Switch-on conditions and setpoint values
The engine ventilation heating is activated in the following conditions:
- Terminal 15 on
- Ambient temperature less than 2°C
- Less than 360 seconds have elapsed following engine start (time increases depending on engine oil temperature, coolant temperature and driving speed)
Please note the following target values for the engine ventilation heating:
| Size | Value |
|---|---|
| Supply voltage | 12 V |
| Resistance at 25 °C | 12 to 18 Ω |
| Temperature range | -40 to 140 °C |