See also:

Changing
WARNING Connect and disconnect the positive and negative cables in the correct sequence. ...

Safety
There's no shortage of safety features in the C30, including standard all-disc antilock brakes with electronic brake-force distribution and brake assist, side-impact airbags for the front seats, s ...

Seat belt pretensioners
All seat belts are equipped with pretensioners that reduce slack in the belts. These pretensioners are triggered in situations where the front or side impact airbags deploy, and in certain imp ...