DTC Description
DTC DETECTION LOGIC
| DTC No. | CONSULT screen terms (Trouble diagnosis content) |
DTC detecting condition |
|---|---|---|
| U1000 | CAN COMM CIRCUIT (CAN communication circuit) |
Communication signal other than OBD (emission related diagnosis) is not received between electric intake valve timing control module and ECM for 2 seconds or more. |
POSSIBLE CAUSE
NOTE:
Confirm if DTC is PAST or CRNT. If DTC is CRNT, proceed with Diagnosis Procedure. If DTC is PAST, clear DTC. Do not replace the ECM for a PAST DTC.
- Harness or connectors (Engine communication line is open or shorted)
- ECM
- Electric intake valve timing control module
FAIL-SAFE
Not applicable