Knock Sensor

A car Knock Sensor detects abnormal vibrations in the engine.
A car Knock Sensor is important because it can prevent engine damage and improve engine performance.
The car Knock Sensor is used when the engine is running.
The car Knock Sensor is typically located on the engine block or cylinder head.
A car Knock Sensor works by detecting the high-frequency vibrations created by engine knocking or pre-ignition and sending a signal to the engine control unit to adjust the ignition timing.