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 [09/2019 - ]: Description
These DTCs are stored if a CAN communication malfunction occurs between the headlight ECU sub-assembly LH and other ECUs.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | Note |
|---|---|---|---|---|
| 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 |
|
- |
| U0101 | Lost Communication with TCM | Lost Communication with TCM |
|
- |
| U0126 | Lost Communication with Steering Angle Sensor Module | Lost communication with steering sensor |
|
- |
| U0129 | Lost Communication with Brake System Control Module | Lost communication with brake actuator assembly (skid control ECU) |
|
- |
| U0142 | Lost Communication with Body Control Module "B" | Lost communication with main body ECU (multiplex network body ECU) |
|
- |
| U0155 | Lost Communication with Instrument Panel Cluster (IPC) Control Module | Lost communication with combination meter assembly (meter circuit plate) |
|
- |