Swapping the telephone and additional telephone

The function of the telephone and additional telephone can be swapped automatically.

1. "Telephone"

2. "Bluetooth® (phone)"

3. "Swap phone/addit. phone"

    See also:

    Adjusting volume
    Turn the volume knob during the spoken instruction to select the desired volume. > The volume remains the same, even if the volume of other audio sources is changed. > The volume is stored for ...

    Switching on automatically
    Select transmission position R with the engine running. ...

    Interior
    The 135i's interior design is fairly traditional, with more upright shapes than sweeping contours. Dual-zone climate controls sit below the center air vents and optional navigation system, with BM ...