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Home >> Pontiac >> 2002 >> Aztek FWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls Self-Diagnostics >> Diagnostic Tests >> DTC P0116: ECT Sensor Performance >> Test Description

Test Description

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The numbers below refer to the step numbers in the diagnostic procedures.

  1. 3

    This step tests for excessive resistance in the ECT sensor circuit.

  2. 4

    This step tests for excessive resistance in the IAT sensor circuit.

  3. 5

    This step tests for a skewed sensor through the range of temperatures affecting this DTC.

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