On Board Diagnosis Logic
If DTC P0453 is displayed with DTC P0643, first perform the trouble diagnosis for DTC P0643. Refer to P0643 SENSOR POWER SUPPLY .
| DTC No. | Trouble diagnosis name | DTC detecting condition | Possible cause |
|---|---|---|---|
| P0453 0453 |
EVAP control system pressure sensor high input | An excessively high voltage from the sensor is sent to ECM. |
|