| DTC Strategy |
- Monitor the fuel trim value
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- Restricted intake system
- Fuel leakage in injector
- Improper fuel pressure
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| Enable Conditions |
- Engine at operating temperature
- Drive at a steady speed over 5 minutes (Vehicle speed less than 130km/h (80 mph))
- Engine coolant temperature between 60°C (140°F) and 115°C (239°F)
- No disabling faults (DTCs related to HO2S, purge valve, catalyst)
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| Threshold value |
- Average of short term fuel trim less than 1.2 and Average of long term fuel trim less than 0.8
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| Diagnosis Time |
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| MIL On Condition |
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