DTC U0100-87: Lost Communication with ECM/PCM "A" Missing Message; DTC U0101-87: Lost Communication with TCM Missing Message; DTC U0129-87: Lost Communication with Brake System Control Module "A" Missing Message; DTC U0131-87: Lost Communication with Power Steering Control Module "A" Missing Message; DTC U0140-87: Lost Communication with Body Control Module Missing Message; DTC U0155-87: Lost Communication with Instrument Panel Cluster (IPC) Control Module Missing Message; DTC U0242-87: Lost Communication with Headlamp Control Module "B" Missing Message; DTC U114F-87: Lost Communication with Power Integration Module Missing Message [02/2024 - ]: Description
These DTCs are stored if a CAN communication malfunction occurs between the No. 1 headlight ECU sub-assembly LH and other ECUs.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area | DTC Output from | Priority |
|---|---|---|---|---|---|
| U0100-87 | Lost Communication with ECM/PCM "A" Missing Message | The No. 1 headlight ECU sub-assembly LH does not receive data from the ECM for approximately 10 seconds or more. | CAN communication system | Main Body | B |
| U0101-87 | Lost Communication with TCM Missing Message | The No. 1 headlight ECU sub-assembly LH does not receive data from the TCM for approximately 10 seconds or more. | CAN communication system | Headlight Control | B |
| U0129-87 | Lost Communication with Brake System Control Module "A" Missing Message | The No. 1 headlight ECU sub-assembly LH does not receive data from the skid control ECU (brake actuator assembly) for approximately 10 seconds or more. | CAN communication system | Headlight Control | B |
| U0131-87 | Lost Communication with Power Steering Control Module "A" Missing Message | The No. 1 headlight ECU sub-assembly LH does not receive data from the rack and pinion power steering gear assembly (steering control ECU) for approximately 10 seconds or more. | CAN communication system | Headlight Control | B |
| U0140-87 | Lost Communication with Body Control Module Missing Message | The No. 1 headlight ECU sub-assembly LH does not receive data from the main body ECU (multiplex network body ECU) for approximately 10 seconds or more. | CAN communication system | Headlight Control | B |
| U0155-87 | Lost Communication with Instrument Panel Cluster (IPC) Control Module Missing Message | The No. 1 headlight ECU sub-assembly LH does not receive data from the combination meter assembly for approximately 10 seconds or more. | CAN communication system | Headlight Control | B |
| U0242-87 | Lost Communication with Headlamp Control Module "B" Missing Message | The No. 1 headlight ECU sub-assembly LH does not receive data from the No. 1 headlight ECU sub-assembly RH for approximately 10 seconds or more. | CAN communication system | Headlight Control | B |
| U114F-87 | Lost Communication with Power Integration Module Missing Message | The No. 1 headlight ECU sub-assembly LH does not receive data from the main body ECU (multiplex network body ECU) for approximately 10 seconds or more. | CAN communication system | Headlight Control | B |