DTC Description
DTC DETECTION LOGIC
| DTC | CONSULT screen terms(Trouble diagnosis content) | DTC detection condition | |
| U0073 | COMM BUS A OFF(Control Module Communication Bus A Off) | Diagnosis condition | When turning ON the ignition switch |
| Signal | CAN communication | ||
| Threshold | TCM communication blockage (Communication not established) | ||
| Diagnosis delay time | Last for 2 seconds or more | ||
POSSIBLE CAUSE
Harness or connector (CAN communication line is error)
FAIL-SAFE
- Selector shock is large
- Start is slow
- Acceleration is slow
- Lock-up is not performed