DTC Detection Logic
DTC DETECTING CONDITION AND POSSIBLE CAUSE REFERENCE
| DTC No. |
Trouble diagnosis name |
DTC detecting condition |
Possible cause |
| P0451 |
EVAP control system pressure sensor performance |
ECM detects a sloshing signal from the EVAP control system pressure sensor |
- Harness or connectors
(EVAP control system pressure sensor circuit is shorted.)
[CKP sensor (POS) circuit is shorted.]
[CMP sensor (PHASE) (bank 2) circuit is shorted.]
[EVT control position sensor (bank 2) circuit is shorted.]
(Battery current sensor circuit is shorted.)
(APP sensor 2 circuit is shorted.)
(Refrigerant pressure sensor circuit is shorted.)
- EVAP control system pressure sensor
- Crankshaft position sensor (POS)
- Camshaft position sensor (PHASE) (bank 2)
- Exhaust valve timing control position sensor (bank 2)
- Battery current sensor
- Accelerator pedal position sensor
- Refrigerant pressure sensor
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