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Home >> Ford >> 2001 >> Windstar Base >> Repair and Diagnosis >> Transmission >> Automatic Trans >> Automatic Transmission >> Description & Operation >> Transaxle Electronic Control System >> Output Shaft Speed (OSS) Sensor

Output Shaft Speed (OSS) Sensor

The Output Shaft Speed (OSS) sensor is a magnetic pickup, located at the output shaft ring gear, that send a signal to the Powertrain Control Module (PCM) to indicate transmission output speed. The OSS is used for Torque Converter Clutch control, speed scheduling and to determine electronic pressure control.