4
Battery
Changing (auxiliary heating
remote control) ............................... 235
Changing (key).. .............................. 234
Charging. ........................................ 250
Checking (key). ............................... 234
Check lamp (key). ........................... 234
Disconnecting ................................. 248
Display message ............................. 201
Maintenance (vehicle)..................... 247
Reconnecting.................................. 250
Removing/fitting. ........................... 250
Vehicle battery. .............................. 247
Belt force limiters
Activation.......................................... 33
Belt height adjustment........................ 74
Belt tensioners Activation.......................................... 33
Belt warning.......................................... 74
Bonnet Bonnet catch .................................. 158
Display message ............................. 200
Opening/closing ............................ 157
Bonnet release lever
Release leve r.................................. 158
Brake
Display message ............................. 201
Brake Assist
see BAS Brake fluid..........................................
281
Display message ............................. 201
Brake lamps
Display message ............................. 205
Brakes
Parking brake................................... .88
Warning lamp..................................2 14
Brake system
Display message ............................. 201
Bulbs
Brake lamp. .................................... 240
Cornering light function ..................238
Display messages ........................... 204
Foglamps. ....................................... 238
Licence plate lamp.......................... 241
Overview. ........................................ 236
Parking lamp. ......................... 237, 240
Rear foglamp. ................................. 241
Replacing............................... .237, 240
Reversing lamp. .............................. 241
Side lamp........................................ 237
Tail lamp ......................................... 240
Turn signal lamp. ....................239, 240 C
Cabriolet Draught stop................................... 135
Soft top .................................. 133, 134
Tonneau cover. ............................... 136
Calling up a malfunction
see Message memory menu
Care..................................................... 182
Automatic car wash. .......................183
Headlamps. .................................... 184
High-pressure cleaners. ..................183
Plastic trim. .................................... 184
Rear window. .................................. 184
Side windows.................................. 184
Trailer tow hitch. ............................. 186
Ultrasonic reversing aid. .................186
CD player/CD changer
Operating (on-board computer). .....102
Central locking
Automatic locking (on-board com-
puter). ............................................. 108
Key. .................................................. 54
Central locking/unlocking button...... 56
Central unlocking Key. .................................................. 54
Centre console
Lower section. .................................. 26
Upper section. .................................. 25Index
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Exterior view
19Function Page
1
Opening and closing the
rear door 56
Cabriolet: opening and
closing the tailgate
58
2
Reversing camera* 119
3
Rear window heating 128
4
Rear lights 240
5
Fuel filler flap 154
6
Opening and closing the
doors 54 Function Page
7
Exterior mirrors 68
Parking position 69
8
Front lights 237
9
Opening the bonnet 157
Engine oil 159
Coolant
161 Function Page
a
Windscreen wiper opera-
tion
82
Cleaning the wiper blades 183
Replacing the wiper blades 242
b
Cleaning the windows 184
c
Tyres and wheels 266
Tyre pressure monitor* 165
Flat tyre, fitting the spare
wheel
244
d
Towing eyes 253At a glance
* optional
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Cockpit
21Function Page
1
Combination switch: 78
• main-beam headlamps 78
• turn signals 77
• windscreen wipers 82
2
Cleans the headlamps 162
3
Cruise control lever:
• cruise control 113
• Variable Speedtronic
115 Function Page
4
Instrument cluster 22
5
Linguatronic* lever,
see separate operating
instructions
6
Ignition lock 59
7
Glove compartment
146 Function Page
8
Multi-function steering
wheel
24
9
Horn
a
Opens the bonnet 157
b
Adjusts the steering wheel 66
c
Light switch 75
d
Adjusts the exterior mirrors 68At a glance
* optional
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Anti-theft syste
ms 51G
Risk of accident
If the v warning lamp in the speedom-
eter flashes, proceed as follows:
R only depress the accelerator pedal as far
as necessary when pulling away.
R accelerate less when driving.
R adapt your driving style to suit the pre-
vailing road and weather conditions.
Otherwise, the vehicle could go into a skid.
If you drive too fast, 4ETS cannot reduce
the risk of an accident. 4ETS cannot over-
ride the laws of physics.
! If:
R the vehicle is being towed with the front
or rear axle raised,
R the parking brake is being tested using a
dynamometer,
the ignition must be switched off (key in
position 0or 1in the ignition lock). Other-
wise, application of the brakes by 4ETS
could destroy the brake system on the front
or rear axle. Anti-theft systems
Immobiliser
The immobiliser prevents your vehicle from
being started without the correct key.
X To activate: remove the key from the igni-
tion lock.
X To deactivate: turn the key to position 2
in the ignition lock. ATA* (anti-theft alarm system)
A visual and audible alarm is triggered when
the alarm system is primed and you open:
R a door
R a door using the emergency key element
R the rear door or tailgate (convertible)
R the bonnet
The alarm is also triggered if:
R the position of the vehicle is changed.
R a window is smashed.
The alarm is not switched off even if you close
a door again. 1
Indicator lamp
X To prime: lock the vehicle using the key.
Indicator lamp 1flashes. The alarm sys-
tem is primed after approximately 15 sec-
onds.
X To deactivate: unlock the vehicle using the
key.
i If you then do not open a side door or the
rear door, the alarm system switches itself
back on again after approximately 40 sec-
onds. Safety
* optional
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Air conditioning
125Setting the temperature
Different temperatures can be set for the
driver's and front-passenger sides.
X To increase/reduce: turn thumbwheels
2 and 3clockwise or anti-clockwise .
Only change the temperature setting in
small increments. Start at 22 †.
i The temperature of the air from the rear-
compartment air vents and the centre air
vents is the same.
i If you turn the temperature thumbwheel
on one side of the vehicle fully to the right
or left, you will increase or reduce the tem-
perature on the other side of the vehicle at
the same time. Adjusting the air vents
G
Risk of injury
Very hot or very cold air can flow from the
air vents. This could cause burns or frost-
bite to bare skin in the immediate vicinity
of the vents. Keep bare skin away from
these air outlets. If necessary, direct the
airflow away to a different area of the vehi-
cle interior.
Please observe the following notes to ensure
that the air can flow freely through the air
vents:
R keep the air inlet between the windscreen
and the bonnet free of deposits, such as ice
and snow, to guarantee the supply of fresh
air into the vehicle interior.
R never cover the vents or air inlet and outlet
grilles in the vehicle interior.
i Position the sliders for the centre air
vents in the central position to provide vir-
tually draught-free ventilation. Setting the centre air vents Centre air vents
1
Centre air vent, left
2 Centre air vent, right
3 Thumbwheel for centre air vent, right
4 Thumbwheel for centre air vent, left
X To open/close: turn thumbwheels 3and
4 to the right or left. Cont
rols
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Engine compartment
157
If only summer diesel fuel or less cold-resist-
ant winter diesel fuel (e.g. in Mediterranean
regions) is available, you should add an
amount of flow improver to the fuel corre-
sponding to the outside temperature.
Mix the additive with the diesel in good time,
before the flow properties of the diesel
become insufficient. Otherwise, malfunctions
can only be rectified by heating the entire fuel
system, e.g. by parking the vehicle in a heated
garage. G
Risk of fire
Do not use petrol to refuel vehicles with a
diesel engine. Never mix diesel with petrol.
This would damage the fuel system and
engine and could result in a vehicle fire.
Flow improver
The effectiveness of a flow improver is not
guaranteed with every fuel. Observe the infor-
mation provided by the manufacturer when
using a flow improver. Only use flow improv-
ers that have been tested and approved by
Mercedes-Benz. Information about flow
improvers that have been tested and
approved by Mercedes-Benz can be obtained
from any Mercedes-Benz Service Centre. Engine compartment
Bonnet
G
Risk of accident
Do not pull the release lever while the vehi-
cle is in motion. The bonnet may otherwise
open and block your view.
Opening G
Risk of injury
There is a risk of injury if the bonnet is open,
even if the engine is not running.
Some engine components can become
very hot.
To avoid the risk of burns, only touch those
components described in the Owner’s Man-
ual and observe the relevant safety notes. G
Risk of injury
The radiator fan between the radiator and
the engine can start automatically, even if
the key has been removed from the ignition
lock. For this reason you must not reach
into the turning area of the fan. You can
otherwise be injured. Vehicles with a petrol engine:
The electronic ignition system uses high
voltage. For this reason, you must never
touch components of the ignition system
(ignition coil, ignition cable, spark plug con-
nector or test socket) when:
R the engine is running
R the engine is being started
R the ignition is switched on and the engine
is being cranked by hand
Vehicles with a diesel engine:
The electronic injection control uses high
voltage. Therefore, never touch fuel injec-
tion system components when:
R the engine is running
R the engine is being started
R the ignition is switched on
X Make sure that the windscreen wipers are
switched off. G
Risk of injury
The windscreen wipers and wiper linkage
could be set in motion.
When the bonnet is open, you or others
could be injured by the wiper rods. Operation
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Engine compartment
158 Make sure that the windscreen wipers are
switched off and that the key has been
pulled out of the ignition lock before open-
ing the bonnet.
The bonnet release lever is located in the
driver's footwell. 1
Bonnet release lever
X Pull release lever 1.
The bonnet is released.
! Make sure that the windscreen wipers
are not folded out from the windscreen.
You could otherwise damage the wind-
screen wipers or the bonnet. G 320 CDI
2
Bonnet catch handle
X Lift the bonnet slightly.
X Pull bonnet catch handle 2in the direction
of the arrow and lift the bonnet. G 500, G 55 AMG
3
Bonnet catch handle X
Lift the bonnet slightly.
X Push bonnet catch handle 3in the direc-
tion of the arrow and lift the bonnet.
Closing G
Risk of injury
Make sure that nobody can become trap-
ped as you close the bonnet.
X Lower the bonnet and let it fall from a
height of approximately 20 cm.
X Check that the bonnet has engaged prop-
erly.
i If the bonnet can be raised slightly, it is
not properly engaged. Open it again and
close it with a little more force. Operation
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Display
messages 200 Display messages Possible cause/consequence Possible solution
Ê Close boot lid The luggage compartment door is open. X
Close the luggage compartment door. Y G
Risk of accident
Vehicles with an anti-theft alarm sys-
tem*: you are driving with the bonnet
open. X
Stop the vehicle. Pay attention to traffic con-
ditions as you do so.
X Close the bonnet. ± One or more electronic systems are
unable to deliver information to the on-
board computer. The following systems
may have failed:
R
coolant temperature gauge
R rev counter
R cruise control or Speedtronic display X
Visit a qualified specialist workshop. Ï The cooling fan for the coolant is faulty. X
If the coolant temperature is less than 120 †,
you can continue driving to the nearest quali-
fied specialist workshop.
X Avoid heavy loads on the engine (e.g. driving in
mountainous terrain) and stop-and-go driving. Practical advice
* optional
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