Checking Fuel Pressure (3.0L)
- Reduce fuel pressure by removing fuel pump fuse No. 19 while the engine is idling. Turn ignition off once the engine has stopped. Replace the fuse.
- Remove the engine cover.
- Remove the valve cap. Connect the Pressure Gauge Equipment (83 93 852) and the Adapter (83 94 744) Fuel pressure gauge adapter to the fuel-injection rail with the "safety" on. Take off the "safety" from the adapter. See Fig 1
.
- Start the fuel pump with the diagnostic tool. See Fig 2
.
- Take a reading from the measuring equipment. System pressure should be 43 psi (3.0 bar)
- Turn off the fuel pump with the diagnostic tool.
- Put the "safety" on the adapter and remove the pressure gauge equipment from the service nipple. Screw on the valve cap.
- Fit the engine cover.
Courtesy of SAAB-SCANIA OF AMERICA, INC.
Courtesy of SAAB-SCANIA OF AMERICA, INC.