| Monitor runs whenever the following DTCs are not stored |
None |
| All of the following conditions are met |
- |
| Either of the following conditions is met |
1 or 2 |
| 1. Both of the following conditions are met |
(a) and (b) |
| (a) Last thermostat heater output terminal voltage level |
Low |
| (b) Current thermostat heater output terminal voltage level |
Low |
| 2. Both of the following conditions are met |
(c) and (d) |
| (c) Last thermostat heater output terminal voltage level |
High |
| (d) Current thermostat heater output terminal voltage level |
High |
| Battery voltage |
8 V or higher |
| Starter |
Off |
| Command to thermostat heater |
On |