Rejecting or ending a call
Press the 
button on the steering
wheel.
If you are not in the Tel menu, you can still reject or end a call.
See also:
Problems with the cooling with air
dehumidification function
When you press the button, the
indicator lamp in the button flashes three
times or remains off. You can no longer switch
on the cooling with air dehumidification
function.
•► Consult a ...
Tire ply composition and material used
Describes the number of plies or the number
of layers of rubber-coated fabric in the tire
tread and sidewall. These are made of steel,
nylon, polyester and other materials. ...
Driving with summer tires
At temperatures below 45 °F (+7
°C), the
elasticity of summer tires and therefore also
traction and braking capability are reduced
considerably — equip your vehicle with
M+S tires. Using summ ...