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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1397 (Body Control System) >> Diagnostic Information and Procedures >> DTC B1000: ECU Malfunction >> Conditions for Running the DTC

Conditions for Running the DTC

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The module runs the program to detect an internal fault when power up is commanded. The only requirements are voltage and ground. This program runs even if the voltage is out of the valid operating range.

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