Where is the automatic transmission speed sensors 2001 Nissan Frontier located?

In a 2001 Nissan Frontier, the automatic transmission speed sensors are typically located on the transmission itself. There are usually two sensors: one for output speed, located on the transmission tailshaft, and another for input speed, found on the transmission case. To access them, you may need to lift the vehicle and remove any undercarriage components that obstruct your view. Always consult the vehicle's service manual for specific details and diagrams.