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Home >> GMC >> 2018 >> Acadia Denali, FWD >> Repair and Diagnosis >> External Pages >> Different car >> Section 276 (Engine Controls And Fuel - 2.0L (LTG) - DTC P0010 To DTC P0246) >> Diagnostic Information and Procedures >> DTC P00EA-P00EC: Intake Air Temperature (IAT) Sensor 3 >> Component Testing

Component Testing

WARNING: This page is about a different car, the 2017 Cadillac ATS. However, it is still accessible from the selected car via links, so may be relevant.

Turbocharger Boost/Intake Air Temperature sensor

  1. Ignition OFF, disconnect the harness connector at the B111B Turbocharger Boost/Intake Air Temperature sensor.
    2. NOTE:

    A thermometer can be used to test the sensor off the vehicle.

  2. Test the IAT sensor 3 by varying the sensor temperature while monitoring the sensor resistance. Compare the readings with the Temperature Versus Resistance - Intake Air Temperature Sensor (Hitachi Sensor)Temperature Versus Resistance - Intake Air Temperature Sensor (Delco Sensor) table for Delco sensors. The resistance values should be in range of the table values.
    • If not within the specified range. 

      Replace the B111B Turbocharger Boost/Intake Air Temperature sensor.

    • If within the specified range. 
  3. All OK
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