On Board Diagnosis Logic
WARNING: This page is about a different car, the 2013 Nissan Armada. However, it is still accessible from the selected car via links, so may be relevant.
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 P0643 SENSOR POWER SUPPLY .
This diagnosis indicates the former, to detect open or short circuit malfunction.
| DTC No. | Trouble diagnosis name | DTC detecting condition | Possible cause |
|---|---|---|---|
| P0462 0462 |
Fuel level sensor circuit low input | An excessively low voltage from the sensor is sent to ECM. |
|
| P0463 0463 |
Fuel level sensor circuit high input | An excessively high voltage from the sensor is sent to ECM. |