Overview
The on-board computer is activated as soon as you turn the SmartKey to position 1 in the ignition lock.
You can control the multifunction display and the settings in the on-board computer using the buttons on the multifunction steering wheel.

1 Multifunction display
2 To switch on the Voice Control System; see the separate operating
instructions
3 Right control panel
4 Left control panel
5 Back button
See also:
Gasoline
Fuel grade
You should only refuel with unleaded
premium-grade gasoline as this avoids
damaging the catalytic converter.
If engine running problems are apparent,
have the cause checked immediat ...
Belt warning for the driver and front
passenger
Regardless of whether the driver and front
passenger have fastened their seat belts
already, the seat belt warning lamp
lights up for 6 seconds after every engine
start. It then goes out if t ...
From Capable to Rip-Roaring
A number of sport sedans offer base engines that accelerate enough but fall
short of the effortless passing power expected of a luxury car. Such is the case
with the C300. Encumbered by an extra 2 ...
