DTC P0715-00: Turbine/Input Shaft Speed Sensor/Sensor Output Range Malfunction (TCM) (Us): Outline

WARNING: This page is about a different car, the 2020 Mazda CX-30. However, it is still accessible from the selected car via links, so may be relevant.

DTC P0715:00 (TCM, ET6A-EL, ET6AX-EL, US) DETECTION CONDITION AND POSSIBLE CAUSE

System malfunction location	Turbine/input shaft speed sensor/sensor output range malfunction
Detection condition	Under the following conditions, the difference between engine speed signal and turbine/input shaft speed signal is 400 rpm or more for 1 s: Engine is running. Turbine/input shaft speed sensor is 9, 000 rpm or less. The gear shift position is in the neutral condition.
Fail-safe	Set to TCC control. Inhibits learning control. Inhibits manual mode. Inhibits neutral idle control. Inhibits AAS. Inhibits 5GR and 6GR. Inhibits shift down when the accelerator pedal is depressed.
Possible cause	Turbine/input shaft speed sensor malfunction
System wiring diagram	Not applicable
Connector diagram	Not applicable