Use a fuel pressure gauge and test the fuel pressure.
Here are the specs on it.
Fuel Pressure
Note: Engine at curb idle.
Regulated (vacuum hose connected) 270 kPa (38 psi)
Unregulated (vacuum hose disconnected) 330 - 350 kPa (47 - 50 psi)
SPONSORED LINKS
Tuesday, August 16th, 2011 AT 3:08 PM