April 5, 2026: LEMON Manuals is launched! Read the announcement.

Input Speed Sensor

The input speed sensor is installed to the front side of transaxle case.
The input speed sensor detects input shaft speed.
The input speed sensor generates an ON-OFF pulse signal according to the rotating body speed. TCM judges the rotating body speed from the pulse signal.

Fig 1: CVT Control System Operation Diagram (Primary Speed Sensor)
Courtesy of NISSAN NORTH AMERICA, INC.