Conditions for Running the DTC

• DTCs P0068, P0071, P0072, P0073, P0106, P0107, P0108, P0122, P0123, P0222, P0223, P0443, P0449, P0451, P0452, P0453, P0455, P0458, P0459, P0498, P0499, P0502, P0503, P0606, P0722, P0723, P16F3, P1104, P1458, P1459, P145A, P145D, P145E, P2100, P2101, P2102, P2103, P2400, P2401, P2402, P2418, P2419, P2420, P2422, P2450 is not set.
• The ignition voltage is greater than 11 V.
• The barometric pressure (BARO) is between 70 - 110 kPa
• The outside air temperature is between 4 - 35°C (39 - 95°F).
• The engine RPM to enable is between 1140 - 4100.
• The engine RPM to re-enable is between 1160 - 4000.
• The engine vacuum to enable is between 8 - 41 kPa (1.1 - 5.9 PSI).
• The engine vacuum to re-enable is between 9 - 40 kPa (1.3 - 5.8 PSI).
• The engine airflow to enable is between 9 - 34 g/s.
• The engine airflow to re-enable is between 9 - 32 g/s.
• The fuel level is less than 90%
• The purge flow to enable is greater than 0.26 g/s.
• The purge flow to re-enable is greater than 0.27 g/s.
• The purge duty cycle to enable is greater than 25%.
• The purge duty cycle to re-enable is greater than 27%.
• The requested purge flow to enable is greater than 3.00%.
• The delivered purge flow to re-enable is greater than 2.85%.
• The delivered purge flow to enable is greater than 2.80%.
• The engine is running.
• The vehicle speed is greater than 19 MPH (30.5 km/h)
• The purge is enabled.
• The device control is less than 0.5 s.

DTC P0497 will run once per trip with propulsion system active and engine ON.