knock sensors Archives - Import Car
VIDEO: Is Your Engine Knock Sensor Working Properly?

The greater the vibration or shock, the higher the voltage and frequency. This video is sponsored by NGK Spark Plugs.

VIDEO: Two Tips For Knock Sensor Diagnosis

Andrew Markel introduces two tips for diagnosing knock sensors, including checking AC voltage and the possible induction of a “knock moment.” Sponsored by Intermotor.