Power Source Circuit [09/2013 - ]: Description

This circuit supplies the power source voltage from the auxiliary battery to terminal B of the steering lock ECU (steering lock actuator assembly).

The diagnosis information of the steering lock ECU (steering lock actuator assembly) is transmitted to the Techstream via the certification ECU (ECU aggregation box assembly) as the steering lock ECU (steering lock actuator assembly) is not connected to the CAN communication system.