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Home >> Toyota >> 1993 >> Land Cruiser >> Repair and Diagnosis >> Engine Performance >> System >> Engine Controls - Tests W/Codes >> Trouble Code Diagnostic Charts >> Code 53 - Knock Control Signal

Code 53 - Knock Control Signal

Code 53 is caused by loss of knock control signal to ECM for 6 crank revolutions with engine speed at 1600-5200 RPM. Check for faulty ECM.

NOTE: Diagnostic chart is not available from manufacturer.
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