Description And Operation: Description

Input speed sensor (A) and output speed sensor (B) are integrated and installed in the transaxle.

Courtesy of KIA MOTORS AMERICA, INC.
Speed sensor uses an electric current type hall sensor in which the current is changed by the magnetic variation.
The sensor provides critical input data used in feedback control, engine clutch control, gear setting control, line pressure control, clutch activation pressure control, and sensor fault analysis.