Monitor Strategy
MONITOR STRATEGY SPECIFICATION TABLE
| Related DTCs | P0450: Vapor pressure sensor range check P0451: Vapor pressure sensor rationality (noise, stuck) |
| Required sensors/components (Main) | Vapor pressure sensor |
| Required sensors/components (Related) | Mass air flow meter, engine coolant temperature sensor |
| Frequency of operation | Once per driving cycle |
| Duration | P0450: 7 seconds P0451 Signal fluctuation (noise) monitoring: 10 seconds P0451 No signal change (stuck) monitoring: 20 minutes |
| MIL operation | 2 driving cycles |
| Sequence of operation | None |