SEE MORE:
B468/B58 Engine
The B46/B58 engines have two separate coolant circuits. The coolant in the
low-temperature coolant
circuit to cool the charge air. The coolant in the high-temperature coolant
circuit to cool the engine.
The two coolant circuits each have their own expansion tank.
Overview of the
Brightness
Via iDrive:
1. "My Vehicle".
2. "iDrive settings".
3. "Displays".
4. "Control display".
5. "Brightness at night".
6. Turn the Controller until the desired brightness
is set.
7. Press the Controller.
The setting is stored for the driver profile currently
used.
Depending on the ligh