BMW 3: Entertainment system

 Interior air quality, Automatic climate control

Interior air quality The air quality in the vehicle is improved by the following components: Emission tested passenger compartment. Microfilter. Air conditioning system to control the temperature, air flow and recirculated-air mode. Depending on the equipment specification: Microfilter/activ

 Equipotential bonding

The low-resistance connection between the housing of the high-voltage battery unit and ground is a crucial prerequisite for the fault-free function of the integrated isolation monitoring. This is why it is important to observe the correct tightening torque for all assembly screws. It is also impo