Display messages
Possible causes/consequences and
X SolutionsTire
Pressure
Monitor Inoperativ
e No
Wheel
Sensors There are wheels without appropriate wheel sensors mounted
(e.g. winter tires).
X
Have the Advanced TPMS checked at an authorized
Mercedes-Benz Center.
X Have the appropriate wheel sensors installed at an
authorized Mercedes-Benz Center. Tire
Pres.
Monitor Whl.
Sens.
Miss. At least one sensor is defect (e.g. battery is empty).
The respective tire is indicated by
– – instead of the tire
inflation pressure in the multifunction display.
X Have the Advanced TPMS checked at an authorized
Mercedes-Benz Center.
X Have the wheel sensors installed at an authorized
Mercedes-Benz Center. At least one wheel without appropriate wheel sensors is
mounted (e.g. spare wheel).
The respective tire is indicated by
– – instead of the tire
inflation pressure in the multifunction display.
X Have the Advanced TPMS checked at an authorized
Mercedes-Benz Center.
X Have the wheel sensors installed at an authorized
Mercedes-Benz Center. Tire
Pressure
Monitor Currently
Unavailabl
e The Advanced TPMS cannot monitor the tire inflation pressure
due to a nearby radio interference source or insufficient
power supply.
As
soon as the causes of the malfunction have been rectified,
the Advanced TPMS becomes active again automatically after
a few minutes of driving. Please
correct
the tire
pressure. The tire inflation pressure is too low in at least one tire.
or
The tire inflation pressures of the individual tires differ from
each other significantly.
The tire inflation pressure values are shown in the
multifunction display.
X
Check and correct tire inflation pressure as required
(Y page 201).
X Restart the Advanced TMPS ( Y page 203).242
Vehicle status messages in the multifunction display
Practical hints
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Display messages
Possible causes/consequences and
X Solutionsb Parking
Lamp,
Front
Left
Auxiliary
Bulb On
or
Parking
Lamp,
Front
Right
Auxiliary
Bulb On The left or right front parking lamp is malfunctioning. A
substitute bulb is being used.
X
Replace the bulb as soon as possible (Y page 267). b High Beam
Left
or
High Beam
Right The left or right high-beam lamp (halogen headlamps)/high-
beam flasher lamp (Bi-Xenon headlamps) is malfunctioning.
X
Replace the bulb as soon as possible (Y page 267). b License
Plate
Lamp Left
or
License
Plate
Lamp Right The left or right license plate lamp is malfunctioning.
X
Replace the bulb as soon as possible (Y page 267). b AUTO-
Light
Inoperativ
e The light sensor is malfunctioning. The headlamps come on
automatically.
X
Contact an authorized Mercedes-Benz Center as soon as
possible.
To switch off the headlamps (U.S. vehicles only):
X In the control system, set daytime running lamp mode to
manual
(Y page 106).
X Switch off the headlamps using the exterior lamp switch
(Y page 71). b Low Beam
Left
or
Low Beam
Right The left or right low-beam lamp is malfunctioning.
X
Halogen headlamp:
Replace the bulb as soon as possible
(Y page 267).
X Bi-Xenon headlamp: Contact an authorized Mercedes-
Benz Center as soon as possible. Vehicle status messages in the multifunction display
253
Practical hints
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