Execution Condition
| Secondary parameters | Execution condition |
|---|---|
| Battery voltage | 10.9 V or more |
| Sub feedback | In operation |
| Amount of intake air | 10 g/s (0.35 oz/s) or more |
| Estimated temperature of the rear oxygen sensor element | 450°C (932°F) or more |
| Enable conditions at interrupt control are as follows Continuous time when rear oxygen sensor output voltage is less than 0.55 V |
5000 ms or more |
| Air fuel ratio reduced from target air fuel ratio | 8% |