DTC U0101: Lost Communication With TCM; DTC U0122: Lost Communication With Vehicle Dynamics Control Module; DTC U0142: Lost Communication with Body Control Module "B"; DTC U0155: Lost Communication with Instrument Panel Cluster (IPC) Control Module; DTC U0327: Lost Communication with Vehicle Security Control Module [12/2019 - 11/2023]: Description

These DTCs are stored when a malfunction occurs in the CAN communication system.

DTC No.	Detection Item	DTC Detection Condition	Trouble Area
U0101	Lost Communication With TCM	Communication malfunction detected between multiplex network door ECU and ECM	CAN communication system ECM Multiplex network door ECU
U0122	Lost Communication With Vehicle Dynamics Control Module	Communication malfunction detected between multiplex network door ECU and skid control ECU (no. 1 brake actuator assembly)	CAN communication system Skid control ECU (No. 1 brake actuator assembly) Multiplex network door ECU
U0142	Lost Communication with Body Control Module "B"	Communication malfunction detected between multiplex network door ECU and main body ECU (multiplex network body ECU)	CAN communication system Main body ECU (multiplex network body ECU) Multiplex network door ECU
U0155	Lost Communication with Instrument Panel Cluster (IPC) Control Module	Communication malfunction detected between multiplex network door ECU and combination meter assembly	CAN communication system Combination meter assembly Multiplex network door ECU
U0327	Lost Communication with Vehicle Security Control Module	Communication malfunction detected between multiplex network door ECU and certification ECU (smart key ECU assembly)	CAN communication system Certification ECU (smart key ECU assembly) Multiplex network door ECU