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 No. | CONSULT screen terms (Trouble diagnosis content) |
DTC detecting condition | Possible cause |
|---|---|---|---|
| P0462 | FUEL LEVL SEN/CIRC (Fuel level sensor 'A' circuit low) |
An excessively low voltage from the sensor is sent to ECM. |
|
| P0463 | FUEL LEVL SEN/CIRC (Fuel level sensor 'A' circuit high) |
An excessively high voltage from the sensor is sent to ECM. |