P0721 Ford

Ford P0721 OBD-II Trouble Code Definition:

P0721 Output Speed Sensor Range/Performance

P0721 Ford OBD-II Trouble CodeDescription:

OBD Trouble Code P0721
Output Speed Sensor Circuit Range/Performance
What does the code mean? OBD-ii Code P0721 definition:
The speed sensor detects the revolution of the idler gear parking pawl lock gear and emits a pulse signal. The pulse signal is sent to the Transmission Control Module (TCM) which converts it into vehicle speed.
Symptoms Sumptoms of OBD code P0721
– Engine Light ON (or Service Engine Soon Warning Light) – Speedometer improper reading – Possible shifting problems
Causes Causes of the OBD-II code P0721
– Speed sensor harness or connectors – Sensor circuit is open or shorted – Speed sensor