Malfunction Criteria
Filtered MAP change (Expected - Actual) > 0 kPa (passing)
See table below.
Kt EGRF_p_Expected MAP_Chg:
KT EGRF_P_EXPECTED MAP_CHG
| Engine Speed | 65 kPa | 85 kPa | 105 kPa |
|---|---|---|---|
| 0 | 4.5 | 6.28125 | 7.246094 |
| 300 | 3.632813 | 4.4375 | 5.578125 |
| 600 | 2.625 | 3.476563 | 4.1875 |
| 900 | 2.964844 | 4.449219 | 5.007813 |
| 1, 200 | 2.347656 | 4.527344 | 5.035156 |
| 1, 500 | 2.1875 | 4.546875 | 5.035156 |
The associated change in MAP is compared with a threshold from RPM vs Baro table. > -1 kPa (failing) The results are statistically filtered (EWMA) and compared to a decision limit.
DTC is set when the filtered result exceeds the decision limit.