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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 413 (Engine Controls - Self Diagnostics - 8.1L) >> Diagnostic Tests >> DTC P0125: Excessive Time To Enter Closed Loop Fuel Control (Sierra & SILVERADO) >> Test Description

Test Description

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

  1. 3

    This step tests for excessive resistance in the ECT circuit.

  2. 7

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

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