See also:

Petrol engines: 20 percent fuel saving thanks to direct injection
The E 200 CGI and E 250 CGI are equipped with the newly developed four-cylinder direct-injection engine with a displacement of 1.8 litres, turbocharging and variable intake and exhaust camshafts. ...

Important safety notes
WARNING When leaving the vehicle, always remove the SmartKey from the ignition lock. Always take the SmartKey with you and lock the vehicle. Do not leave children unsupervised in the vehic ...

Removing the mechanical key
•► Push release catch 1 in the direction of the arrow and at the same time, remove mechanical key 2 from the SmartKey. ...