Mercedes-Benz E-Class 2010 Owner's Manual page 73

Doors
70
Problem
The key cannot be
turned in the ignition
lock.
Doors
Unlocking and opening doors from
the inside
You can open a door from inside the vehicle
even if it has been locked.
Pull door handle ;.
X
If the door is locked, locking knob : pops
up. The door is unlocked and can be
opened.
i
When a door is opened, the side window
on that side opens slightly. When the door
is closed, the side window closes again.
Possible causes/consequences and M Solutions
The key has been in position 0 for a considerable time.
Remove the key and reinsert it into the ignition lock.
X
Check the starter battery and charge it if necessary
X
( page 285).
Y
Start the engine.
X
The on-board voltage is too low.
Switch off non-essential consumers, e.g. seat heating or interior
X
lighting, and try to turn the key again.
If this does not work:
Check the starter battery and charge it if necessary
X
( page 285).
Y
or
Jump-start the vehicle (
X
or
Consult a qualified specialist workshop.
X
page 289).
Y
!
The side windows will not open/close if
the battery is discharged or if the side win-
dows have iced up. It will then not be pos-
sible to close the door. Do not attempt to
force the door to close. You could other-
wise damage the door or the side window.
Centrally locking and unlocking the
vehicle from the inside
G Risk of accident
Do not leave children unsupervised in the
vehicle. They could open a door from the
inside – even if it is locked – and thereby
endanger themselves and others.