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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 425 (Engine Controls - Self-Diagnostics) >> Diagnostic Tests >> DTC P0125: Engine Coolant Temperature Excessive Time To Reach Closed Loop >> Test Description

Test Description

WARNING: This page is about a different car, the 2003 Oldsmobile Aurora. However, it is still accessible from the selected car via links, so may be relevant.

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

  1. 3

    This step tests for excess resistance in the ECT circuit.

  2. 4

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