On Board Diagnosis Logic
WARNING: This page is about a different car, the 2008 Nissan Quest. However, it is still accessible from the selected car via links, so may be relevant.
NOTE:
If DTC P0451 is displayed with DTC P0643, first perform the trouble diagnosis for DTC P0643. Refer to
"DTC P0643 SENSOR POWER SUPPLY ".
DTC DETECTING CONDITION AND POSSIBLE CAUSE
| DTC No. | Trouble diagnosis name | DTC detecting condition | Possible cause |
|---|---|---|---|
| P0451 0451 |
EVAP control system pressure sensor performance | ECM detects a sloshing signal from the EVAP control system pressure sensor |
|