| DTC Strategy |
|
- Poor connector connection
- Leak or clog in intake air system
- Injector
- Fuel pressure
- HO2S (Bank 1, Sensor 1)
|
| Enable Conditions |
- Sensor ceramic temp is greater than 730°C (1346°F)
- Purge active time is over 5s
- Engine load is between 20 and 85%
- Catalyst temp (model) is greater than 400°C (752°F)
- Fuel system status is closed loop and no fuel cut-off
- Engine speed is between 1320 and 3200 RPM
|
| Threshold Value |
- Ratio of expected area to actual area is less than 0.35
|
| Diagnostic Time |
- 6 switches set point steps (3 for lean-rich, 3 for rich-lean)
|
| MIL ON Condition |
|