Trouble Diagnosis: Self-Diagnosis
WARNING: This page is about a different car, the 2007 Nissan Pathfinder. However, it is still accessible from the selected car via links, so may be relevant.
DTC DIAGNOSIS CHART
| DTC | Self-diagnosis item (CONSULT-II indication) | DTC detection condition | Inspection/Action |
|---|---|---|---|
| U1000 | CAN COMM CIRCUIT | When ECM is not transmitting or receiving CAN communication signal of OBD (emission-related diagnosis) for 2 seconds or more. | Refer to "TROUBLE DIAGNOSES WORK FLOW ". |
| 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". |