Fuel Pressure: Specifications

Fuel Pressure kPa (psi)

Vacuum hose connected Approximately 260 kPa (38 psi) at curb idle
Vacuum hose disconnected 310 - 345 kPa (45 - 50 psi) at curb idle

Stop the engine and observe fuel pressure gauge reading. It is normal if the reading does not drop within 2 minutes.