DTC U0101-87: Lost Communication with TCM Missing Message; DTC U0126-87: Lost Communication with Steering Angle Sensor Module Missing Message; DTC U0129-87: Lost Communication with Brake System Control Module 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 U0293-87: Lost Communication with Hybrid/EV Powertrain Control Module Missing Message [07/2020 - ]: Description
When a malfunction is detected between various ECUs and sensors, these DTCs are stored.
| DTC No. | Detection Item | DTC Detection Condition | Trouble Area |
|---|---|---|---|
| U0101-87 | Lost Communication with TCM Missing Message | After 3 seconds or more have elapsed since turning the road sign assist system on and the ignition switch to ON, a communication malfunction between the forward recognition camera and the hybrid vehicle control ECU is continuously detected for 5 seconds or more. | CAN communication system |
| U0126-87 | Lost Communication with Steering Angle Sensor Module Missing Message | After 3 seconds or more have elapsed since turning the road sign assist system on and the ignition switch to ON, a communication malfunction between the forward recognition camera and the steering sensor is continuously detected for 5 seconds or more. | CAN communication system |
| U0129-87 | Lost Communication with Brake System Control Module Missing Message | After 3 seconds or more have elapsed since turning the road sign assist system on and the ignition switch to ON, a communication malfunction between the forward recognition camera and the No. 2 skid control ECU (brake actuator assembly) is continuously detected for 5 seconds or more. | CAN communication system |
| U0140-87 | Lost Communication with Body Control Module Missing Message | After 3 seconds or more have elapsed since turning the road sign assist system on and the ignition switch to ON, a communication malfunction between the forward recognition camera and the main body ECU (multiplex network body ECU) is continuously detected for 5 seconds or more. | CAN communication system |
| U0155-87 | Lost Communication with Instrument Panel Cluster (IPC) Control Module Missing Message | After 3 seconds or more have elapsed since turning the road sign assist system on and the ignition switch to ON, a communication malfunction between the forward recognition camera and the combination meter assembly is continuously detected for 50 seconds or more. | CAN communication system |
| U0293-87 | Lost Communication with Hybrid/EV Powertrain Control Module Missing Message | After 3 seconds or more have elapsed since turning the road sign assist system on and the ignition switch to ON, a communication malfunction between the forward recognition camera and the hybrid vehicle control ECU is continuously detected for 5 seconds or more. | CAN communication system |