BMW 3: For Your Own Safety

 Rear collision preparation

Concept The system reacts to vehicles approaching from behind. General information Two radar sensors in the rear bumper monitor the area behind the vehicle. When a vehicle approaches from the rear at a certain speed, the system responds as follows: Active Protection: when a collision seems to b

 Operating principle

If the driver adjusts a desired temperature at the IHKA controls, the IHKA calculates a corresponding nominal temperature and compares it to the actual output temperature of the electrical heating. There is a coolant temperature sensor at the electrical heating output for this purpose. This way