Monitor Strategy
| Related DTCs | P0489: EGR A circuit range check (low voltage) P0489: EGR B circuit range check (low voltage) P0490: EGR A circuit range check (high current) P0490: EGR B circuit range check (high current) |
| Required Sensors/Components (Main) | EGR valve assembly |
| Required Sensors/Components (Related) | - |
| Frequency of Operation | Continuous |
| Duration | 1 second |
| MIL Operation | Immediate |
| Sequence of Operation | None |