Canister Vent Valve Circuit Monitor
CANISTER VENT VALVE CIRCUIT MONITOR OPERATION
| DTCs | P0449 |
| Monitor execution | Continuous |
| Monitoring duration | 5 sec. |
ENABLE CONDITIONS
| Parameter | Min. | Max. |
|---|---|---|
| Phase 1 | ||
| Vent valve | Close (command ON) | |
| Phase 2 | ||
| Vent Valve | Open (command OFF) | |
TYPICAL MALFUNCTION THRESHOLDS
| Phase 1 | Monitor signal current > 1.5 A |
| Phase 2 | Monitor signal voltage < 3 V |