Mercedes-Benz SL Operator's Manual page 247

Display messages
DISTRONIC PLUS
Currently
Unavailable See
Operator's Manual
DISTRONIC PLUS
Inoperative
DISTRONIC PLUS
Passive
DISTRONIC PLUS
--- mph
Possible causes/consequences and M Solutions
DISTRONIC is deactivated and temporarily inoperative. Possible
causes are:
the DISTRONIC PLUS cover in the radiator trim is dirty
R
function is impaired due to heavy rain or snow.
R
the sensors in the bumpers are dirty.
R
the radar sensor system is temporarily inoperative, e.g. due to
R
electromagnetic radiation emitted by nearby TV or radio
stations or other sources of electromagnetic radiation.
the system is outside the operating temperature range.
R
the on-board voltage is too low.
R
A warning tone also sounds.
If the display message does not disappear:
X
Pull over and stop the vehicle safely as soon as possible, paying
attention to road and traffic conditions.
X
Secure the vehicle against rolling away (
X
Clean the DISTRONIC PLUS cover in the radiator trim and the
bumper ( Y page 504).
X
Restart the engine.
If the system detects that the sensors are fully operational, the
display message disappears.
DISTRONIC is operational again.
DISTRONIC PLUS is defective.
BAS PLUS (Brake Assist PLUS) and PRE-SAFE
inoperative as well.
A warning tone also sounds.
X
Visit a qualified specialist workshop.
You have depressed the accelerator pedal. DISTRONIC PLUS is no
longer controlling the speed of the vehicle.
X
Remove your foot from the accelerator pedal.
An activation condition for DISTRONIC PLUS is not fulfilled.
X
Check the activation conditions for DISTRONIC PLUS
( Y page 164).
Display messages
Y page 154).
®
Brake may be
245
Z