DTC U0100-87: Lost Communication With ECM/PCM "A" Missing Message; DTC U0103-87: Lost Communication with Gear Shift Control Module "A" Missing Message; DTC U0110-87: Lost Communication with Drive Motor Control Module "A" Missing Message; DTC U0125-87: Lost Communication with Multi-axis Acceleration Sensor Module Missing Message; DTC U0126-87: Lost Communication with Steering Angle Sensor Module Missing Message; DTC U0131-87: Lost Communication with Power Steering Control Module Missing Message; DTC U0140-87: Lost Communication with Body Control Module Missing Message; DTC U0151-87: Lost Communication with Restraints Control Module Missing Message; DTC U025E-87: Lost Communication with Electronic Brake Booster Control Module "A" Missing Message; DTC U0293-87: Lost Communication with Hybrid/EV Powertrain Control Module Missing Message; DTC U1107-87: Lost Communication with Power Management Module Missing Message; DTC U111A-87: Lost Communication with ECM/PCM "A" (ch2) Missing Message; DTC U1150-87: Lost Communication with Hybrid Powertrain Control Module (ch2) Missing Message; DTC U1159-87: Lost Communication with Electronic Brake Booster Control Module "A" (ch3) Missing Message [03/2023 - ]: Description

The airbag ECU assembly has a built-in yaw rate and acceleration sensor.

The No. 2 skid control ECU (brake actuator assembly) communicates with the following ECUs and sensors via CAN communication.

Steering angle sensor
Power steering ECU assembly
Yaw rate and acceleration sensor (airbag ECU assembly)
Certification ECU (smart key ECU assembly)
Inverter with converter assembly
No. 1 skid control ECU (brake booster with master cylinder assembly)
Main body ECU (multiplex network body ECU)
Shift control ECU (transmission floor shift assembly)
Hybrid vehicle control ECU
ECM

DTC No.	Detection Item	DTC Detection Condition	Trouble Area	MIL	DTC Output from	Priority	Note
U0100-87	Lost Communication With ECM/PCM "A" Missing Message	When terminal IG2 voltage is 10 V or more, data cannot be received from the ECM for 2 seconds or more.	CAN communication line ECM No. 2 skid control ECU (brake actuator assembly)	Comes on	Brake/EPB	B	SAE Code: U0100 Output ECU: No. 2 skid control ECU (brake actuator assembly)
U0103-87	Lost Communication with Gear Shift Control Module "A" Missing Message	When the voltage at terminal IG1 is 10 V or more, data from the shift control ECU (transmission floor shift assembly) cannot be received for 5 seconds or more.	CAN communication line Shift control ECU (transmission floor shift assembly) No. 2 skid control ECU (brake actuator assembly)	Does not come on	Brake/EPB	B	Output ECU: No. 2 skid control ECU (brake actuator assembly)
U0110-87	Lost Communication with Drive Motor Control Module "A" Missing Message	When terminal IG1 voltage is 10 V or more, data cannot be received from the inverter with converter assembly for 2 seconds or more.	CAN communication line Inverter with converter assembly No. 2 skid control ECU (brake actuator assembly)	Comes on	Brake/EPB	B	SAE Code: U0110 Output ECU: No. 2 skid control ECU (brake actuator assembly)
U0125-87	Lost Communication with Multi-axis Acceleration Sensor Module Missing Message	When the +BS terminal voltage is between 9.5 and 17.4 V, data from the acceleration sensor cannot be received for 1 second or more.	CAN communication line Yaw rate and acceleration sensor (airbag ECU assembly) No. 2 skid control ECU (brake actuator assembly)	Comes on	Brake/EPB	B	SAE Code: U0125 Output ECU: No. 2 skid control ECU (brake actuator assembly)
U0126-87	Lost Communication with Steering Angle Sensor Module Missing Message	When the +BS terminal voltage is between 9.5 and 17.4 V, data from the steering angle sensor cannot be received for 1 second or more.	CAN communication line Steering angle sensor No. 2 skid control ECU (brake actuator assembly)	Does not come on	Brake/EPB	B	Output ECU: No. 2 skid control ECU (brake actuator assembly)
U0131-87	Lost Communication with Power Steering Control Module Missing Message	When the voltage at terminal +BS is 9.5 to 17.4 V, data from the power steering ECU assembly cannot be received for 1 second or more.	CAN communication line Power steering ECU assembly No. 2 skid control ECU (brake actuator assembly)	Does not come on	Brake/EPB	B	Output ECU: No. 2 skid control ECU (brake actuator assembly)
U0140-87	Lost Communication with Body Control Module Missing Message	When the voltage at terminal IG1 is 10 V or more, data from the main body ECU (multiplex network body ECU) cannot be received for 2 seconds or more.	CAN communication line Main body ECU (multiplex network body ECU) No. 2 skid control ECU (brake actuator assembly)	Does not come on	Brake/EPB	B	Output ECU: No. 2 skid control ECU (brake actuator assembly)
U0151-87	Lost Communication with Restraints Control Module Missing Message	When the +BS terminal voltage is between 9.5 and 17.4 V and the vehicle speed exceeds 7 km/h (4 mph), data cannot be received from the airbag ECU assembly for 5 seconds or more.	CAN communication line Airbag ECU assembly No. 2 skid control ECU (brake actuator assembly)	Does not come on	Brake/EPB	B	Output ECU: No. 2 skid control ECU (brake actuator assembly)
U025E-87	Lost Communication with Electronic Brake Booster Control Module "A" Missing Message	When the voltage at terminal IG1 is 10 V or more, communication between the No. 1 skid control ECU (brake booster with master cylinder assembly) and No. 2 skid control ECU (brake actuator assembly) is not possible for 2 seconds or more.	CAN communication line No. 1 skid control ECU (brake booster with master cylinder assembly) No. 2 skid control ECU (brake actuator assembly)	Comes on	Brake/EPB	B	SAE Code: U025E Output ECU: No. 2 skid control ECU (brake actuator assembly)
U0293-87	Lost Communication with Hybrid/EV Powertrain Control Module Missing Message	When the voltage at terminal IG2 is 10 V or more, data from the hybrid vehicle control ECU cannot be received for 2 seconds or more.	CAN communication line Hybrid vehicle control ECU No. 2 skid control ECU (brake actuator assembly)	Comes on	Brake/EPB	B	SAE Code: U0293 Output ECU: No. 2 skid control ECU (brake actuator assembly)
U1107-87	Lost Communication with Power Management Module Missing Message	When the voltage at terminal IG1 is 10 V or more, the certification ECU (smart key ECU assembly) cannot communicate for 3 seconds or more.	CAN communication line Certification ECU (smart key ECU assembly) No. 2 skid control ECU (brake actuator assembly)	Comes on	Brake/EPB	B	SAE Code: U1107 Output ECU: No. 2 skid control ECU (brake actuator assembly)
U111A-87	Lost Communication with ECM/PCM "A" (ch2) Missing Message	When terminal IG2 voltage is 10 V or more, data cannot be received from the ECM for 2 seconds or more.	CAN communication line ECM No. 2 skid control ECU (brake actuator assembly)	Comes on	Brake/EPB	B	SAE Code: U111A Output ECU: No. 2 skid control ECU (brake actuator assembly)
U1150-87	Lost Communication with Hybrid Powertrain Control Module (ch2) Missing Message	When the voltage at terminal IG2 is 10 V or more, data from the hybrid vehicle control ECU cannot be received for 2 seconds or more.	CAN communication line Hybrid vehicle control ECU No. 2 skid control ECU (brake actuator assembly)	Comes on	Brake/EPB	B	SAE Code: U1150 Output ECU: No. 2 skid control ECU (brake actuator assembly)
U1159-87	Lost Communication with Electronic Brake Booster Control Module "A" (ch3) Missing Message	When the voltage at terminal IG1 is 10 V or more, communication between the No. 1 skid control ECU (brake booster with master cylinder assembly) and No. 2 skid control ECU (brake actuator assembly) is not possible for 2 seconds or more.	CAN communication line No. 1 skid control ECU (brake booster with master cylinder assembly) No. 2 skid control ECU (brake actuator assembly)	Does not come on	Brake/EPB	B	Output ECU: No. 2 skid control ECU (brake actuator assembly)