Typical Enabling Conditions
| All of the following conditions are met | - |
| Write Inhibit | permit |
| Time after Write status forbiddance to permit | 0.5 seconds or more |
| Ignition switch | ON |
| Time after ignition switch is off to ON | 0.5 seconds or more |
| Engine stop and start ECU internal starter relay circuit fail (P1644) | Not detected |
| Engine stop and start ECU internal high side switch for starter relay | ON |
| Engine stop and start ECU internal low side switch for starter relay | ON |