DTC U0101: Lost Communication with TCM; DTC U0123: Lost Communication with Yaw Rate 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 (Combination Meter) [12/2013 - 11/2016]: Description
These DTCs are stored when a communication malfunction occurs between the sensors and ECUs.
| DTC No. |
Detection Item |
DTC Detection Condition |
Trouble Area |
| U0101 |
Lost Communication with TCM |
- 2 seconds or more have elapsed after the engine switch turned on (IG).
- IG voltage is 10 V or more.
- IG voltage is 10 V or more for 2 seconds or more.
- While the vehicle is being driven at 1 km/h or 1 mph or more, communication between the ECM and lane departure warning camera stops for 5 seconds or more.
|
- CAN communication system
- ECM
- Lane departure warning camera
|
| U0123 |
Lost Communication with Yaw Rate Sensor Module |
- 2 seconds or more have elapsed after the engine switch turned on (IG).
- IG voltage is 10 V or more.
- IG voltage is 10 V or more for 2 seconds or more.
- While the vehicle is being driven at 1 km/h or 1 mph or more, communication between the yaw rate sensor and lane departure warning camera stops for 5 seconds or more.
|
- CAN communication system
- Yaw rate sensor (airbag sensor assembly)
- Lane departure warning camera
|
| U0129 |
Lost Communication with Brake System Control Module |
- 2 seconds or more have elapsed after the engine switch turned on (IG).
- IG voltage is 10 V or more.
- IG voltage is 10 V or more for 2 seconds or more.
- While the engine switch is on (IG), communication between the skid control ECU and lane departure warning camera stops for 5 seconds or more.
|
- CAN communication system
- Skid control ECU (brake actuator assembly)
- Lane departure warning camera
|
| U0142 |
Lost Communication with Body Control Module "B" |
- 2 seconds or more have elapsed after the engine switch turned on (IG).
- IG voltage is 10 V or more.
- IG voltage is 10 V or more for 2 seconds or more.
- While the engine switch is on (IG), communication between the main body ECU and lane departure warning camera stops for 5 seconds or more.
|
- CAN communication system
- Main body ECU (multiplex network body ECU)
- Lane departure warning camera
|
| U0155 |
Lost Communication with Instrument Panel Cluster (IPC) Control Module (Combination Meter) |
- 2 seconds or more have elapsed after the engine switch turned on (IG).
- IG voltage is 10 V or more.
- IG voltage is 10 V or more for 2 seconds or more.
- While the engine switch is on (IG), communication between the combination meter and lane departure warning camera stops for 50 seconds or more.
|
- CAN communication system
- Combination meter assembly
- Lane departure warning camera
|