| DTC Strategy |
- Air fuel ratio out of range.
|
- Dirty Fuel Injector 1
- Faulty Fuel Injector 1
- Plugged Fuel Injector 1
- Fuel injector 1 harness is open or shorted
- Fuel injector 1 circuit poor electrical connection
|
| Enable Conditions |
- Engine Coolant Temperature (ETC) between 70°C (158°F) - 110°C (230°F)
- Catalyst temperature between 400°C (752°F) - 900°C (1652°F)
- Engine speed between 1520 - 3240rpm
- Engine load between 25 - 60%
- BARO more than 74.5kPa (0.745bar/10.8psi)
- Transmission gear greater than 5th
- Closed loop fuel control "ON"
- Time after engine start over 0 seconds
- No rough road detection
- "NO" gear change
- Upstream O2S circuit monitoring "Complete"
|
| Threshold value |
- One of the cylinders A/F deviation is more than +10% or under -10% than the other cylinders.
|
| Diagnosis Time |
- 2 sets of lean shift test cycles in cylinder while maintaining global Lambda=1.
|
| MIL On Condition |
|