BMW 3: For Your Own Safety

 Connection for potential compensation lines

The isolation monitoring determines whether the isolation resistance between active high-voltage components (e.g. high-voltage cables) and ground is above or below a required minimum value. If the isolation resistance falls below the minimum value, the danger exists that the vehicle parts will be

 Seat heating

Overview Front Seat heating Rear Seat heating Switching on Press the button once for each temperature level. The maximum temperature is reached when three LEDs are lit. When ECO PRO is activated the heating output is reduced. If the trip is continued within approx. 15 minutes after a stop, se