Introduction

You can establish a Bluetooth® connection to the audio system or to COMAND (see the separate operating instructions).

WARNING
A driver's attention to the road must always be his/her primary focus when driving. For your safety and the safety of others, we recommend that you pull over to a safe location and stop before placing or taking a telephone call. If you choose to use the telephone while driving, please use the handsfree device and only use the telephone when weather, road and traffic conditions permit.
Some jurisdictions prohibit the driver from using a mobile phone while driving a vehicle.
Bear in mind that at a speed of just 30 mph (approximately 50 km/h ), your vehicle is covering a distance of 44 feet (approximately 14 m) every second.

audio Switch on the mobile phone and audio system or COMAND (see the separate operating instructions).
or Press the button on the or steering wheel to select the Tel menu. button on the steering wheel to select the Tel menu.

You will see one of the following display messages in the multifunction display:
Telephone Ready or the name of the network provider: the mobile phone has found a network and is ready to receive.
Telephone No Service: no network is available, or the mobile phone is searching for a network.

    See also:

    Problems with the seat heating
    The seat heating has switched off prematurely or cannot be switched on. The vehicle's electrical system voltage is too low because too many electrical consumers are switched on. Switch off e ...

    New V8 bi-turbo engine with innovative technology
    The new-generation Mercedes-Benz CL-Class also assumes a pioneering role with its drivetrain. Under the hood of the CL550 4MATIC a new V8 biturbo engine with BlueDIRECT technology delivers impress ...

    Special seat belt retractor
    All seat belts except the driver's seat belt are equipped with a special seat belt retractor. When activated, the special seat belt retractor ensures the seat belt will not slacken once the chi ...