Code Enable Criteria
Conditions for running DTC:
- ECT is at least 140°F (40°C).
- Engine has been running for at least 180 seconds.
- Engine speed is at least 1400 RPM.
- Vehicle speed is 25-62 MPH.
- Throttle valve is open.
Conditions for setting DTC; HO2S 1 output does not indicate rich for more than 1.5 minutes.