2012 Infiniti FX35 RWDFACTORY OEM SERVICE PROCEDURE

Component Function Check

  1. PERFORM COMPONENT FUNCTION CHECK

    With GST 

    1. Lift up drive wheels.
    2. Start engine (VDC switch OFF) and warm it up to normal operating temperature.
    3. Turn ignition switch OFF and wait at least 10 seconds.
    4. Turn ignition switch ON.
    5. Turn ignition switch OFF and wait at least 10 seconds.
    6. Start engine and wait at least 70 seconds.
    7. Set voltmeter probes to ECM harness connector terminals as per the following condition:
      ECM
      Connector + -
      Terminal Terminal
      M107 102 (EVAP control system pressure sensor signal) 112
    8. Check EVAP control system pressure sensor value at idle speed and note it.
    9. Establish and maintain the following conditions for at least 1 minute:
      Air conditioner switch ON
      Headlamp switch ON
      Rear window defogger switch ON
      Engine speed Approx. 3, 000 rpm
      Gear position Any position other than P, N or R
    10. Verify that EVAP control system pressure sensor value stays 0.1 V less than the value at idle speed (measured at step  6) for at least 1 second.

      Is the inspection result normal? 

      YES: INSPECTION END

      NO: Proceed to "DIAGNOSIS PROCEDURE ".

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.