Output Shaft Speed Sensor
WARNING: This page is about a different car, the 2002 Ford Escape, 2001 Mazda Tribute, and 2001 Ford Escape. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
Output shaft speed sensor may also be known as vehicle speed sensor.
The Output Shaft Speed (OSS) is a magnetic pickup that sends output speed signal to the PCM. Malfunction of sensor may cause harsh engagements of shifts. Lack of 4th gear, TCC lock-up, or engine braking in manual 2nd or manual 3rd gear may also result.