Display messages
Possible causes/consequences and
X
X
Solutions
DISTRONIC
PLUS
currently
unavaila‐
ble See
Owner's
Manual
A warning tone sounds and Distronic Plus* is deactivated and
temporarily inoperative if:
R
the Distronic Plus* cover in the radiator grille is dirty.
R
the sensors in the bumpers are dirty.
R
the radar sensor system is temporarily inoperative, e.g. due
to electromagnetic radiation emitted by nearby TV or radio
stations or other sources of electromagnetic radiation.
R
its function is impaired due to heavy rain or snow.
R
the system is outside the operating temperature range.
R
the on-board voltage is insufficient.
Distronic Plus* is operational again and the display message
disappears when:
R
the dirt (e.g. slush) drops away while you are driving.
R
the system detects that the sensors are fully available
again.
R
the system is within the operating temperature range.
If the display message continues to be shown:
X
Clean the Distronic Plus* cover in the radiator grille
(
Y
page 335).
X
Clean the bumpers (
Y
page 335).
X
Restart the engine.
DISTRONIC
PLUS
inopera‐
tive
Distronic Plus* is faulty. BAS PLUS* (Brake Assist PLUS) and
PRE-SAFE
®
Brake* may be inoperative as well. A warning tone
also sounds.
X
Visit a qualified specialist workshop.
DISTRONIC
PLUS
override
Distronic Plus* is no longer controlling the speed of the vehi-
cle.
X
Remove your foot from the accelerator pedal.
Display messages
345
Pra
ct
ica
lad
vice
* optional
221_AKB; 2; 3, en-GB
bjanott,
Version: 2.11.7.7
2009-02-27T14:56:10+01:00 - Seite 345
Z
Dateiname: 6515231002_buchblock.pdf; erzeugt am 03. Mar 2009 15:18:33; WK