Checking the battery
Checking the battery
Press the or button. The battery is working properly if battery check lamp 1 lights up briefly
If battery check lamp 1 does not light up briefly during the test, the battery is discharged.
Changing the battery.
You can obtain the battery at a qualified specialist workshop.
If the SmartKey battery is checked within the signal reception range of the vehicle, pressing the or button locks or unlocks the vehicle.
See also:
Prerequisite
The SatRadio mode described below
requires optional satellite radio equipment
and a subscription to SIRIUS XM Satellite
Radio Traffic Message Service. Further
details on SatRadio are availabl ...
Safety, Reliability & Mileage
Because the E-Class has been redesigned, we don't yet have predicted
reliability ratings for this model. Furthermore, the 2010 E-Class hasn't yet
been crash-tested by our preferred source, the Ins ...
Folding the exterior mirrors in or outelectrically
► Make sure that the SmartKey is in
position
1 or 2 in the ignition lock.
► Briefly press button 1.
Both exterior mirrors fold in or out.
Make sure that the exterior mirrors are ...