P0723
Powertrain Codes
P0723 - ACURA - Countershaft Speed Sensor Intermittent
Symptoms
- Engine Light ON (or Service Engine Soon Warning Light) - Speedometer improper reading - Possible shifting problems
Possible Causes
- Speed sensor harness or connectors - Sensor circuit is open or shorted - Speed sensor
When Detected
The output shaft speed sensor provides an intermittent signal to the TCM upon initial movement of vehicle.
Description
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.