Mercedes-Benz 2012 E-Class Sedan Operator's Manual page 214

Driving systems
212
Active Lane Keeping Assist does not detect
traffic situations or road users. An
inappropriate brake application may be
interrupted at any time if you:
steer slightly in the opposite direction.
R
use a turn signal.
R
clearly brake or accelerate.
R
A lane-correcting brake application is
interrupted automatically if:
a driving safety system intervenes, e.g.
R
®
ESP , PRE-SAFE
Spot Assist.
lane markings can no longer be recognized.
R
Switching on Active Lane Keeping Assist
X
Switch on Active Lane Keeping Assist using
the on-board computer (
Symbol : appears in the multifunction
display.
If your speed exceeds 40 mph (60 km/h)
and lane markings are detected,
symbol : is highlighted. Active Lane
Keeping Assist is ready for use.
®
Brake or Active Blind
Y page 225).
I n f o r m a t i o n P r o v i d e d b y :