Page 385 of 473

384 Practical hintsWhat to do if …Left display
Right display
Possible cause/consequence
Possible solution
.
Turn signal
rear left
Auxiliary bulb on
The left rear turn signal lamp is mal-
functioning. An auxiliary bulb has
been brought into use.
Replace the bulb as soon as possible
(page 397).
Turn signal
rear right
Auxiliary bulb on
The right rear turn signal lamp is
malfunctioning. An auxiliary bulb
has been brought into use.
Replace the bulb as soon as possible
(page 397).
C
Raise
roll-over bar
The roll bar is malfunctioning.
For safety reason, always have the roll bar raised
when driving with the retractable hardtop open.
Attempt to raise the roll bar using the roll bar
button (
page 81).
Have the roll bar checked by an authorized
Mercedes-Benz Center.
L
TeleAid
inoperative
One or more main functions of the
Tele Aid system are malfunctioning.
Have the Tele Aid system checked by an au-
thorized Mercedes-Benz Center.
t
Function
unavailable
This display appears if button t
or s on the multifunction steer-
ing wheel is pressed and the vehicle
is not equipped with a telephone.
Page 386 of 473
385 Practical hints
What to do if …
Left display
Right display
Possible cause/consequence
Possible solution
H
Please correct
the tire pressure
The tire inflation pressure is too
low in one or more tires.
Check and correct tire inflation pressure as required
(page 292).
Tire pressure
Caution
Tire defect
One or more tires are deflating.
Carefully bring the vehicle to a halt, avoiding abrupt
steering and braking maneuvers.
If necessary, change the wheel (
page 405).
Caution
Tire defect
Vehicles with Advanced TPMS*:
One or more tires are deflating.
The respective tire is indicated in
the multifunction display.
Carefully bring the vehicle to a halt, avoiding abrupt
steering and braking maneuvers.
If necessary, change the wheel (
page 405).
Warning!
G
Do not drive with a flat tire. A flat tire affects
the ability to steer or brake the vehicle.
You may lose control of the vehicle. Contin-
ued driving with a flat tire will cause exces-
sive heat build-up and possibly a fire.
Page 387 of 473
386 Practical hintsWhat to do if …Left display
Right display
Possible cause/consequence
Possible solution
H
Tire pressure
Check tires
The tire pressure in one or more
tires is already below the mini-
mum value.
Carefully bring the vehicle to a halt, avoiding abrupt
steering and braking maneuvers.
Check and adjust tire pressure as required.
If necessary, change the wheel.
Check tires
Vehicles with Advanced TPMS*:
The tire pressure in one or more
tires is already below the mini-
mum value.
The respective tire is indicated in
the multifunction display.
Carefully bring the vehicle to a halt, avoiding abrupt
steering and braking maneuvers.
Check and adjust tire pressure as required.
If necessary, change the wheel.
Warning!
G
Do not drive with a flat tire. A flat tire affects
the ability to steer or brake the vehicle.
You may lose control of the vehicle. Contin-
ued driving with a flat tire will cause exces-
sive heat build-up and possibly a fire.
Page 388 of 473
387 Practical hints
What to do if …
Left display
Right display
Possible cause/consequence
Possible solution
Ê
This message will appear when the
trunk lid is open and you are trying
to open or close the retractable
hardtop.
Close the trunk lid.
M
Close
trunk partition
You are trying to open or close the
retractable hardtop even though
the luggage cover in the trunk is not
closed and/or properly engaged.
Close the luggage cover and engage it into
side holders (
page 205).
W
Washer fluid
Please refill
The washer fluid in the washer fluid
reservoir has fallen below the mini-
mum level.
Add washer fluid (
page 282).
Warning!
G
Do not spill antifreeze on hot engine parts.
Antifreeze contains ethylene glycol which
may ignite when if it comes into contact with
hot engine parts. You could be seriously
burned.
Page 389 of 473

388 Practical hintsWhere will I find ...?First aid kit
The first aid kit is located in storage com-
partment under the passenger seat.
1Handle
2Lid
Pull handle 1 up.
Fold lid 2 down.
You can now remove the first-aid kit.
Vehicle tool kit, jack, and spare wheel
The vehicle tool kit, jack, and spare wheel
are stored in the space underneath the
trunk floor.
Lift up the trunk floor cover.
You can now remove the tools and ac-
cessories.
The vehicle tool kit includes
One pair of universal pliers
Two open-end wrenches
One hex-socket wrench
One interchangeable slot/Phillips
screwdriver
One towing eye bolt
One alignment bolt
One fuse extractor
One fuse chart
Spare fuses
i
Check expiration dates and contents for
completeness at least once a year and replace
missing/expired items.
Warning!
G
The jack is designed exclusively for jacking
up the vehicle at the jack tubes built into
both sides of the vehicle. To help avoid per-
sonal injury, use the jack only to lift the ve-
hicle during a wheel change. Never get
beneath the vehicle while it is supported by
the jack. Keep hands and feet away from the
area under the lifted vehicle. Always firmly
set parking brake and block wheels before
raising vehicle with jack.
Do not disengage parking brake while the
vehicle is raised. Be certain that the jack is
always vertical (plumb line) when in use, es-
pecially on hills. Always try to use the jack
on a hard level surface. Be sure that the jack
arm is fully inserted in the jack tube. Always
lower the vehicle onto sufficient capacity
jackstands before working under the vehi-
cle.
Page 390 of 473
389 Practical hints
Where will I find ...?
1Spare wheel
2Electric air pump
3Vehicle tool kit
4Storage well casing
Take spare wheel 1 out of the trunk,
see “Removing the spare wheel”
(page 389), to access jack 5 and
wheel wrench 6.5Jack
6Wheel wrench
Removing the spare wheel
Open the trunk (
page 111).
Lift up the trunk floor cover.
Remove storage well casing that con-
tains the vehicle tool kit and the elec-
tric air pump.1Spare wheel
2Tensioning strap (vehicles with
19" spare wheel only)
3Retaining screw
4Storage well casing base
Remove storage well casing base 4.
Remove retaining screw 3 by turning
it counterclockwise.
Remove spare wheel 1.
Page 391 of 473

390 Practical hintsWhere will I find ...?Storing the spare wheel after use
If you wish to store the spare wheel after
use, carry out the following steps. Other-
wise, the spare wheel may not fit the spare
wheel well.
Unscrew the valve cap from the valve
of the collapsible tire.
Take the valve extractor from the
vehicle tool kit (
page 388).
Unscrew the valve insert from the valve
and allow the air to escape.
Screw the valve insert back into the
valve.
Screw the valve cap back onto the
valve.
Store the spare wheel by carrying out
the steps described in “Removing the
spare wheel” (
page 389) in reverse
order.
Compressing the collapsible tire
(vehicles with 19" spare wheel only)
The collapsible tire on a 19" spare wheel
must be compressed with two tensioning
straps before you can store it back in the
trunk.
Extend the tensioning strap by pulling
the slider.
Place tensioning strap around spare
wheel rim and collapsible tire with the
buckle facing the inside of the rim.
Close the buckle.
Pull the loose end of the tensioning
strap.
The tensioning strap must be pulled as
tight as possible.
!
Make sure the spare wheel is dry before
storing it.
i
It may take a few minutes for the collapsible
tire to deflate completely.
i
Vehicles with 19" spare wheel only: Before
storing the spare wheel in trunk fasten tension-
ing straps, see “Compressing the collapsible tire
(vehicles with 19" spare wheel only)”
(
page 390).
i
The tensioning straps are shown in red for
illustration purposes. The tensioning straps on
the spare wheel of your vehicle are black.
Page 392 of 473
391 Practical hints
Locking/unlocking in an emergency
Locking/unlocking in an emergency
Unlocking the vehicle
If you cannot unlock the vehicle using the
SmartKey or KEYLESS-GO*, unlock the
driver’s door and the trunk using the me-
chanical key.
1Mechanical key locking tab
2Mechanical key
Move locking tab 1 direction of arrow
and slide the mechanical key 2 out of
the housing.Unlocking the driver’s door
1Unlocking
2Mechanical key
Insert mechanical key 2 into the lock
until it stops.
Turn mechanical key 2 counterclock-
wise to position 1.
The driver’s door is unlocked. You can
now open the driver’s door.
i
Unlocking the vehicle with the mechanical
key and opening the driver’s door or the trunk
will trigger the anti-theft alarm system
(
page 96).
To cancel the alarm, insert the SmartKey or the
SmartKey with KEYLESS-GO* in the starter
switch.