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Home >> Chevrolet >> 2002 >> Blazer 4D Utility, 4WD, Part Time >> Repair and Diagnosis >> External Pages >> Different car >> Section 1289 (Antilock Brake System) >> Diagnostic Information and Procedures >> DTC C0274: Excessive Dump/Isolation Time >> Diagnostic Aids

Diagnostic Aids

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Thoroughly inspect the wiring and the connectors. An incomplete inspection of the wiring and the connectors may result in a misdiagnosis, causing a part replacement with the reappearance of the malfunction.

The following are possible causes of the malfunction:

If an intermittent malfunction exists, refer to TESTING FOR INTERMITTENT AND POOR CONNECTIONS in Wiring Systems.

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