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HOMESERVICE MANUALSSAAB20029-3 SE, 2D CONVERTIBLE, AUTOMATICREPAIR AND DIAGNOSISENGINE PERFORMANCESYSTEMENGINE CONTROLS - BASIC TESTINGFUEL SYSTEMFUEL PRESSURE & FLOW TESTSCHECKING FUEL PRESSURE (3.0L)
2002 Saab 9-3 SE, 2D Convertible, Automatic

Checking Fuel Pressure (3.0L)

2002 Saab 9-3 SE, 2D Convertible, AutomaticSECTION Checking Fuel Pressure (3.0L)
  1. 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.
  2. Remove the engine cover.
  3. 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 .
  4. Start the fuel pump with the diagnostic tool. See Fig 2 .
  5. Take a reading from the measuring equipment. System pressure should be 43 psi (3.0 bar)
  6. Turn off the fuel pump with the diagnostic tool.
  7. Put the "safety" on the adapter and remove the pressure gauge equipment from the service nipple. Screw on the valve cap.
  8. Fit the engine cover.
Fig 1: Checking Fuel Pressure (3.0L - 1 Of 2)
G00169418Courtesy of SAAB-SCANIA OF AMERICA, INC.
RENDER: 1.0x

NO RELATED

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When to See a Mechanic

Stop DIY work and contact a certified mechanic immediately if any of the following apply:

  • • You smell fuel, burning insulation, or see smoke.
  • • Brakes feel soft, pull hard to one side, or make grinding noises.
  • • The engine overheats, stalls repeatedly, or misfires under load.
  • • You are missing required tools, torque specs, or safe lifting equipment.
  • • You are not confident in the next step or safety outcome.