See also:

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. ...

Switching on/off manually
Press the button. On: the LED lights up. Off: the LED goes out. ...

Tire Pressure Monitor TPM
The conceptCheck the inflation pressure in the four installed tires. The system notifies you if there is a significant loss of pressure in one or more tires. Functional requirementThe system must h ...