DTC U0073: Control Module Communication Bus Off; DTC U0100: Lost Communication with ECM / PCM "A"; DTC U0126: Lost Communication with Steering Angle Sensor Module; DTC U0129: Lost Communication with Brake System Control Module; DTC U0142: Lost Communication with Main Body ECU; DTC U1000: Can Communication Failure(Message Registry); DTC U1121: Lost Communication with Driver Seat Module [08/2015 - 08/2019]: Procedure
- CHECK FOR DTC
- Use the Techstream to check if the CAN communication system is functioning normally (Refer to HOW TO PROCEED WITH TROUBLESHOOTING [08/2015 - 08/2019]
).
OK
DTC is not output.
Result:
OK
USE SIMULATION METHOD TO CHECK
(Refer to HOW TO PROCEED WITH TROUBLESHOOTING [08/2015 - 08/2019] )
Result:
NG
GO TO CAN COMMUNICATION SYSTEM
(Refer to DIAGNOSIS SYSTEM [08/2015 - 08/2019] )
- Use the Techstream to check if the CAN communication system is functioning normally (Refer to HOW TO PROCEED WITH TROUBLESHOOTING [08/2015 - 08/2019]
).