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Home >> Ford >> 2019 >> Fiesta ST >> Repair and Diagnosis (Single Page) >> Transmission >> Automatic Trans >> Automatic Transmission, Transfer Case And Power Transfer Unit - 6-Speed POWERSHIFT Transmission - DPS6/6DCT250 >> Description And Operation >> Transmission Description - System Operation and Component Description >> Component Description >> Function of the electronic components >> The OSS sensor

The OSS sensor

GFD301102Courtesy of FORD MOTOR COMPANY

The OSS sensor is attached to the transmission housing.

The sensor detects the rotational speed via a transmitter wheel which is attached to the differential. It is a magneto-resistive sensor which measures the rotational speed.