C2301 – Shift Changing Time Malfunction

C2301 Possible Symptoms

Anti-Lock Brake System (ABS) Warning Light ON,Engine Light ON (or Service Engine Soon Warning Light)

C2301 Possible Causes

Faulty Shift Control Actuator,Faulty Transmission Control ECU Assembly,Faulty Hybrid Vehicle Transaxle Assembly,Faulty Auxiliary Battery

C2301 Description

The Transmission Control ECU receives a P position switch signal from the power management control ECU (HV CPU) and then activates the shift control actuator. At the same time, the Transmission Control ECU detects the length of time it takes for the parking lock mechanism to switch. The Transmission Control ECU outputs this Diagnostic Trouble Code (DTC) when this length of time is longer than specification.