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Home >> Chevrolet >> 2018 >> Equinox L >> Repair and Diagnosis >> External Pages >> Different variant/trim >> Section 13 (Engine Controls And Fuel - 1.6L (LH7) Diesel - Diagnostic Information And Procedures (P0016 - P049D)) >> Diagnostic Information And Procedures >> DTC P0112, P0113, Or P0114: Intake Air Temperature (IAT) Sensor 1 Circuit >> Component Testing

Component Testing

WARNING: This page is about a different variant/trim than selected.

Multifunction Intake Air Sensor

  1. Ignition Off, disconnect the harness connector at the B75C Multifunction Intake Air sensor.
    2. NOTE:

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

  2. Test the IAT sensor 1 by varying the sensor temperature while monitoring the sensor resistance. Compare the readings with the Temperature Versus Resistance - Intake Air Temperature Sensor table. The resistance values should be in range of the table values.
    • If not within the table values. 

      Replace the B75C Multifunction Intake Air sensor.

    • Go to next step: If within the table values. 
  3. All OK
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