DTC B2781: Open/Short in Steering Lock ECU: Description

If the steering lock ECU determines that there is a malfunction inside the ECU, it outputs this DTC. The steering lock ECU diagnosis information cannot be read directly from the steering lock ECU by the tester. The diagnosis information from the steering lock ECU is transmitted to the tester via the certification ECU to the tester using the controller area network (CAN).

DTC No.	DTC Detecting Condition	Trouble Area
B2781	Steering lock motor drive circuit is defective. Both lock and unlock position sensors detect "ON".	Steering lock actuator assembly (Steering lock ECU)