General Information: DTC Detecting Condition
DTC DETECTING CONDITION CHART
| Item | Detecting Condition | Possible Cause | |
|---|---|---|---|
| DTC Strategy | Signal check, wiring interruption | Poor connection Open or short in signal circuit B1S2 ECM |
|
| General Enable Conditions | After enough heated Battery voltage > 10.7V Catalyst temperature (model) < 800°C (1472°F) |
||
| Case1 | Threshold Value | Sensor voltage : 0.4~0.52 V | |
| Diagnostic Time | 600 sec | ||
| Case2 | Enable Conditions | Catalyst temperature (model) > 600 °C | |
| Threshold Value | Internal resistance > 40 k? | ||
| MIL ON Condition | 2 driving cycle | ||
* B1S2 : upstream oxygen sensor/B1S2 : downstream oxygen sensor