Mercedes-Benz S 450 4MATIC Operator's Manual page 635

Practical hints
What to do if ...?
Problem
l
®
PRE-SAFE Brake*: The red dis-
tance warning lamp comes on
while driving.
l
DISTRONIC Plus* or PRE-SAFE
Brake*: The red distance warn-
ing lamp comes on while driving
and an acoustic warning
sounds.
v
®
The yellow ESP warning lamp
flashes while driving.
634
Possible cause/consequence
You are too close to the vehicle in front of
you to maintain selected speed.
®
You are gaining too rapidly on the vehicle
ahead of you.
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DISTRONIC Plus* or PRE-SAFE
recognized a stationary obstacle on your
probable line of travel.
®
The ESP or electronic traction system has
come into operation because of detected
traction loss in at least one tire.
Cruise control and DISTRONIC Plus* are de-
activated.
Suggested solution
Apply the brakes immediately to in-
crease the following distance.
Apply the brakes immediately.
Brake* has Apply the brakes immediately.
Carefully observe the traffic situation.
You may need to brake or maneuver to
avoid hitting an obstacle.
When driving off, apply as little throttle
as possible.
While driving, ease up on the accelera-
tor.
Adapt your speed and driving to the pre-
vailing road and weather conditions.
Do not deactivate the ESP
( page 74).
Failure to follow these instructions increas-
es the risk of an accident.
®
. Exceptions: