Page 23 of 442

23 At a glance
Instrument cluster
Item
Page
1
LLeft turn signal indi-
cator lamp
2
vAntilock Brake Sys-
tem (ABS)/Electronic 
Stability Program 
(ESP) warning lamp
311
3
Speedometer
4
Multifunction display 
with:Basic display with outside 
temperature display
141
Status indicator with mal-
function warning messageTrip odometer
127
5
lDistance warning 
lamp
1
1Vehicles without Distronic*: Warning lamp without
function. It illuminates with the ignition on. It should
go out when the engine is running.
315
6
KRight turn signal indi-
cator lamp
Item
Page
7
Coolant temperature dis-
play with:•Coolant tempera-
ture warning lamp
314
8
Tachometer with:1Supplemental 
restraint system 
indicator lamp
 316
-Antilock Brake Sys-
tem (ABS) malfunc-
tion indicator lamp
310
warning lamp
315
AHigh beam head-
lamp indicator
123
9
Main odometer with:
Selector lever position 
43
Program mode 
164
Item
Page
a
Clock with:
143
;Brake warning 
lamp, except 
Canada
312
3Brake warning 
lamp, Canada only
312
?Engine malfunction 
indicator lamp
313
b
Fuel display with:AFuel reserve warn-
ing lamp
315
c
Reset button for:
Resetting trip 
odometer
127
Adjusting instrument 
cluster illumination
126
Confirming new time 
settings
143 
     
        
        Page 45 of 442

45 Getting started
Driving
Starting difficulties
If the engine does not start as described, 
carry out the following steps:
If you are starting the engine with the 
SmartKey, turn SmartKey in starter 
switch to position0 and repeat starting 
procedure.
If you are starting the engine with 
KEYLESS-GO: Close any doors that 
may be open to allow for better detec-
tion of the SmartKey with 
KEYLESS-GO.
Or:
Start the engine with the SmartKey as 
radio signals from another source may 
be interfering with the SmartKey with 
KEYLESS-GO.
Repeat the starting procedure 
(page 43). Remember that extended 
starting attempts can drain the battery.
Get a jump start (
page 378).If the engine does not start after several 
starting attempts, there could be a mal-
function in the engine electronics or in the 
fuel supply system.
Notify an authorized Mercedes-Benz 
Center.
Parking brake 
1Parking brake pedal
2Parking brake release handle
Release the parking brake by pulling on 
handle2.
The warning lamp ; (USA only) or 
3 (Canada only) in the clock goes 
out.Warning!
G
When leaving the vehicle, always remove the 
SmartKey from the starter switch, take the 
SmartKey with KEYLESS-GO* with you and 
lock the vehicle. Do not leave children unat-
tended in the vehicle, or with access to an 
unlocked vehicle. Children could release the 
parking brake, which could result in an acci-
dent and/or serious injury. 
     
        
        Page 105 of 442
105 Controls in detail
Locking and unlocking
Separately locking the trunk
Your vehicle may be equipped with a func-
tion permitting the separate locking of the 
trunk using the mechanical key. If present, 
this feature can permit you to deny any un-
authorized person access to the trunk by 
locking the trunk separately and leaving 
the SmartKey less the mechanical key with 
the vehicle. 
To verify the presence of this feature, use 
the mechanical key to lock the trunk and 
then attempt to open the trunk.The lock is located next to the recessed 
handle.
1Unlocked
2Locked
Close the trunk lid (
page 99).
Pull the mechanical key out of the 
SmartKey (
page 353).
Insert the mechanical key in the trunk 
lid lock.
Turn the mechanical key clockwise to 
position1.
The trunk remains locked even when the 
vehicle is centrally unlocked.iYou can only cancel the separate trunk 
locking mode by means of the mechan-
ical key. 
     
        
        Page 126 of 442

126 Controls in detailInstrument cluster
Instrument clusterA full view illustration of the instrument 
cluster can be found in the “At a glance” 
section of this manual (
page 22).
The instrument cluster is activated when 
you
open a door
turn on the ignition
press the reset button (
page 22)
switch on the exterior lamps
You can change the instrument cluster set-
tings in the instrument cluster submenu of 
the control system (
page 141).
Instrument cluster illumination
Use the reset button (
page 22) to adjust 
the illumination brightness for the instru-
ment cluster.To brighten illumination
Turn the reset button in the instrument 
cluster clockwise (
page 22).
The instrument cluster illumination will 
brighten.
To dim illumination
Turn the reset button in the instrument 
cluster counterclockwise (
page 22).
The instrument cluster illumination will 
dim.
iThe instrument cluster illumination is 
dimmed or brightened automatically to 
suit ambient light conditions.
The instrument cluster illumination will 
also be adjusted automatically when 
you switch on the vehicle’s exterior 
lamps. 
     
        
        Page 144 of 442

144 Controls in detailControl systemSynchronizing the time
This function can only be seen on vehicles 
with COMAND and navigation module*.
Move the selection marker with 
theæ orç button to the Time/Date
 submenu.
Press buttonj ork repeatedly 
until you see this message in the dis-
play: 
Time sync. with head unit
.
The selection marker is on the current 
setting.
Pressæ orç to select the de-
sired setting.Set time (hours)
This function can only be seen when syn-
chronization is switched off.
Move the selection marker with 
theæ orç button to the Time/Date
 submenu.
Press buttonj ork repeatedly 
until you see this message in the dis-
play: 
Clock, hours
.
The selection marker is on the hour set-
ting.
Pressæ orç to set the hour.
Confirm by pressing reset button.Set time (minutes)
This function can only be seen when syn-
chronization is switched off.
Move the selection marker with 
theæ orç button to the Time/Date
 submenu.
Press buttonj ork repeatedly 
until you see this message in the dis-
play: 
Clock, minutes
.
The selection marker is on the minute 
setting.
Pressæ orç to set the minutes.
Confirm by pressing reset button. 
     
        
        Page 351 of 442

351 Practical hints
Where will I find ...?
Removing the spare wheel
Turn luggage bowl counterclockwise.
Remove spare wheel2.
Storing the spare wheel
Place spare wheel2 in wheel well.
Turn luggage bowl clockwise to its stop 
to secure the spare wheel.Minispare wheel
In the case of a flat tire, you may tempo-
rarily use the Minispare wheel when ob-
serving the following restrictions:
Do not exceed a vehicle speed of 
50 mph (80 km / h).
Drive to the nearest tire repair facility 
to have the flat tire repaired or re-
placed as appropriate.
Do not operate vehicle with more than 
one spare wheel mounted.More information can be found in the 
“Technical data” section (
page 396).
Luggage box
Remove luggage box
1Fastening clip
2Luggage box
Turn fastening clips1 to the left up-
wards from fastening bolts.
Lift luggage box in the area of the fas-
tening bolts and remove it from trunk.
!Always lower trunk floor before closing 
trunk lid.
Warning!
G
The dimensions of the Minispare wheel are 
different from those of the road wheels. As 
a result, the vehicle handling characteristics 
change when driving with a Minispare wheel 
mounted.
The Minispare wheel should only be used 
temporarily, and replaced with a regular 
road wheel as quickly as possible. 
     
        
        Page 354 of 442

354 Practical hintsUnlocking / locking in an emergencyUnlocking the trunk
A minimum height clearance of 5.90 ft 
(1.80 m) is required to open the trunk lid. 
If you are unable to unlock the trunk with 
the SmartKey or KEYLESS-GO*, open the 
trunk with the mechanical key.
The handle is located above the rear li-
cense plate recess.
1Unlocking in an emergency 
2Handle
Insert the mechanical key into the 
trunk lid lock.
Turn the mechanical key counterclock-
wise to position1 and hold it in this 
position.
Pull trunk lid handle2 and lift the 
trunk lid.
Locking the vehicle
If you are unable to lock the vehicle with 
the SmartKey, lock it with the mechanical 
key as follows:
Close the passenger doors and the 
trunk.
Press the central locking switch in the 
cockpit (
page 107).
Check to see whether the locking 
knobs on the passenger doors are still 
visible. If necessary, push them down 
manually.
Slide mechanical key2 out of the 
SmartKey.
Lock the driver’s door with the me-
chanical key (
page 354).
Check if the trunk is locked. If neces-
sary lock the trunk with the mechanical 
key (if appilcable) (
page 105).
!Always make sure there is sufficient 
overhead clearance.iUnlocking your vehicle with the me-
chanical key will trigger the anti-theft 
alarm system. To cancel the alarm, do 
one of the following:
Press buttonŒ or‹ on the 
SmartKey.
Insert the SmartKey in the starter 
switch.
Vehicles with KEYLESS-GO*:
Grasp the outside door handle.
Press the start /stop button. 
     
        
        Page 357 of 442
357 Practical hints
Unlocking / locking in an emergency
Fuel filler flap emergency release
In case the central locking system does 
not release the fuel filler flap, you can open 
it manually.
1Release knob
Open trunk lid.
Remove right-side tail trim.
Turn release knob1 clockwise (ar-
row).
The fuel filler flap can know be opened.Manually unlocking the transmission 
selector lever
In the case of power failure, the transmis-
sion selector lever can be manually un-
locked, e.g. to tow the vehicle.
1Pin
Open the storage compartment in the 
center console (
page 244).
Take out the cup holder*.
Using two fingers in the horizontal slot 
at the upper rear side of the cup holder, 
lift cup holder upwards to remove.
Hold the cover at a 45° angle.
Insert a suitable object1 (e.g. a pin) 
through the hole and press the pin 
downward. 
Remove pin1. iThe selector lever is locked again when 
moving it to positionP.