When Monitored
This diagnostic runs continuously when the following conditions are met:
- With the engine running in downstream closed loop fuel control.
- Battery voltage above 11.0 volts.
- Barometric pressure greater than 75 kPa.
- The ambient temperature above -7°C (20°F).
- Fuel level greater than 12%.
- Altitude below 2590.8 m (8500 ft.).