DTC Set Conditions
- More than 30 seconds have passed since the starting sequence was completed.
- Engine coolant temperature is more than 169°F (76°C).
- Engine speed is more than 1200 RPM.
- Volumetric efficiency is 30-80 percent.
- TP sensor output voltage is less than 4.3 volts.
- Check conditions are not met when fuel is being shut off.
- Monitoring time is 30 seconds.
Judgement criteria is when front HO2S output voltage does not get across 0.5 volt within about 30 seconds.