On Board Diagnosis Logic
NOTE:
- If DTC P0462 or P0463 is displayed with DTC U1000 or U1001, first perform the trouble diagnosis for DTC U1000, U1001. Refer to "DTC U1000, U1001 CAN COMMUNICATION LINE ".
- If DTC P0462 or P0463 is displayed with DTC U1010, first perform the trouble diagnosis for DTC U1010. Refer to "DTC U1010 CAN COMMUNICATION ".
This diagnosis indicates the former, to detect open or short circuit malfunction.
DTC DETECTING CONDITION & POSSIBLE CAUSE
| DTC No. | Trouble diagnosis name | DTC detecting condition | Possible cause |
|---|---|---|---|
| P0462 0462 | Fuel level sensor circuit low input | An excessively low voltage is sent from the sensor is sent to ECM. |
|
| P0463 0463 | Fuel level sensor circuit high input | An excessively high voltage is sent from the sensor is sent to ECM. |