560 Practical hintsWhat to do if …?Display
Possible cause/consequence
Possible solution
DISTRONIC PLUS
currently unavailable
See Oper. Manual
You attempt to activate DISTRONIC Plus*
even though you have switched off the ra-
dar sensors* on the vehicle.
Check if the radar sensors* may be switched on (
page 256).
Switch on the radar sensors* using the instrument cluster
control system.
DISTRONIC Plus* is switched off and is
temporarily unavailable.
DISTRONIC Plus* is deactivated if:
the DISTRONIC Plus* cover in the radia-
tor grille is dirty
the radar sensors* does not sense any
other vehicles or objects, i.e. road sign
or similar to this, for a long time
the system is overheated
its function is impaired as a result of
heavy precipitation or fog
the battery voltage is insufficient
Clean the DISTRONIC Plus* cover in the radiator grille
(page 537).
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:
the dirt (e.g. slush) loosens while you are driving
the system detects that the sensors* are fully available again
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.
566 Practical hintsWhat to do if …?Display
Possible cause/consequence
Possible solution
Next Service X
due in ... days
due in ... mls (km)
Service X must be carried out in ... days or
after ... miles (kilometers) (
page 532).
Have the maintenance service carried out by an authorized
Mercedes-Benz Center.
Only shift to
position 'P' when
vehicle is stationary
You have tried to Shift the automatic trans-
mission to P using the gear selector lever al-
though the vehicle is still in motion.
Stop the vehicle.
Park Assist
currently unavailable
See Oper. Manual
You attempt to activate Park Assist* even
though you have switched off the radar sen-
sors* on the vehicle.
Check if the radar sensors* may be switched on (
page 256).
Switch on the radar sensors* using the instrument cluster
control system.
Park Assist* is deactivated because the
area around the sensors* in the front or the
rear bumper (
page 538) is dirty.
Clean the front and rear bumper (
page 538).
Park Assist* is deactivated because the
battery voltage is insufficient.
Have the battery checked by an authorized Mercedes-Benz
Center.
Park Assist* is switched off because the ra-
dar sensor system* is temporarily inopera-
tive due to electromagnetic interference
near television and radio transmitter sta-
tions, toll stations, speed measuring sys-
tems, etc.
Wait until the message in the multifunction display disappears.
