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:
Telephone
...
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Malfunction
A Check Control message is displayed.
Adaptive light control is malfunctioning or has
failed. Have the system checked as soon as possible. ...