Enable Conditions

Common Enable Conditions Criteria:

Startup Coolant Saved? = TRUE

AND Startup IAT Saved? = TRUE enum

AND Soak Time? 480 min.

AND Engine currently running? = Engine Run enum

AND Disabling faults present? = FALSE boolean

AND IAT stored previous trip? = TRUE boolean

Skewed Low Test:

IAT Skew Low Test Reporting Allowed? = TRUE boolean

AND Startup Coolant > -20 °C

AND Airflow > 15 g/s

AND Vehicle Speed > 40 kph

AND Skewed Low Delay Timer ≥ 120 sec.

AND Absolute (IAT - Startup IAT) ≤ 10 °C

Skewed High Test:

Skewed High Test reporting allowed? = TRUE

AND Airflow > 15 g/s

AND Vehicle Speed > 40 kph

AND Skewed High Delay Timer ≥ 120 sec.

AND Absolute (IAT - Startup IAT) ≤ 10 °C

AND IAT < See table below.

KtI ATD_T_Skw Hi Max IAT:

-60	-10
-20	10
0	30
20	50
60	90