Mercedes-Benz R-Class W251 2009 Operator's Manual page 282

Vehicle status messages in the multifunction display
280
G
Warning!
If the 42 indicator lamp remains illuminated with an adult occupant on the front
passenger seat even after performing the above corrective steps, do not have any passenger use
the front passenger seat until the system has been repaired.
Driving systems
Display messages
Cruise
Control
Cruise
Control
DISTRONIC
DISTRONIC
DISTRONIC
DISTRONIC
Possible causes/consequences and X Solutions
Inoperativ
The cruise control is malfunctioning.
e
X
Have the cruise control checked at an authorized
Mercedes-Benz Center.
- - - MPH
One of the activation conditions for cruise control has not
been fulfilled. You may have attempted to set a speed below
20 mph (30 km/h).
X
Drive faster than 20 mph (30 km/h) if the situation allows
and set the speed.
X
Check the activation conditions for cruise control
( Y page 143).
- - - Km/h
One of the activation conditions for Distronic has not been
(Canada fulfilled. You may have attempted to set a speed below
only) 20 mph (30 km/h).
X
Drive faster than 20 mph (30 km/h) if the situation allows
and set the speed.
X
Check the activation conditions for Distronic
( Y page 148).
Inoperativ
The Distronic or the display are malfunctioning.
e
X
Contact an authorized Mercedes-Benz Center as soon as
possible.
Override You have accelerated. The Distronic has switched off.
X
Stop accelerating.
Available
Distronic had been deactivated and is available again.
Again
X
Activate Distronic ( Y page 148).