2004 Infiniti M45FACTORY OEM SERVICE PROCEDURE

With CONSULT-II

  1. Turn ignition switch ON.
  2. Select "EVAP SYSTEM CLOSE" of "WORK SUPPORT" mode with CONSULT-II.
    Fig 1: Scan Tool Display - Work Support
    G00796107Courtesy of NISSAN MOTOR CO., U.S.A.
  3. Touch "START" and apply pressure into the EVAP line until the pressure indicator reaches the middle of the bar graph.
    NOTE:
    • Never use compressed air or a high pressure pump.
    • Do not exceed 4.12 kPa (0.042 kg/cm2 , 0.6 psi) of pressure in the system.
  4. Using EVAP leak detector, locate the EVAP leak. For the leak detector, refer to the instruction manual for more details.

    Refer to EVAPORATIVE EMISSION LINE DRAWING .

    Fig 2: Identifying EVAP Leak Detector
    G00796108Courtesy of NISSAN MOTOR CO., U.S.A.

OK or NG 

  1. OK: GO TO 11. CHECK EVAP CANISTER PURGE VOLUME CONTROL SOLENOID VALVE OPERATION .
  2. NG: Repair or replace.
Factory Service Tools

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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.