................................................................................ 3.3 - 3.7 bar (48 - 54 psi)
SYSTEM RESIDUAL PRESSURE
After 10 minutes
Cold engine .......................................................................................................................................................................... 2.2 bar (32 psi) minimum
Warm engine ..................................................................................................................................................................... 3.0 bar (43.5 psi) minimum