Dakota 4WD V6-3.9L VIN X (1997)
Vehicle Speed Sensor/Transducer - Cruise Control: Description and Operation
SYSTEM OPERATION
The Vehicle Speed Sensor (VSS) is a pulse generator mounted to an adapter near the transmission output shaft. The sensor is driven through the
adapter by a speedometer pinion gear. The VSS pulse signal to the speedometer/odometer is monitored by the PCM speed control circuitry to
determine vehicle speed and to maintain speed control set speed. Refer to the appropriate Powertrain Diagnostic Procedures in Powertrain
Management/Computer and Control Systems for diagnosis and testing of this component.
