Possible causes
– Faulty Revolution Sensor
– Revolution Sensor harness is open or shorted
– Revolution Sensor circuit poor electrical connection
– Damaged EC
– Damaged Transmission Control Module (TCM)
– Revolution Sensor harness is open or shorted
– Revolution Sensor circuit poor electrical connection
– Damaged EC
– Damaged Transmission Control Module (TCM)
Tech description
On most Nissan vehicles, the vehicle speed sensor is called Revolution Sensor
When is the obd code mean?
The output shaft speed sensor failed to provide a signal to the TCM upon initial movement of vehicle.
Symptoms
– Engine Light ON (or Service Engine Soon Warning Light)
– Speedometer improper reading
– Possible shifting problems
– Speedometer improper reading
– Possible shifting problems
P0722 NISSAN OBD Code Description
The speed sensor (revolution 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.