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Home >> Infiniti >> 2001 >> QX4 RWD >> Repair and Diagnosis (Single Page) >> Engine Performance >> Theory and Operation >> Engine Controls - Theory & Operation >> Computerized Engine Controls >> Input Devices >> Vehicle Speed Sensor
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Vehicle Speed Sensor

Vehicle Speed Sensor (VSS) is a pulse generator, located in transaxle, which provides a vehicle speed signal to speedometer. Speedometer then sends a signal to ECM.