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Home >> Nissan-Datsun >> 2009 >> Sentra SE-R >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - Introduction (Qr25DE) >> Service Information >> Basic Service Procedure >> Fuel Pressure Check >> Fuel Pressure Release

Fuel Pressure Release

With CONSULT-III

  1. Turn ignition switch ON.
  2. Perform "FUEL PRESSURE RELEASE" in "WORK SUPPORT" mode with CONSULT-III.
  3. Start engine.
  4. After engine stalls, crank it two or three times to release all fuel pressure.
  5. Turn ignition switch OFF.

Without CONSULT-III

  1. Remove fuel pump fuse (1) located in IPDM E/R (2).
    • <=: Vehicle front
  2. Start engine.
  3. After engine stalls, crank it two or three times to release all fuel pressure.
  4. Turn ignition switch OFF.
  5. Reinstall fuel pump fuse after servicing fuel system.
    Fig 1: Identifying Fuel Pump Fuse And IPDM E/R
    G04925143Courtesy of NISSAN MOTOR CO., U.S.A.