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What to do if …?
Display Possible cause/consequence Possible solution
DISTRONIC PLUS
currently unavailable
See Oper. Manual
DISTRONIC Plus* is switched off and is
temporarily unavailable.
DISTRONIC Plus* is deactivated if:
ț the DISTRONIC Plus* cover in the radia-
tor grille is dirty
ț the radar sensors* do not sense any
other vehicles or objects, i.e. road sign
or similar to this, for a long time
ț the system is overheated
ț its function is impaired as a result of
heavy precipitation or fog
ț the battery voltage is insufficient
̈ Clean the DISTRONIC Plus* cover in the radiator grille
(
୴ page 589).
̈ Restart the vehicle.
̈ Try activating DISTRONIC Plus* again later.
̈ Wait until the system cools down or the battery recovers.
DISTRONIC Plus* will be operational again without you needing to
restart the engine if:
ț the dirt (e.g. slush) loosens while you are driving
ț the system detects that the radar sensors* are fully available
again
ț the message in the multifunction display disappears
DISTRONIC Plus* is switched off because
the radar sensor system* is temporarily in-
operative due to electromagnetic interfer-
ence near television and radio transmitter
stations, toll stations, speed measuring sys-
tems, etc.
̈ Wait until the message in the multifunction display disappears.
DISTRONIC PLUS
inoperative
DISTRONIC Plus* is malfunctioning.
BAS Plus* and PRE-SAFE
®
Brake* are also
not available.
̈ Contact an authorized Mercedes-Benz Center as soon as pos-
sible.