See also:

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 unattended in the vehicle ...

Drinking and driving
WARNING Drinking and driving and/or taking drugs and driving are very dangerous combinations. Even a small amount of alcohol or drugs can affect your reflexes, perceptions and judgment. ...

Safety & Features
As of this writing, neither the National Highway Traffic Safety Administration nor the Insurance Institute for Highway Safety has tested the E-Class wagon. (IIHS has tested the E-Class sedan, but ...