Enable Condition
ENABLE CONDITION
| Secondary Parameters | Enable Conditions |
|---|---|
| All secondary parameters to be in enable conditions | 4 seconds or more |
| Battery voltage | > 10.9 V |
| Atmospheric pressure | > 75.1 kPa (563 mmHg, 22.2 inHg) |
| Rear oxygen sensor sub feedback | In operation |
| Rear oxygen sensor output voltage - feedback target voltage | -0.2 V <-- --> 0.1 V |
| or | |
| Rear oxygen sensor sub feedback compensation coefficient | On Min. |
| or | |
| Rear oxygen sensor sub feedback compensation coefficient | On Max. |
| After engine starting | 60 seconds or more |
| Engine coolant temperature | >/= 70° C(158°F) |
| Vehicle speed | >/= 20 km/h (12 MPH) |
| Amount of intake air | >/= 6 g (0.21 oz)/s |
| Load change during 0.5 engine rev. | </= 0.01 g (0.0003 oz)/rev |
| Impedance of front oxygen (A/F) sensor | 0 <-- --> 50 Ω |
| Learning value of evaporation gas density | </= 0.2 |
| Accumulated time of operating canister purge | 20 seconds or more |