Enable Conditions

Ignition Voltage > 10 V

AND Ignition Voltage < 16 V

AND Barometric pressure > 72 kPa

AND Engine off time > 720 min.

OR (Startup IAT - Startup ECT < 12 °C

AND Startup ECT - Startup IAT) < 12 °C

AND Startup ECT > 0 °C

AND Startup ECT < 40 °C

AND Startup IAT > 0 °C

AND Startup IAT < 40 °C

AND Start-up IAT - IAT < 3 °C

AND Engine Run Time > 1 s AND Purge enable time <

AND Cold test timer < 360 s

AND Fuel level > 0.06%

AND Fuel level < 0.93%

AND (Idle conditions met = TRUE

(Engine speed < 1, 500 RPM

AND Vehicle speed < 3 kph

AND Throttle position) < 1.001%

OR Creep conditions met = FALSE

(Engine speed 1, 500 RPM

AND Vehicle speed 6 kph

AND Throttle position) 1.9989%

AND Fuel not sloshing = FALSE

((Vehicle speed 2

OR Throttle position) 1.001

OR 125 ms MAP change 10

OR 125 ms Engine speed 100 AND 125 ms Fuel level delta)