| 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 |
| Engine stop and start ECU internal low side switch for starter relay "B" |
ON |