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General Information: DTC Detecting Condition
DTC DETECTING CONDITION CHART
| Item |
Detecting Condition |
Possible cause |
| DTC Strategy |
- Response time of Lean to rich (TLR) & Rich to lean (TRL) are monitored with intentional A/F change
|
- Poor connection
- HO2S deteriorated
- Leak in exhaust system
- Faulty PCM
|
| Enable Conditions |
- Closed loop Engine coolant > 120.2 °F (49 °C)
- Load value 25 ~ 60% Engine speed 1187 ~ 3000 rpm
|
| Threshold value |
- From lean to rich (TLR) > 1.3 sec
- From rich to lean (TRL) > 0.8 sec
|
| Diagnosis Time |
|
| MIL On Condition |
|