| DTC Strategy |
- Plausibility check during fuel cut off
|
- Poor connector connection
- Faulty upstream O2 sensor
|
| Enable Condition |
- Fuel cut off active greater than 3 seconds
- A section where a wide range of pump current of the sensor is possible
- Oxygen sensor heating section
- Exhaust gas temperature more than 300°C (572°F)
- Normal battery voltage (9 to 16V)
|
| Threshold Value |
- Upstream O2 sensor voltage more than 12 mA or less than 1.0 mA during fuel cut section
|
| Diagnostic Time |
- 6 seconds after fuel-cut off
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| MIL ON Condition |
|