Typical Enabling Conditions
TYPICAL ENABLING CONDITIONS
| The monitor will run whenever the following DTCs are not present | See LIST OF DISABLE A MONITOR |
| Coolant heat storage system malfunction | Not detected |
| CHS water pump operation time | 3 seconds or more |
| Variation in CHS tank outlet temperature and engine coolant temperature before and after preheating | 2°C (3.6°F) or less |
| Storage coolant temperature | More than 75°C (167°F) |