When Monitored

This diagnostic runs after the following enable conditions are met:

• Ambient temperature above -7°C (19.4°F).
• Battery voltage above 11.0 volts.
• Fuel level above 12%.
• With the engine running for more than 90.0 seconds.
• Engine Coolant Temperature (ECT) Sensor value above 70°C (158°F).
• Catalytic Converter temperature between 500°C (932°F) and 850°C (1562°F).
• Upstream closed loop fuel control active.
• Once the enable conditions are met the vehicle must be driven under the following conditions:
  • Engine speed above 1152 RPM.
  • Vehicle speed above 64.4 km/h (60 mph).
  • Throttle open for a minimum of 120 seconds.
  • Immediately after a closed throttle Decel Fuel Shutoff (DFSO) Event.