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DTC Detection 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 LOGIC
".
- 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 DETECTION LOGIC
| 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. |
- Harness or connectors (The CAN communication line is open or shorted)
- Harness or connectors (The sensor circuit is open or shorted)
- Combination meter
- Fuel level sensor
|
| P0463 |
Fuel level sensor circuit high input |
An excessively high voltage from the sensor is sent to ECM. |