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Home >> Lexus >> 2007 >> LS 460L >> Repair and Diagnosis >> External Pages >> Different car >> Section 93 (Engine Control System) >> DTC P0127: IAT Sensor >> DTC Confirmation Procedure >> Testing Condition: >> With CONSULT-II
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With CONSULT-II

WARNING: This page is about a different car, the 2004 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.
  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-II.
    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-II.
  4. Start engine.
  5. Hold vehicle speed at more than 70 km/h (43 MPH) for 100 consecutive seconds.
    Fig 1: Displaying Data Monitor Screen
    G00775560Courtesy of NISSAN MOTOR CO., U.S.A.
  6. If 1st trip DTC is detected, go to DIAGNOSTIC PROCEDURE  .