Monitor Strategy
| Related DTCs | P2195: Air fuel ratio sensor (sensor 1) signal stuck lean P2196: Air fuel ratio sensor (sensor 1) signal stuck rich |
| Required Sensors/Components (Main) | Air fuel ratio sensor |
| Required Sensors/Components (Related) | Heated oxygen sensor |
| Frequency of Operation | Continuous: Sensor voltage detection monitor Once per driving cycle: Sensor current detection monitor |
| Duration | 5 seconds: Sensor voltage detection monitor 3 seconds: Sensor current detection monitor |
| MIL Operation | 2 driving cycles |
| Sequence of Operation | None |