Mountaineer 4WD V6-245 4.0L VIN X SFI (2000)
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Knock Sensor: Description and Operation
Knock Sensor
Knock Sensor (KS)
The Knock Sensor (KS) is a tuned accelerometer on the engine which converts engine vibration to an electrical signal. The PCM uses this signal to
determine the presence of engine knock and to retard spark timing.