Enable Condition
- Rich → lean diagnosis response
ENABLE CONDITION CHART
| Secondary Parameters | Enable Condition |
|---|---|
| Battery voltage | > 10.9 V |
| A/F sub feedback control condition | Complete |
| Deceleration fuel cut time is 5 seconds or more. | Experienced |
| After fuel cut | ≥ 2 sec. |
| Rear oxygen heater current calculation time | ≥ 60 sec. |
| Rear oxygen heater current continuous time | ≥ 30 sec. |
| Estimated temperature in the catalytic layer | ≥ 400°C (752°F) |
- Lean → rich response diagnosisENABLE CONDITION CHART
Secondary Parameters Enable Conditions Battery voltage > 10.9 V A/F main feedback control condition Completed Deceleration fuel cut ≥ 5 seconds Experienced After fuel cut ≥ 2 sec. Current calculation time of the rear oxygen sensor heater ≥ 60 sec. Current continuation time of the rear oxygen sensor heater ≥ 30 sec.