Monitor Conditions
- When Monitored:
With the engine running for more than 2 minutes, coolant temp at least 80°C (176°F), exhaust temp greater than 400°C (572°F), engine speed less than 6000 RPM, the engine in Closed Loop or Decel Fuel Shut Off Active or Fuel Enrichment mode and the O2 Heater active and no O2 Heater DTCs.