| DTC Strategy |
- Check short term A/F ratio calibration
|
- Poor connector connection
- PCSV
- HO2S, TPS
- Fuel system
- Intake/exhaust or purge line air leakage
|
| Enable Conditions |
- Engine speed is greater than 512 RPM
- Engine coolant temperature is greater than 56°C (132.8°F)
- A/F ratio control activation
- No related error (downstream HO2S, injector valve, ETC limp home state)
- Measured temperature of tip is higher than 720°C (1328°F)
- Integrated mass air flow is between 20 and 1400g
- Barometric pressure is greater than 75 kPa
|
| Threshold Value |
- Short term A/F ratio is greater than 49.5%
|
| Diagnostic Time |
|
| MIL ON Condition |
|