DTC C13A2: Engine Switch/Power Switch Malfunction [10/2020 - 10/2023]: Description

Power is supplied to the parking brake ECU assembly from the BECU terminal.

C13A2 is stored if the IG power source is not input to the parking brake ECU assembly when communication with other ECUs occurs.

DTC No.	Detection Item	DTC Detection Condition	Trouble Area	Memory	Note
C13A2	Engine Switch/Power Switch Malfunction	Diagnosis Condition: While the vehicle speed is 6 km/h (4 mph) or more and CAN communication is established with both the hybrid vehicle control ECU assembly and main body ECU (multiplex network body) Malfunction Status: IG power source not input to parking brake ECU assembly Malfunction Duration: Approximately 3 seconds	Wire harness or connector IG power source circuit Parking brake ECU assembly	Yes	An electric parking brake system malfunction is displayed on the multi-information display.