On Board Diagnosis Logic
If DTC P0452 is displayed with DTC P0643, first perform the trouble diagnosis for DTC P0643. Refer to "DTC P0643 SENSOR POWER SUPPLY ".
DTC DETECTING CONDITION POSSIBLE CAUSE
| DTC No. | Trouble diagnosis name | DTC detecting condition | Possible cause |
|---|---|---|---|
| P0452 0452 |
EVAP control system pressure sensor low input | An excessively low voltage from the sensor is sent to ECM. |
|