When Monitored
This diagnostic runs continuously when the following conditions are met:
- With the engine running at idle only.
- During cold start.
- Ambient Air temperature between -7°C and 50°C (19.4°F and 122°F).
- Engine Coolant temperature between -7°C and 50°C (19.4°F and 122°F).
- The difference between the Ambient Air temp and ECT temp at Start is equal to or less than 10°C (50°F).