Sound output

Switching on/off

When the ignition is switched off: press ON/OFF button on the radio.

Muting

When the ignition is switched on or the engine is running: press the ON/OFF button on the radio.

    See also:

    1 Series M
    Rather than the single-turbo setup from the 135i, the 1 Series M gets a twin-turbo six-cylinder that's good for 335 hp and 332 pounds-feet of torque. In extreme situations, the 1 Series M can ente ...

    Energy recovery
    The energy of motion of the vehicle is converted to electrical energy while coasting. The vehicle battery is partially charged and fuel consumption can be lowered. ...

    Closing the trunk lid
    Drive with the trunk lid closed Only drive with the tailgate closed; otherwise, in the event of an accident or braking or evasive maneuvers, passengers or other road users may be injured or th ...