DTC U0100: Lost Communication with ECM / PCM "A"; DTC U0129: Lost Communication with Brake System Control Module; DTC U0131: Lost Communication with Power Steering Control Module; DTC U0142: Lost Communication with Body Control Module "B"; DTC U0151: Lost Communication with Restraints Control Module; DTC U0163: Lost Communication with Navigation Control Module; DTC U023A: Lost Communication with Front Camera Module; DTC U1104: Lost Communication with Driving Support ECU [02/2014 - 11/2016]: Description

The combination meter assembly communicates with the ECM, power management control ECU, skid control ECU assembly, power steering ECU assembly, main body ECU (multiplex network body ECU), airbag sensor assembly, navigation receiver assembly, lane departure warning camera and driving support ECU assembly via the CAN communication system.

DTC No.	Detection Item	DTC Detection Condition	Trouble Area	Memory	Note
U0100	Lost Communication with ECM / PCM "A"	When IG voltage is 9.5 V or more and the following condition is detected: No communication with ECM or power management control ECU continues for 2 seconds or more	ECM Power management control ECU CAN communication system Combination meter assembly	DTC stored	-
U0129	Lost Communication with Brake System Control Module	When IG voltage is 9.5 V or more and the following condition is detected: No communication with skid control ECU assembly continues for 3 seconds or more	Skid control ECU assembly CAN communication system Combination meter assembly	DTC stored	-
U0131	Lost Communication with Power Steering Control Module	When IG voltage is 9.5 V or more and the following condition is detected: No communication with power steering ECU assembly continues for 3 seconds or more	Power steering ECU assembly CAN communication system Combination meter assembly	DTC stored	-
U0142	Lost Communication with Body Control Module "B"	When IG voltage is 9.5 V or more and the following condition is detected: No communication with main body ECU (multiplex network body ECU) continues for 10 seconds or more	Main body ECU (multiplex network body ECU) CAN communication system Combination meter assembly	DTC stored	-
U0151	Lost Communication with Restraints Control Module	When IG voltage is 9.5 V or more and the following condition is detected: No communication with airbag sensor assembly continues for 10 seconds or more	Airbag sensor assembly CAN communication system Combination meter assembly	DTC stored	-
U0163	Lost Communication with Navigation Control Module	When IG voltage is 9.5 V or more and the following condition is detected: No communication with navigation receiver assembly continues for 3 seconds or more	Navigation receiver assembly CAN communication system Combination meter assembly	DTC stored	-
U023A	Lost Communication with Front Camera Module	When IG voltage is 9.5 V or more and the following condition is detected: No communication with lane departure warning camera continues for 10 seconds or more	Lane departure warning camera CAN communication system Combination meter assembly	DTC stored	w/ Lane Departure Alert System
U1104	Lost Communication with Driving Support ECU	When IG voltage is 9.5 V or more and the following condition is detected: No communication with driving support ECU assembly continues for 10 seconds or more	Driving support ECU assembly CAN communication system Combination meter assembly	DTC stored	w/ Pre-collision System