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:

    Initiating an Emergency Request
    1. Press the cover briefly to open it. 2. Press the SOS button until the LED in the button lights up. ▷ The LED lights up: an Emergency Request was initiated. If the situation allows, w ...

    The Appendage Factor
    M cars have had what I call a high appendage factor — the feeling that the car is an extension of the driver. It's typically experienced in cars whose various systems and characteristics are well- ...

    Emergency detection of remote control
    It is possible to switch on the ignition or start the engine in situations such as the following: ▷ Interference of radio transmission to remote control by external sources. ▷ Discha ...