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Home › Toyota › 1993 › Camry SE, Automatic › Repair and Diagnosis › Engine Performance › System › Engine Controls - Tests W/Codes › Trouble Code Diagnostic Charts › Code 52, 55 - Knock Sensor Signal › Probable Causes

Probable Causes

Knock Sensor
Open Or Short In Knock Sensor Circuit
ECM Defective

NOTE: Diagnostic chart is not available from manufacturer.