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Home >> Cadillac >> 2003 >> CTS Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Self-Diagnostics >> Diagnostic Tests >> DTC P0327: Knock Sensor Circuit Low Input - Bank 1 & DTC P0332: Knock Sensor Circuit Low Input - Bank 2 >> Test Description
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Test Description

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

  1. 3

    This step tests for continuity in the KS circuit. An Out Of Limit (OL) on the DMM display indicates an open in either the wiring or the ECM.