Rear Vehicle Speed Sensor

This rear vehicle speed sensor (output shaft speed sensor) is externally mounted on the extension case. It detects the rear wheel speed in terms of the peripheral speed of the transfer clutch drum and sends sine wave signals (30 pulses per rotation) to the TCM.

Fig 1: Identifying Rear Vehicle Speed Sensor (Output Shaft Speed Sensor)

Courtesy of SUBARU OF AMERICA, INC.