When Monitored

This diagnostic runs when the following conditions are met:

• After engine start up and the ESIM Switch did not close during a previous ignition off event that was valid. Must be a cold start and the following are true:
  • The difference between the ECT and AAT inputs is less than 10°C (19°F).
  • Fuel Level between 12% and 88%.
  • Manifold vacuum greater than a calculated minimum value.
  • Ambient temperature between 4°C and 35°C (40°F and 95°F).