DTC Detection Logic
NOTE:
- If DTC P0462 or P0463 is displayed with DTC UXXXX, first perform the trouble diagnosis for DTC UXXXX.
- If DTC P0462 or P0463 is displayed with DTC P0607, first perform the trouble diagnosis for DTC P0607. Refer to "DTC LOGIC ".
This diagnosis indicates the former, to detect open or short circuit malfunction.
DTC DETECTING CONDITION CHART
| DTC No. | Trouble diagnosis name | DTC detecting condition | Possible cause |
|---|---|---|---|
| P0462 | Fuel level sensor circuit low input | An excessively low voltage from the sensor is sent to ECM. |
|
| P0463 | Fuel level sensor circuit high input | An excessively high voltage from the sensor is sent to ECM. |