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Practical hints
What to do if ...
Display message
ABS
Cruise control and
SPEEDTRONIC
Cruise control
454
Possible cause/consequence
unavailable
If the yellow ESP
lamp v flashes while driving and
See Operator's Manual
this message appears, the electron-
ic traction system has switched off
to prevent overheating of the drive
wheel brakes.
The self-diagnosis has not yet been
completed yet.
inoperative
The cruise control is malfunctioning.
--- mph
You have attempted to set a speed
while driving below 20 mph
(30 km/h).
The ESP
The automatic transmission is set to
position P, R, or N.
The vehicle is secured with the
parking brake.
®
warning
®
is switched off.
Possible solution
As soon as the brakes have cooled off,
the electronic traction system switches
on again.
The message in the multifunction dis-
play disappears and the ESP
lamp v goes out.
The display will clear after driving a
short distance at a vehicle speed of
above 12 mph (20 km/h).
Have cruise control checked by an
authorized Mercedes-Benz Light
Truck Center.
Accelerate to a speed exceeding
20 mph (30 km/h) and set the
speed ( page 257).
®
Switch on the ESP
( page 105).
Set the automatic transmission to
position D ( page 194).
Release the parking brake
( page 60).
®
warning
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