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Home >> Infiniti >> 2010 >> M45 Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS U0101 To P0159 >> DTC P0127 IAT Sensor >> DTC Confirmation Procedure >> With Consult-III
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With Consult-III

  1. Wait until engine coolant temperature is less than 90°C (194°F)
    1. Turn ignition switch ON.
    2. Select "DATA MONITOR" mode with CONSULT-III.
    3. Check the engine coolant temperature.
    4. If the engine coolant temperature is not less than 90°C (194°F), turn ignition switch OFF and cool down engine.
    • Perform the following steps before engine coolant temperature is above 90°C (194°F).
  2. Turn ignition switch ON.
  3. Select "DATA MONITOR" mode with CONSULT-III.
  4. Start engine.
  5. Hold vehicle speed at more than 70 km/h (43 MPH) for 100 consecutive seconds.
  6. Check 1st trip DTC.
  7. If 1st trip DTC is detected, go to "DIAGNOSIS PROCEDURE ".
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