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Home >> Infiniti >> 2010 >> FX50 >> Repair and Diagnosis >> External Pages >> Different car >> Section 10 (Engine Control System (VQ35HR) - Introduction, DTC Index, Function & Component Diagnosis) >> Component Diagnosis >> Trouble Diagnosis - Specification Value >> Component Function Check

Component Function Check

WARNING: This page is about a different car, the 2010 Infiniti FX35. However, it is still accessible from the selected car via links, so may be relevant.
  1. PRECONDITIONING 

    Check that all of the following conditions are satisfied.

    TESTING CONDITION 

    • Vehicle driven distance: More than 5,000 km (3,107 miles)
    • Barometric pressure: 98.3 - 104.3 kPa (1.003 - 1.064 kg/cm2 , 14.25 - 15.12 psi)
    • Atmospheric temperature: 20 - 30°C (68 - 86°F)
    • Engine coolant temperature: 75 - 95°C (167 - 203°F)
    • Transmission: Warmed-up
      • After the engine is warmed up to normal operating temperature, drive vehicle until "ATF TEMP SE 1" (A/T fluid temperature sensor signal) indicates more than 60°C (140°F).
    • Electrical load: Not applied
      • Rear window defogger switch, air conditioner switch, lighting switch are OFF. Steering wheel is straight ahead.
    • Engine speed: Idle

      GO TO  2.

  2. PERFORM SPEC IN DATA MONITOR MODE 

    With CONSULT-III 

    NOTE: Perform "SPEC" in "DATA MONITOR" mode in maximum scale display.
    1. Perform BASIC INSPECTION: SPECIAL REPAIR REQUIREMENT .
    2. Select "B/FUEL SCHDL", "A/F ALPHA-B1", "A/F ALPHA-B2", "MAS A/F SE-B1" and "MAS A/F SE-B2" in "SPEC" of "DATA MONITOR" mode with CONSULT-III.
    3. Check that monitor items are within the SP value.

      Is the measurement value within the SP value? 

      YES: INSPECTION END

      NO: Go to DIAGNOSIS PROCEDURE .