LAN System: Self-Diagnosis
DTC DETECTION CONDITION CHART
| DTC | Self-diagnosis item (SDT indication) | DTC detection condition | Inspection/Action |
|---|---|---|---|
| U0101 | LOST COMM (TCM) | When ECM is not transmitting or receiving CAN communication signal of OBD (emission-related diagnosis) from TCM for 2 seconds or more. | Refer to . |
| U0140 | LOST COMM (BCM) | When ECM is not transmitting or receiving CAN communication signal of OBD (emission-related diagnosis) from BCM for 2 seconds or more. | |
| U1000 | CAN COMM CIRCUIT | When a control unit (except for ECM) is not transmitting or receiving CAN communication signal for 2 seconds or more. | |
| U1001 | CAN COMM CIRCUIT | When ECM is not transmitting or receiving CAN communication signal other than OBD (emission-related diagnosis) for 2 seconds or more. | |
| U1002 | SYSTEM COMM | When a control unit is not transmitting or receiving CAN communication signal for 2 seconds or less. | Start the inspection. Refer to the applicable section of the indicated control unit. |
| U1010 | CONTROL UNIT(CAN) | When an error is detected during the initial diagnosis for CAN controller of each control unit. | Replace the control unit indicating "U1010" or "P0607". |
| P0607 | ECM |