Get Quick start and Tips -> At the filling station Guide for Mercedes C Class 4 Door 2023

Quick start and Tips

23

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from switching the driver assistance systems on

Automatic activation of the 360° camera

when selecting reverse gear

At the ﬁlling station

Refuelling the vehicle

and oﬀ to display and language settings.

The settings are structured in the following

menus:

Light menu

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All the light settings can be carried out in the

Lights menu. You can activate or deactivate the

Intelligent Light System here, set for how long

your vehicle should remain lit aꢀer parking or

unlocking or switch the function oﬀ.

WARNING Risk of ﬁre or explosion from

fuel

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Assistance

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Vehicle

Fuels are highly ﬂammable.

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Lights

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Fire, naked ﬂames, smoking and creating

sparks must be avoided.

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System

System menu

All important settings for the multimedia system

can be carried out in the System menu.

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Before refuelling, switch oﬀ the vehicle

Assistance menu

and, if ﬁtted, the stationary heater and

keep switched oﬀ during ﬁlling.

With the Assistance menu you have direct access

to the driver assistance systems which are instal-

led in your vehicle and can either switch these on

or oﬀ, or conﬁgure according to your wishes.

You can carry out the following settings, for exam-

ple:

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WARNING Risk of injury from fuels

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Setting the system language

The conﬁguration of Wi-Fi and Bluetooth^®

Setting of time and date

Fuels are poisonous and hazardous to your

health.

Vehicle menu

Here you can activate the following functions, for

example:

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#

Do not swallow fuel or let it come into

contact with skin, eyes or clothing.

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Automatic folding in of the outside mirrors

when parking the vehicle

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Do not inhale fuel vapour.

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Keep children away from fuel.

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Automatic adjustment of the seat and steering

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wheel, for comfortable entry and exit from the

vehicle

Keep doors and windows closed during

the refuelling process.

F206 0105 02

Quick start and Tips

24

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To avoid creating another electrostatic

charge, do not get into the vehicle again

during the refuelling process.

to European EN 228, or an equivalent

If you or other people come into contact with

fuel, observe the following:

speciﬁcation.

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Immediately rinse fuel oﬀ your skin with

soap and water.

Fuel of this speciﬁcation may contain up to

10 % ethanol. Your vehicle is suitable for use

with E10‑ fuel.

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WARNING Risk of ﬁre from fuel mixture

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If fuel comes into contact with your eyes,

Vehicles with a diesel engine:

immediately rinse them thoroughly with

clean water. Seek medical attention

immediately.

Never refuel with one of the following fuels:

If you mix diesel fuel with petrol, the ﬂash

point of the fuel mixture is lower than that of

pure diesel fuel.

While the vehicle is running, component parts

in the exhaust system may overheat without

warning.

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Diesel

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regular petrol with an octane number

lower than 91 RON

petrol with more than 10 % ethanol by vol-

ume‑, e. g. E15, E30, E85, E100

petrol with more than 3 % methanol by

volume‑, e. g. M15, M30

petrol with metallic additives

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If you swallow fuel, seek medical atten-

tion immediately. Do not induce vomit-

ing.

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#

Change immediately out of clothing that

has come into contact with fuel.

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Never refuel using petrol.

Never mix petrol with diesel fuel.

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WARNING Risk of ﬁre and explosion due

to electrostatic charge

If you have accidentally refuelled with the

wrong fuel:

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NOTE Damage caused by the wrong fuel

Electrostatic charge can ignite fuel vapour.

Vehicles with a petrol engine:

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Before you open the fuel ﬁller cap or

Do not switch on the vehicle.

Consult a qualiﬁed specialist workshop.

Even small amounts of the wrong fuel could

result in damage to the fuel system, the

engine and the emission control system.

take hold of the pump nozzle, touch the

metallic vehicle body.

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Refuel only using unleaded, sulphur-free

spark-ignition engine fuel that conforms

F206 0105 02

Quick start and Tips

25

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Do not switch on the vehicle.

Consult a qualiﬁed specialist workshop.

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NOTE Damage caused by the wrong fuel

NOTE Do not refuel diesel-engined vehi-

cles with petrol

Vehicles with a diesel engine:

If you have accidentally refuelled with the

wrong fuel:

Even small amounts of the wrong fuel could

result in damage to the fuel system, the

engine and the emission control system.

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NOTE Do not use diesel to refuel vehicles

with a petrol engine

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Do not switch on the vehicle. Otherwise

fuel can enter the engine.

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If you have accidentally refuelled with the

wrong fuel:

Only refuel using sulphur-free diesel fuel

that conforms to European standard

EN 590, or an equivalent speciﬁcation.

In countries without sulphur-free diesel

fuel, refuel using only low-sulphur diesel

fuel with a sulphur content less than

50 ppm.

Even small amounts of the wrong fuel

could result in damage to the fuel system

and the engine. The repair costs are high.

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Do not switch on the vehicle. Otherwise

fuel can enter the engine.

Even small amounts of the wrong fuel

could result in damage to the fuel system

and the engine. The repair costs are high.

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Consult a qualiﬁed specialist workshop.

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Have the fuel tank and fuel lines drained

completely.

Never refuel with one of the following fuels:

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Consult a qualiﬁed specialist workshop.

Have the fuel tank and fuel lines drained

completely.

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Petrol

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NOTE Damage to the fuel system due to

overﬁlling the fuel tank

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Marine diesel

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Heating oil

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Only ﬁll the fuel tank until the pump noz-

zle switches oﬀ.

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Pure bio-diesel or vegetable oil

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Paraﬃn or kerosene

If too much fuel has been added due, for

example, to a faulty ﬁlling pump:

If you have accidentally refuelled with the

wrong fuel:

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Do not switch on the vehicle.

F206 0105 02

Quick start and Tips

26

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Press on the rear part of fuel ﬁller ﬂap 1.

Turn the fuel ﬁller cap anti-clockwise and

remove it.

Insert fuel ﬁller cap from above into bracket

2.

Completely insert the pump nozzle into the

tank ﬁller neck, hook in place and refuel.

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Consult a qualiﬁed specialist workshop.

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NOTE Fuel may spray out when you

remove the fuel pump nozzle

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Only ﬁll the fuel tank until the pump noz-

zle switches oﬀ.

Requirements

Only ﬁll the fuel tank until the pump nozzle

switches oﬀ.

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The vehicle is unlocked.

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Plug-in hybrid with petrol engine: The fuel tank

was vented before refuelling (/ page 303).

This function is country-dependent.

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Vehicles with a diesel engine: The tank ﬁller

neck is designed for refuelling at diesel ﬁlling

pumps.

Your vehicle is equipped with an incorrect fuel

protection system to prevent ﬁlling up with

the wrong fuel. This function may be deactiva-

ted in some countries due to local circum-

stances. For more information, consult a

Mercedes-Benz service centre.

Observe the notes on service ﬂuids and fuel.

The recommended octane number for your vehi-

cle can be found on the information label in the

fuel ﬁller ﬂap.

1

2

3

4

5

Fuel ﬁller ﬂap

Bracket for fuel ﬁller cap

Tyre pressure table

QR code for rescue card

Fuel type

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Vehicles with a diesel engine: Do not run the

fuel tank dry.

Refuel with at least 5 litres of diesel if the fuel

tank has been run dry completely.

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Plug-in hybrid with a petrol engine: The fuel

ﬁller ﬂap opens automatically aꢀer the fuel

tank has been vented (/ page 303).

F206 0105 02

Quick start and Tips

27

AdBlue^®level will lead to an output restriction

from the speed displayed. Aꢀer the remaining

distance displayed has been covered, it will no

longer be possible to start the vehicle. Reﬁll at

least the indicated amount of AdBlue^®.

Top up XX,X l AdBlue Switch vehicle on, wait

60 sec. or engine start not poss. The AdBlue^®

tank is empty. You can no longer start the

vehicle. Reﬁll at least the indicated amount of

AdBlue^®. Switch on the vehicle and wait for

approximately 60 seconds. Start the vehicle.

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Vehicles with a diesel engine: Use a ﬁller neck

with a large diameter for vehicles with a diesel

engine when topping up fuel from a fuel canis-

ter. Otherwise, the ﬁller neck cannot be

pushed into the tank shaꢀ.

Replace the cap on the ﬁller neck and turn

clockwise until it engages audibly.

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NOTE Contamination of the vehicle inte-

rior due to AdBlue^®leakage

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Aꢀer topping up, carefully close the

AdBlue^®reﬁll container.

Avoid carrying AdBlue^®reﬁll containers

permanently in the vehicle.

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Close fuel ﬁller ﬂap 1.

Requirements

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The vehicle is unlocked.

Reﬁlling AdBlue^®

The following sequential messages appear in the

driver's display when the AdBlue^®tank needs

reﬁlling:

NOTE Engine damage due to AdBlue^®

being in the fuel

AdBlue^®must not be used to ﬁll the fuel

tank.

Only use AdBlue^®to ﬁll the AdBlue^®

tank.

Do not overﬁll the AdBlue^®tank.

You can see the AdBlue^®range and level in the

Service menu in the driver's display.

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Refill AdBlue See Owner’s Manual. The

The AdBlue^®range shown greatly depends on

the driving style and operating conditions. The

actual range can therefore deviate from the

calculated range.

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AdBlue^®level has fallen below the reserve

mark. Reﬁll AdBlue^®immediately.

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Top up AdBlue Emergency op. in XXX km

See Owner's Manual. The low AdBlue^®level

will lead to limited performance aꢀer the

remaining distance displayed has been cov-

ered. Reﬁll AdBlue^®immediately.

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Top up AdBlue XX,X l Emerg. op.: max. XXX

km/h Start not poss. in XXX km. The low

F206 0105 02

Quick start and Tips

28

Opening the AdBlue^®ﬁller cap

Reﬁlling AdBlue^®

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Screw the disposable hose 3 onto the open-

ing of the AdBlue^®reﬁll canister 4 until ﬁn-

ger-tight.

Screw the disposable hose 3 onto the ﬁller

neck of the vehicle until ﬁnger-tight.

Liꢀ up and tilt the AdBlue^®reﬁll canister 4.

The ﬁlling process stops when the AdBlue^®

tank is completely full.

Mercedes-Benz recommends reﬁlling AdBlue^®at

a ﬁlling pump. If no AdBlue^®ﬁlling pump is availa-

ble, you can also top up AdBlue^®using a canister.

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AdBlue^®reﬁll canister 4 can be removed

when it has been only partially emptied.

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Unscrew and close the disposable hose 3

and AdBlue^®reﬁll canister 4 in reverse

order.

Replace AdBlue^®ﬁller cap 2 and turn it

clockwise until it audibly engages.

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Close fuel ﬁller ﬂap 1.

Switch on the vehicle for at least 60 seconds.

Press on the rear part of fuel ﬁller ﬂap 1.

Turn AdBlue^®ﬁller cap 2 anti-clockwise and

remove it.

You can also store the AdBlue^®ﬁller cap in

the fuel ﬁller cap holder in the fuel ﬁller ﬂap

hinge arm.

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If the vehicle could not be started as the

AdBlue^®tank was empty, it can take up to 60

seconds for the reﬁll to be detected.

Unscrew the cap of the AdBlue^®reﬁll canister

4.

#

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Start the vehicle.

F206 0105 02

Quick start and Tips

29

Avoid storing AdBlue^®reﬁll containers perma-

%

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Before opening the bonnet, allow the

engine to cool down.

In the event of a ﬁre in the engine com-

partment, keep the bonnet closed and

call the ﬁre service.

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WARNING Risk of burns from hot compo-

nent parts in the engine compartment

nently in the vehicle.

Certain component parts in the engine com-

partment can be very hot, e.g. the engine, the

cooler and parts of the exhaust system.

Topping up the windscreen washer system

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DANGER Risk of fatal injuries when carry-

ing out maintenance work during the

charging process

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Allow the engine to cool down and only

touch component parts described in the

following.

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WARNING Risk of injury due to moving

parts

During the charging process, the high-voltage

on-board electrical system is under high volt-

age.

Components in the engine compartment may

continue to run or start unexpectedly even

when the drive system is switched oﬀ.

Observe the following if you must open the

bonnet:

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WARNING ‑ Risk of ﬁre and injury due to

windscreen washer concentrate

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Do not perform any maintenance work

during the charging process.

Windscreen washer concentrate is highly ﬂam-

mable. It could ignite if it comes into contact

with hot engine component parts or the

exhaust system.

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Switch oﬀ the vehicle.

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WARNING Risk of burns when opening the

bonnet

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Never touch the danger zones surround-

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Make sure that no windscreen washer

ing moving components, e.g. the rotation

area of the fan.

If you open the bonnet in the event of an over-

heated engine or ﬁre in the engine compart-

ment, the following situations may occur:

concentrate spills out next to the ﬁller

opening.

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Remove jewellery and watches.

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Keep items of clothing and hair away

from moving parts.

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You may come into contact with hot gases.

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You may come into contact with other

escaping hot operating ﬂuids.

F206 0105 02

Quick start and Tips

30

Replacing the windscreen wiper blades

Removing the wiper blades

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Fold the wiper arms away from the wind-

screen.

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WARNING Risk of becoming trapped if the

windscreen wipers are switched on while

wiper blades are being replaced

If the windscreen wipers begin to move while

you are changing the wiper blades, you can be

trapped by the wiper arm.

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Always switch oﬀ the windscreen wipers

and vehicle before changing the wiper

blades.

Moving the wiper arms into the replacement posi-

tion

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Switch the vehicle on and then oﬀ again

immediately.

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Open cap 1 by the tab.

Top up the washer ﬂuid.

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Within around 15 seconds, press and hold the

î button on the combination switch for

approximately three seconds (/ page 234).

The wiper arms will move into the replacement

position.

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Hold the wiper arm with one hand. With the

other hand, turn the wiper blade away from

the wiper arm in the direction of arrow 1 as

far as it will go.

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Press release button 2.

F206 0105 02

Quick start and Tips

31

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Remove the wiper blade from the wiper arm in

the direction of arrow 3.

Fold the wiper arms back onto the wind-

screen.

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Switch on the vehicle.

Press the î button on the combination

Fitting the wiper blades

switch.

The wiper arms will return to their original

positions.

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Switch oﬀ the vehicle.

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Check the condition of the wiper blades regu-

larly and replace them in the event of visible

damage or ongoing smearing.

Service indicator

There is a service indicator at the tip of the newly

mounted wiper blade.

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Remove protective ﬁlm 1 from the service

indicator.

When the colour of the service indicator changes

from black to yellow, the wiper blades should be

replaced.

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Push the new wiper blade into the wiper arm

in the direction of arrow 1 until release knob

2 engages.

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Make sure that the wiper blade is seated cor-

rectly.

F206 0105 02

Quick start and Tips

32

Checking the engine oil level using the driver's

display

display is green and is between "min" and

"max": the engine oil level is correct.

Information on washing the vehicle in a car wash

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WARNING Risk of an accident due to

reduced braking power aꢀer washing the

vehicle

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Engine oil level Top up 1,0 l and the bar dis-

play for indicating the engine oil level on the

driver's display is yellow and is below "min":

Requirements

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The engine has been warmed up.

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The vehicle is parked on a level surface.

Braking eﬃciency is reduced aꢀer washing the

vehicle.

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Add 1 l of engine oil.

The engine is running at idle speed.

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Engine oil level Reduce and the bar display for

indicating the engine oil level on the driver's

display is yellow and is above "max":

The bonnet is closed.

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Aꢀer the vehicle has been washed, brake

carefully while paying attention to the

traﬃc conditions until braking power has

been fully restored.

Determining the engine oil level can take up to

30 minutes with a normal driving style and even

longer with an active driving style.

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Drain oﬀ any excess engine oil that has been

added. To do so, consult a qualiﬁed specialist

workshop.

Driver's display:

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NOTE Damage from automatic braking

4

Service

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For engine oil level, switch on vehicle

If one of the following functions is activated,

the vehicle will brake automatically in certain

situations:

The engine oil level is shown.

One of the following messages will appear on the

driver's display:

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Switch on the vehicle to check the engine oil

level.

Engine oil level System inoperative: The oil

level sensor is defective or not connected.

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Active Brake Assist

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Engine oil level Measuring now…: the engine

oil level cannot be determined yet.

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Active Distance Assist DISTRONIC

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HOLD function

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Consult a qualiﬁed specialist workshop.

Engine oil level System currently inoperative

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Repeat the request aꢀer a maximum of

30 minutes' driving.

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Active Parking Assist

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Engine oil level OK and the bar display for

indicating the engine oil level on the driver's

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Close the bonnet.

F206 0105 02

Quick start and Tips

33

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The side windows and sliding sunroof are com- Car wash mode

To avoid damaging the vehicle, deactivate

these systems e.g. during towing or in the car

wash.

pletely closed.

In car wash mode, the vehicle is prepared for driv-

ing into a car wash. Car wash mode can be activa-

ted at a speed of up to 20 km/h (/ page 620).

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The outside mirrors are folded in.

The blower for the ventilation and heating is

switched oﬀ.

When car wash mode is activated, the Car wash

mode active message will appear on the driver's

display. The following adjustments will be made:

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NOTE Damage due to unsuitable car wash

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The windscreen wiper switch is in position g.

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Before driving into a car wash make sure

that the car wash is suitable for the vehi-

cle dimensions.

Ensure there is suﬃcient ground clear-

ance between the underbody and the

guide rails of the car wash.

Ensure that the clearance width of the

car wash, in particular the width of the

guide rails, is suﬃcient.

The key is at a minimum distance of 3 m away

from the vehicle. Otherwise, the boot lid could

open unintentionally.

This also applies to the Digital Vehicle Key.

For car washes with a conveyor system:

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The outside mirrors will be folded in.

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To prevent the windscreen washer system

from starting up automatically, the rain sensor

will be deactivated.

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The windows and the sliding sunroof will be

closed, if necessary.

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Neutral i is engaged.

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If you would like to leave the vehicle while

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Parking Assist PARKTRONIC will be deactiva-

it is being washed, make sure the key is

located in the vehicle. Park position j

will otherwise be engaged automatically.

ted.

To avoid damage to your vehicle when using a car

wash, ensure the following beforehand:

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Vehicles with 360° camera: the front image

will be activated aꢀer approximately eight sec-

onds.

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Active Distance Assist DISTRONIC is deactiva-

ted.

If, aꢀer the car wash, you remove the wax

from the windscreen and wiper rubbers, this

will prevent smearing and reduce wiper noise.

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Vehicles with HANDS-FREE ACCESS: kick

detection will be deactivated.

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The HOLD function is switched oﬀ.

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The 360° camera or the reversing camera is

switched oﬀ.

If one of the settings cannot be selected, this will

be shown by the % symbol next to the respec-

tive setting.

F206 0105 02

Quick start and Tips -> At the filling station for Your Mercedes C Class 4 Door 2023

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