DTC U0073: Control Module Communication Bus OFF; DTC U0100: Lost Communication with ECM / PCM; DTC U0123: Lost Communication with Yaw Rate Sensor Module; DTC U0126: Lost Communication with Steering Angle Sensor Module [08/2013 - 12/2013]: Wiring Diagram

Fig 1: Skid control ECU (Brake Actuator Assembly)/ECM/Airbag Sencor Assembly Circuit-Wiring Diagram

Courtesy of © TOYOTA, LICENSE AGREEMENT TMS1002