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Home >> Lexus >> 2007 >> LS 460 >> Repair and Diagnosis >> External Pages >> Different car >> Section 735 (Engine Control System - Introduction) >> Basic Service Procedure >> Fuel Pressure Check >> Fuel Pressure Release
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Fuel Pressure Release

WARNING: This page is about a different car, the 2007 Nissan Maxima. However, it is still accessible from the selected car via links, so may be relevant.

With CONSULT-II 

  1. Turn ignition switch ON.
  2. Perform "FUEL PRESSURE RELEASE" in "WORK SUPPORT" mode with CONSULT-II.
  3. Start engine.
  4. After engine stalls, crank it 2 or 3 times to release all fuel pressure.
  5. Turn ignition switch OFF.
    Fig 1: CONSULT-II Display - Fuel Pressure Release
    G04900061Courtesy of NISSAN MOTOR CO., U.S.A.

Without CONSULT-II 

  1. Remove fuel pump fuse located in IPDM E/R.
  2. Start engine.
  3. After engine stalls, crank it 2 or 3 times to release all fuel pressure.
  4. Turn ignition switch OFF.
  5. Reinstall fuel pump fuse after servicing fuel system.
    Fig 2: Identifying IPDM/ER, Fuel Pump Fuse And Washer Tank Cap
    G04905125Courtesy of NISSAN MOTOR CO., U.S.A.