Monitor Description
The vacuum sensor is installed on the intake manifold.
If the intake manifold pressure is small under a driving condition when expected to be large, or if the intake manifold pressure is large under a driving condition when expected to be small, this DTC is stored.
MONITOR STRATEGY
| Related DTCs | P0068: Manifold absolute pressure sensor rationality check |
| Required Sensors/Components (Main) | Vacuum sensor |
| Required Sensors/Components (Related) | Crankshaft position sensor |
| Frequency of Operation | Continuous |
| Duration | 5 seconds: Low pressure side monitor 10 seconds: High pressure side monitor |
| MIL Operation | 2 operation cycle |
| Sequence of Operation | None |