Switch-on conditions: Notes

The active and passive air flap control is active as of terminal 15 ON.

The following evaluation criteria are used for the air flap control:

• Coolant temperature (coolant-temperature sensor and temperature sensor at the radiator outlet)
• Transmission oil temperature
• Engine oil temperature
• Application of current to the map thermostat
• Engine load signal
• Engine speed
• Road speed
• Speed of the electric fan
• Trailer detection