See also:

Using City Safety
NOTE The City Safety™ function is activated automatically each time the engine has been switched off and restarted. ...

Turbo Power
All C30s are powered by a turbocharged 2.5-liter inline-five-cylinder that produces 227 horsepower at 5,000 rpm and 236 pounds-feet of torque at only 1,500 rpm. Unlike some turbocharged engines th ...

Audio volume and automatic volume control
The infotainment system compensates for disrupting noises in the passenger compartment by increasing the volume according to the speed of the vehicle. The level of sound compensation can be se ...