Transfer Shaft Speed Sensor

Fig 1: Identifying Speed Sensor

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

The transfer shaft speed sensor (3) is a two wire magnetic pickup device that generates alternating current signals as rotation occurs.

Fig 2: Identifying Speed Sensor And O-Ring

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

The transfer shaft speed sensor (1) is bolted to the case and uses a O-ring (2) to seal it to the case.

Fig 3: Identifying Speed Sensor

Courtesy of VOLKSWAGEN GROUP OF AMERICA, INC.

The transfer shaft speed sensor (3) is located at the rear of the case. It reads rotation of the front annulus/rear carrier assembly.