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CCIYU knock sensor with harness Fit for 90-2000 1987-1995 for Nissan Pathfinder 3.0L 1996-2000 for Nissan Pathfinder 3.3L 1995-2004 for Nissan Pickup 2.4L 1995-1996 for Nissan Pickup 3.0L
A vehicle knock sensor is a sensor screwed into the engine s block or cylinder head. It is used to detect engine knock or detonation (there is a piezoelectric element inside the sensor). The signal from the knock sensor is sent to the PCM/ECM and...
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