DTC U0073: Control Module Communication Bus Off; DTC U0100: Lost Communication with ECM / PCM "A"; DTC U0101: Lost Communication with TCM; DTC U0126: Lost Communication with Steering Angle Sensor Module; DTC U0129: Lost Communication with Brake System Control Module; DTC U0142: Lost Communication with Body Control Module "B"; DTC U0155: Lost Communication with Instrument Panel Cluster (IPC) Control Module [10/2016 - 10/2017]: Description

These DTCs are stored when the CAN communication system is malfunctioning.

DTC No.	Detection Item	DTC Detection Condition	Trouble Area
U0073	Control Module Communication Bus Off	Lost communication with CAN communication line	CAN communication system
U0100	Lost Communication with ECM / PCM "A"	Lost communication with ECM	CAN communication system ECM
U0101	Lost Communication with TCM	Lost communication with TCM	CAN communication system TCM (2GR-FSE) ECM (8AR-FTS)
U0126	Lost Communication with Steering Angle Sensor Module	Lost communication with steering sensor	CAN communication system Steering sensor
U0129	Lost Communication with Brake System Control Module	Lost communication with brake actuator assembly (skid control ECU)	CAN communication system Brake actuator assembly (skid control ECU)
U0142	Lost Communication with Body Control Module "B"	Lost communication with main body ECU (multiplex network body ECU)	CAN communication system Main body ECU (multiplex network body ECU)
U0155	Lost Communication with Instrument Panel Cluster (IPC) Control Module	Lost communication with combination meter assembly	CAN communication system Combination meter assembly