See also:

Charging the battery
WARNING Never charge a battery still installed in the vehicle unless a battery charger unit approved by Mercedes-Benz is being used. Gases may escape during charging and cause explosions ...

Digital speedometer
– Press the or button on the steering wheel to select the Trip menu. – Press or to select the digital speedometer. 1 Digital speedometer ...

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 ...