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Home >> Jeep >> 2011 >> Compass Limited, AWD, Automatic CVT, CVT3 >> Repair and Diagnosis >> Engine Performance >> Tune-Up >> Ignition System (Service Information) >> SENSOR, Knock >> Description >> Description

SENSOR, Knock: Description: Description

The knock sensor is bolted to the cylinder block. The knock sensor is designed to detect engine vibration that is caused by detonation or preignition.