Component Function Check

2009 Infiniti M35x AWD V6-3.5L (VQ35HR)SECTION Component Function Check




TROUBLE DIAGNOSIS - SPECIFICATION VALUE


Component Function Check

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.
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.
RENDER: 1.0x

NO RELATED

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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.