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Enable Condition

ENABLE CONDITION

Secondary Parameters Enable Conditions
Battery voltage ≤ 10.9 V
Atmospheric pressure ≤ 75 kPa (563 mmHg, 22.2 inHg)
Engine coolant temperature ≤ 68 °C (154.4 °F) (except for PZEV model)
  ≤ 70 °C (158 °F) (PZEV model)
Estimated catalyst temperature (except for PZEV model) ≤ 600 °C (1112 °F) (AT model)
  ≤ 600 °C (1112 °F) (MT model)
Estimated catalyst temperature (PZEV model) ≤ 580 °C (1076 °F) (AT model)
  ≤ 580 °C (1076 °F) (MT model)
Misfire detection every 200 rotations < 65535 time(s)
Learning value of evaporation gas density < 0.2
Sub feedback In operation
Evaporative system diagnosis Not in operation
Time of difference (< 0.10) between actual lambda and target lambda ≤ 1000 ms
Vehicle speed > 70 km/h (43.5 MPH) (except for PZEV model)
  > 60 km/h (37.3 MPH) (PZEV model)
Amount of intake air (except for PZEV model) ≤ 7 g/s (0.25 oz/s)
  and
  < 45 g/s (1.59 oz/s)
Amount of intake air (PZEV model) ≤ 10 g/s (0.35 oz/s)
  and
  < 35 g/s (1.23 oz/s)
Engine load change every 0.5 engine revs. < 0.02 g/rev (0 oz/rev)
Rear oxygen output change from 660 mV or less to 660 mV or more Experienced after fuel cut
Elapsed time after starting the engine ≤ 230 s
Purge execution calculated time ≤ 0 s