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Home >> Nissan-Datsun >> 2003 >> Sentra SE-R, Automatic >> Repair and Diagnosis >> External Pages >> Different car >> Section 403 (Engine Control System) >> DTC P0300, P0301, P0302, P0303, P0304, P0305, P0306, P0307, P0308: No. 8 - 1 Cylinder Misfire, Multiple Cylinder Misfire >> Diagnostic Procedure >> 8. Check Fuel Pressure

8. Check Fuel Pressure

WARNING: This page is about a different car, the 2004 Infiniti M45. However, it is still accessible from the selected car via links, so may be relevant.
  1. Install all removed parts.
  2. Release fuel pressure to zero. Refer to FUEL PRESSURE RELEASE .
  3. Install fuel pressure gauge and check fuel pressure. Refer to FUEL PRESSURE CHECK .

    At idle: Approx. 350 kPa (3.57 kg/cm 2, 51 psi) 

OK or NG 

  1. OK: GO TO 10. CHECK IGNITION TIMING .
  2. NG: GO TO 9.
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