Enable Condition
Rich → lean diagnosis response
ENABLE CONDITIONS
| Secondary Parameters | Enable Conditions |
|---|---|
| Battery voltage | ≥ 10.9 V |
| A/F main feedback control condition | Completed |
| Deceleration fuel cut time is 5000 ms or more. | Experienced |
| After fuel cut | ≥ 2000 ms |
| Current calculation time of the rear oxygen sensor heater | ≥ 40000 ms |
| Current continuation time of the rear oxygen sensor heater | ≥ 20000 ms |
| Estimated catalyst temperature | ≥ 400 °C (752 °F) |
| Number of deceleration fuel cut | ≥ 1 time(s) |
Lean → rich response diagnosis
ENABLE CONDITIONS
| Secondary Parameters | Enable Conditions |
|---|---|
| Battery voltage | ≥ 10.9 V |
| A/F main feedback control condition | Completed |
| Deceleration fuel cut time is 5000 ms or more. | Experienced |
| After fuel cut | ≥ 2000 ms |
| Current calculation time of the rear oxygen sensor heater | ≥ 0 ms |
| Current continuation time of the rear oxygen sensor heater | ≥ 0 ms |
| Estimated catalyst temperature | ≥ 0 °C (32 °F) |
| Number of deceleration fuel cut | ≥ 1 time(s) |