Page 27 of 442

25 At a glance
Instrument cluster
Item
Page
1
Speedometer with:vElectronic Stability 
Program (ESP) 
warning lamp
79,
306
;Brake warning 
lamp, USA only
48,
54,
303
3Brake warning 
lamp, Canada only
48,
54,
303
BLow beam head-
lamp indicator lamp
49,
109
2
LLeft turn signal 
indicator lamp
50
3
Multifunction display 
with:
121
Trip odometer
119
Main odometer
121
Gear selector lever 
position
47,
121,
160
Item
Page
Program mode
121,
162,
165
Status indicator (outside 
temperature/digital 
speedometer
119,
136
Digital clock
121
4
KRight turn signal 
indicator lamp
50
5
Tachometer with:
119
-Antilock Brake 
System (ABS) 
indicator lamp
77,
302
úEngine malfunction 
indicator lamp, 
USA only
304,
305
±Engine malfunction 
indicator lamp, 
Canada only
304,
305
1Supplemental 
restraint system 
indicator lamp
58,
307
Item
Page
64,
307
AHigh beam head-
lamp indicator lamp
50,
113
6
Fuel gauge with:Fuel reserve warning lamp
307
4Fuel filler cap 
location indicator: 
The fuel filler cap is 
on the rear 
right-hand side.
7
Coolant temperature 
gauge
118
8
Reset button for:
117
Resetting trip 
odometer
119
Resetting individual 
settings
133
Instrument cluster 
illumination
117 
     
        
        Page 119 of 442
117 Controls in detail
Instrument cluster
Instrument cluster
For a full view illustration of the instrument 
cluster, see “At a glance” (
page 24).
1Reset button
The instrument cluster is activated when 
you
open a door
switch on ignition
press reset button1
switch on the exterior lamps
You can change the instrument cluster 
settings in the Instrument cluster submenu 
of the control system (
page 135).
Instrument cluster illumination
Use reset button1 to adjust the 
illumination brightness for the instrument 
cluster.To brighten illumination
Turn reset button1 clockwise.
The instrument cluster illumination will 
brighten.
To dim illumination
Turn reset button1 counterclock-
wise.
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 123 of 442

121 Controls in detail
Control system
Control system
The control system is activated as soon as 
the SmartKey in the starter switch is 
turned to position1. The control system 
enables you to
call up information about your vehicle
change vehicle settings
For example, you can use the control 
system to find out when your vehicle is 
next due for service, to set the language 
for messages in the instrument cluster 
display, and much more.
The control system relays information to 
the multifunction display.
Multifunction display
1Trip odometer
2Main odometer
3Current program mode
4Current gear selector lever 
position/gear range
5Digital clock
6Status indicator (outside tempera-
ture/digital speedometer)
iThe displays for the audio systems 
(radio, CD player) will appear in English, 
regardless of the language selected.
Warning!
G
A driver’s attention to the road and traffic 
conditions must always be his/her primary 
focus when driving.
For your safety and the safety of others, 
selecting features through the multifunction 
steering wheel should only be done by the 
driver when traffic and road conditions 
permit it to be done safely.
Bear in mind that at a speed of just 30 mph 
(approximately 50 km/h), your vehicle is 
covering a distance of 44 feet 
(approximately 14 m) every second. 
     
        
        Page 141 of 442

139 Controls in detail
Control system
Selecting time display mode
Move the selection marker with 
buttonæ orç to the 
Time/Date
 
submenu.
Press buttonj ork repeatedly 
until the message 
Clock display
 
appears in the multifunction display.
The selection marker is on the current 
setting.
Press buttonæ orç to set 
the
12h
 or
24h
 time display mode.Selecting automatic time change 
(Daylight Saving Time (DST) 
summer/Standard time winter)
Move the selection marker with 
buttonæ orç to the 
Time/Date
 
submenu.
Press buttonj ork repeatedly 
until the message 
Change-over 
Summer / Winter time
 appears in the 
multifunction display.
The selection marker is on the current 
setting.
Press buttonæ orç to select if 
the changeover between summer and 
winter time should be automatic or 
manual. 
Setting the date (month)
This function can only be seen with audio 
system.
Move the selection marker with 
buttonæ orç to the 
Time/Date
 
submenu.
Press buttonj ork repeatedly 
until the message 
Date Set MM
 appears 
in the multifunction display.
iVehicles with COMAND*:
For information on setting the date, 
refer to the separate COMAND 
operating instructions.
 
     
        
        Page 278 of 442

276 OperationAt the gas station
Open the fuel filler flap by pushing at 
the point indicated by arrow1. 
The fuel filler flap springs open.
Turn fuel cap counterclockwise and 
hold on to it until possible pressure is 
released.
Take off cap and set it in direction of 
arrow2 in the recess on the fuel filler 
flap.
To prevent fuel vapors from escaping 
into open air, fully insert filler nozzle 
unit.
Only fill your tank until the filler nozzle 
unit cuts out – do not top up or 
overfill. 
Replace fuel cap by turning it 
clockwise.
You will hear when fuel cap is 
tightened.
Close fuel filler flap.Warning!
G
Overfilling of the fuel tank may create 
pressure in the system which could cause a 
gas discharge. This could cause the gas to 
spray back out when removing the fuel 
pump nozzle, which could cause personal 
injury. 
iOnly use premium unleaded gasoline 
with a minimum Posted Octane Rating 
of 91 (average of 96 RON/86 MON). 
Information on gasoline quality can 
normally be found on the fuel pump.
More information on gasoline can be 
found in the Factory Approved Service 
Products pamphlet.
Flexible Fuel Vehicles are identified by 
a label reading Premium gasoline or 
E85 only! on fuel filler flap.
For more information, see “Flexible 
Fuel Vehicles” (
page 392).
iLeaving the engine running and the fuel 
cap open can cause theú malfunc-
tion indicator lamp (USA only) or 
the± malfunction indicator lamp 
(Canada only) to illuminate.
For more information, see “Practical 
hints” (
page 304) and (
page 305).
 
     
        
        Page 331 of 442
329 Practical hints
Where will I find ...?
Where will I find ...?
First aid kit
The first aid kit is located in the trunk on 
the left side secured by a hook and loop 
fastener.
1First aid kit
2Hook and loop fastener
Unfasten hook and loop fastener2.
Remove first aid kit1.
Vehicle tool kit
The vehicle tool kit is located in the storage 
compartment underneath the trunk floor.
The following is included:
Towing eye bolt
Wheel wrench
Alignment bolt
Vehicle jack
Spare wheel bolts
Spare fuses
Valve extractor (C 55 AMG only)
Protective wrap (C 55 AMG only)
Collapsible wheel chock
A pair of gloves Removing the vehicle tool kit (except 
C55AMG)
Lift up trunk floor cover and engage 
trunk floor handle in upper edge of 
trunk.
1Retaining screw
2Storage well casing
Loosen retaining screw1 by turning it 
counterclockwise.
Remove storage well casing2.
iCheck expiration dates and contents 
for completeness at least once a year 
and replace missing/expired items.
 
     
        
        Page 332 of 442

330 Practical hintsWhere will I find ...?3Arrow 
4Minispare wheel
5Vehicle tool kit storage well casing
6Vehicle tool kit
Remove vehicle tool kit6.
Storing the vehicle tool kit
Place vehicle tool kit6 in vehicle tool 
kit storage well casing5.
Place storage well casing2 over the 
vehicle tool kit storage well casing5 
and turn retaining screw1 clockwise 
as far it will go to secure the Minispare 
wheel.Removing the vehicle tool kit 
(C 55 AMG only)
Lift up trunk floor cover and engage 
trunk floor handle in upper edge of 
trunk.
1Collapsible tire
2Vehicle tool kit (under collapsible tire)
3Retaining screw
Loosen retaining screw3 by turning it 
counterclockwise.
Remove collapsible tire1.
Remove vehicle tool kit2.
iArrow3 on vehicle tool kit storage 
well casing5 must point in the direc-
tion of travel. Otherwise you cannot 
place the storage well casing2 on top 
and secure the Minispare wheel with 
retaining screw1.!To prevent damage, always disengage 
trunk floor handle from upper edge of 
trunk and lower trunk floor before 
closing the trunk lid.
 
     
        
        Page 334 of 442
332 Practical hintsWhere will I find ...?Operational position
Turn crank handle clockwise until it 
engages (operational position).
Before storing the vehicle jack in its 
compartment:
It should be fully collapsed.
The handle must be folded in (storage 
position).Setting up the collapsible wheel chock
The collapsible wheel chock serves to 
additionally secure the vehicle, e.g. while 
changing the wheel.
1Tilt the plate upward
2Fold the lower plate outward
3Insert the plate
Tilt both plates upward1.
Fold the lower plate outward2.
Guide the tabs of the lower plate all the 
way into the openings of the base 
plate3.