| DTC Strategy |
- Check Catalyst oxygen storage capacity
|
- Exhaust system
- Faulty downstream O2 sensor
- Catalyst converter
- Out of range ECT sensor
- Exhaust manifold
- High fuel pressure
- Incorrect connection
- Misfire
- Injector
- EGR system
|
| Enable Conditions |
- Coolant temperature is higher than 73°C (163°F)
- Modeled catalyst temperature is higher than 1022°F and lower than 1526°F
- Vehicle speed is higher than 3 mph
- Engine speed is higher than 1300RPM and lower than 3200RPM
- MAF is higher than 0.3g/revolution and lower than 0.9g/revolution
- Ambient pressure is higher than 70 kPa (700 hPa)
- Canister load is lower than 0.5
- Lambda control active & Stable driving condition
- Downstream O2 sensor operative readiness
- No opening/closing of Canister Purge Valve
- No relevant failure
- Battery voltage is higher than 11V and lower than 16V
|
| Threshold Value |
- Average malfunction index is higher than 1
|
| Diagnostic Time |
- 50 Lambda controller cycles
|
| MIL ON Condition |
|