service MERCEDES-BENZ METRIS 2016 MY16 Operator’s Manual

Depending on the vehicle’sequipment ,you have
the following options in the Servicemenu:
RCalling up displaymessage sinthe message
memory (Ypage 202)
RRestartin gthe tire pressure loss warning sys-
tem or checking the tire pressure electroni-
cally (
Ypage 274)
RCalling up the servic eduedate (ASSYST
PLUS) (Ypage 248)
Settings menu
Introduction
Depending on the vehicle’ sequipment ,you have
the following options in the Settingsmenu:
Rchanging the displayoptions in the Inst.Clustersubmenu (Ypage 185)
Rchanging the time and date in the Time/Datesubmenu (Ypage 186)
Rchanging the exteriorand interio rlighting set-
ting sint heLightssubmenu (Ypage 186)
Ractivating/deactivating or adjusting vehicle
functions in the Vehiclesubmenu
(Ypage 187)
Rresetting the settings to FactorySetting(Ypage 187)
Instrument cluste rsubmenu
Selecting the uni tfor the distance
With the DisplayUnitS peed-/Odometer:function, yo ucan select whether the display
shows certain informatio ninkilometers or
miles. Using the steerin
gwheel buttons
XPress =or; to select the Settingsmenu.
XPress:or9 to select Inst. Clus‐ter.
XPressato confirm.
XPress :or9 to select the DisplayUnitSpeed-/Odometer:function.
The displa yindicates the selected kmor
Milessetting.
XPress ato change the setting.
The uni tfor the distance will be selecte dfor:
RDigita lspeedom eterint heTripmenu
ROdometer and trip odometer
RTripc omputer
RCurrent consumption and range
RNavigation instructions in the Navimenu
RCruise control
RService intervaldisplay
Settingthe display language
Using the steerin gwheel buttons
XPress =or; to select the Settingsmenu.
XPress:or9 to select Inst. Clus‐ter.
XPressato confirm.
XPress :or9 to select Language:.
The displa yshows the current languag eselec-
tio nfor al ldisplay messages.
XPressato change the setting.
XPress :or9 to select the desired lan-
guage.
XPress the abutton to save the selection.
Selecting the permanent display function
Using the Permanent Display:function, you
can switch the displa yinthe header between
outside temperatur eand speed.
If the displa yshows the spee dinthe header, the
displa yshows the outside temperatur ewitht he
odometers (
Ypage 177). The additional speed-
ometer uni tinthe header is always invers eto
the speedomete runit.
On-board computer (vehicle swiths teering whee lbuttons)18 5
On-board computera nd displays
Z

Display messagesPossible causes/consequences andMSolutions
6
MalfunctionServiceReq.
The restrain tsystem is faulty. In addition ,the 6 warning lamp
lights up in th einstrumen tcluster.
GWARNIN G
The air bags or Emergency Tensioning Devices may either be triggered
unintentionally or, in th eevent of an accident, may no tbetriggered .
There is an increased ris kofinjury.
XHavethe restrain tsystem and it scom ponent schecked immedi-
ately at aqualified specialist workshop .
Further information on th erestrain tsystem and it scom ponent scan
be found under "Occupant safety" (
Ypage 43).
6
Fr. LeftMalf. Ser ‐viceReq.or Fr.RightMalf.Servic eReq.
The fron tleftorr ight restrain tsystem is malfunctioning .Inaddition ,
th e6 warning lamp lights up in th einstrumen tcluster.
GWARNIN G
The air bags or Emergency Tensioning Devices may either be triggered
unintentionally or, in th eevent of an accident, may no tbetriggered .
There is an increased ris kofinjury.
XHavethe restrain tsystem and it scom ponent schecked immedi-
ately at aqualified specialist workshop .
LeftCurtai nAirbagServiceRequiredor
Rt. Curtai nAirbag
Servic eRequired
There is amalfunction in th eleftorr ight window curtai nair bag. In
addition ,the 6 warning lamp lights up in th einstrumen tcluster.
GWARNIN G
The lef torright window curtai nair bag may either be triggered unin-
tentionally or, in th eevent of an accident, may no tbetriggered .
There is an increased ris kofinjury.
XHavethe restrain tsystem checke dimmediately at aqualified spe -
cialist workshop .
Lights
Display messagesPossible causes/consequences and MSolutions
b
CheckLeftLowBeamorCheck Right LowBea m
The lef torright-hand low-beam headlamp is faulty.
XChange th ebulb (Ypage 98).
b
Chk .Traile rL.TurnSig.or Chk .Traile rR.TurnSig.
The lef torright-hand trailer tur nsignal lamp is faulty.
XChange th ebulb (see th etrailer manufacturer' soperating instruc-
tions).
194Display message s(vehicles withou tsteering wheelbuttons)
On-board computera nd displays

You can hide low-prioritydisplay messages using the aor% steeringw heel button. The
display messages are the nstored in the messagem emory. Rectify the cause of adisplay message
as soon as possible.
High-priority display messages cannot be hidden.T hese messages will continue to be shown in the
display until their cause has been eliminated.
Message memory
The on-board computer stores certain display messages in the message memory.You can call up
the stored display messages. Usingt he steeringwheel buttons
XPress=or; to select the Servicemenu.
XPress:or9 to select Messages.
The line shows the numbe rofstored messages.
XPress ato confirm.
The firsts tored display messagea ppears in the display.
If there are no display messages, the display shows No Messages
.
XPress:or9 to scroll through the display messages.
All of the stored display messages are numbered in the messagem emory. The current message
numbe risdisplayed as aguide together with the numbe rofstored display messages in the
bottom line of the display.
XPress %to exit the display messages.
202Display messages (vehicles with steering wheel buttons)
On-board computer and displays

Display messagesPossible causes/consequences andMSolutions
6
SRS Malfunction:ServiceRequired
The restrain tsystem is faulty. In addition ,the 6 warning lamp
lights up in th einstrumen tcluster.
GWARNIN G
The air bags or Emergency Tensioning Devices may either be triggered
unintentionally or, in th eevent of an accident, may no tbetriggered .
There is an increased ris kofinjury.
XHavethe restrain tsystem and it scom ponent schecked immedi-
ately at aqualified specialist workshop .
Further information on th erestrain tsystem and it scom ponent scan
be found under "Occupant safety" (
Ypage 43).
6
Front LeftMalfunc‐tion: Servic eRequiredorFrontRight Malfunction:Servic eRequired
The fron tleftorr ight restrain tsystem is malfunctioning .Inaddition ,
th e6 warning lamp lights up in th einstrumen tcluster.
GWARNIN G
The air bags or Emergency Tensioning Devices may either be triggered
unintentionally or, in th eevent of an accident, may no tbetriggered .
There is an increased ris kofinjury.
XHavethe restrain tsystem and it scom ponent schecked immedi-
ately at aqualified specialist workshop .
6
LeftCurtai nAirbagMalfunction: Ser ‐viceRequiredor
Rt. Curtai nAirbag
Malfunction: Ser ‐viceRequired
There is amalfunction in th eleftorr ight window curtai nair bag. In
addition ,the 6 warning lamp lights up in th einstrumen tcluster.
GWARNIN G
The lef torright window curtai nair bag may either be triggered unin-
tentionally or, in th eevent of an accident, may no tbetriggered .
There is an increased ris kofinjury.
XHavethe restrain tsystem checke dimmediately at aqualified spe -
cialist workshop .
Lights
Display messagesPossible causes/consequences and MSolutions
b
CheckLeftLowBeamorCheck Right LowBea m
The lef torright-hand low-beam headlamp is faulty.
XChange th ebulb (Ypage 98).
b
Check Traile rLeftTur nSignalor
CheckTraile rRightTurnSignal
The lef torright-hand trailer tur nsignal lamp is faulty.
XChange th ebulb (see th etrailer manufacturer' soperating instruc-
tions).
208Display message s(vehicles wit hsteering whee lbuttons)
On-board computera nd displays

Display messagesPossible causes/consequences andMSolutions
ÒThe tailgateisopen.
XClos ethe tailgate.
ÑThe rear door is open .
XClosethe rear door(s).
ÓAn additional warning tone sounds. The hoo disopen.
GWARNIN G
The open hoo dmay then bloc kyour vie wwhen th evehicl eisinm otion.
There is ariskofana ccident.
XStop thevehicl eimmediately, payin gattention to roa dand traffic
conditions.
XSecur ethe vehicl etopreventitfromr ollin gaway (Ypage 132).
XClosethe hood.
CAn additional warning tone sounds while th evehicl eisinm otion.The
display shows th eopen door(s).
XClos eall doors.
Ð
Power Steering Mal ‐function See Oper.Manual
An additional warning tone sounds. The steering powe rassistanc e
could be malfunctioning .You may need to steer mor eforcefully.
XCarefully continu etoaqualified specialist workshop and hav ethe
steering checke dimmediately.
Â
Obtain aNew Key
The ke yneeds to be replaced.
XVisit aqualified specialist workshop .
Phone No ServiceYour vehicleisoutside th enetwork provider' stransmitter/receiver
range.
¥
Check Washer Fluid
The washer flui dlevel in th ewasher flui dreservoir has dropped belo w
th em inimum .
XAddw asher flui d(Ypage 246).
Indicatorand warning lamps in th einstrume nt cluster
Generaln otes
Whe nswitching on th eignition ,som esystems carry out aself-test .Som eindicator and warning
lamp smay temporarily tur nonorstart to flash. This is no tanindication of any problem .Onlyw hen
these indicator and warning lights tur nonorstart flashin gafter th eengineh as started or during th e
journey has amalfunction occurred .
218Indicator and warning lamps in th einstrument cluster
On-board computera nd displays

Useful information
This Operator's Manual describes all models as
well as standard and optional equipment of your
vehicle that were available at the time of going
to print.Country-specific variation sare possi-
ble. Note that your vehicle may not be equipped
with all of the described functions. This also
applies to system sand function srelevantt o
safety.
Read the information on qualified specialist
workshops (
Ypage 29).
Engine compartment
Hood
Important safetyn otes
GWARNING
If the hood is unlatched, it may open up when the vehicle is in motion and block your view.
There is arisk of an accident.
Never unlatc hthe hood while driving. Before
every trip, ensure that the hood is locked.
GWARNING
Openin gthe hood when the engin eisover-
heated or when ther eisafire in the engine
compartmen tcould expose you to hot gases
or other servicep roducts. There isarisk of
injury.
Let an overheated engin ecool down before
openin gthe hood. If ther eisafire in the
engin ecompartment, keep the hood closed
and contact the fire department.
GWARNING
The engin ecompartmen tcontains moving
components. Certain components, such as
the radiator fan, may continue to run or start
again suddenly when the ignition is off. There is ar isk of injury.
If you need to do any work inside the engine
compartment:
Rswitc hoff the ignition
Rneve rreach int othe area where ther eisa
risk of danger from movingc omponents,
such as the fan rotation area
Rremovej ewelry and watches
Rkeep items of clothing and hair, for exam-
ple, away from movingp arts
GWARNING
The ignition system operate swithahigh volt-
age. If you touc hthe live components, you
could receiv eanelectric shock.T here is an
increased risk of injury.
Never touc hcomponents of the ignition sys-
tem if:
Rthe engin eisrunning or being started
Rthe key is in radio position or drive position
in the ignition lock
The live components of the ignition system are,
for example:
Rignition coils
Rspark plug connectors
Rdiagnostic sockets
GWARNING
Certain components in the engin ecompart-
ment ,such as the engine, radiator and parts
of the exhaust system ,can becomev ery hot.
Working in the engin ecompartmen tposes a
risk of injury.
Where possible, let the engin ecool down and
touc honly the components described in the
following.
If you have to carry out work in the engin ecom-
partment ,only touc hthe following components:
RHood
ROil dipstick
REngine oil filler nec kcap
RWasher fluid reservoir cap
RCoolant expansion tan kcap
240Engine compartment
Maintenance and care

Opens the hood
GWARNING
Openingt he hood when the engine is over-
heated or when there is afire in the engine
compartment could expose you to hot gases
or other servicep roducts. There isarisk of
injury.
Let an overheated engine cool down before
opening the hood. If there is afire in the
engin ecompartment ,keep the hood closed
and contact the fire department.
GWARNING
Certain component sinthe engine compart-
ment ,such as the engine ,radiator and parts
of the exhaust system, can become very hot.
Workin ginthe engine compartment poses a
risk of injury.
Where possible, let the engine cool down and touch only the component sdescribed in the
following.
!Make sure that the windshield wipers are
not folded away from the windshield. You
could otherwise damage the windshield wip-
ers or the hood.
Observe the safety notes when you open the
hood.
XStop your vehicle as far away from traffic as
possible on level ground.
XSwitc hoff the engine.
XSecure the vehicle to preventitf rom rolling
away (Ypage 132).
XPull release handle :on the hood.
The hood is released.
XReach into the gap and push lever ;on the
hood catc htothe left.
XRaise the hood and hold it in that position.
XPull support strut ?out of retainer =and
guide it up in the direction of the arrow.
XLower the hood in such away that support
strut ?glides into recess Aand the hood
engages.
Closing the hood
GWARNING
Cloths or other flammable materials left in the
engin ecompartment can ignite if they come
into contact with the exhaust system or parts
of the engin ethat heat up. There is arisk of
fire. After carrying out maintenanc ework,
make sure that no extraneous flammable
material is left in the engin ecompartment or
on the exhaust system.
GWARNING
Openingt he hood when the engin eisover-
heated or when there is afire in the engine
compartment could expose you to hot gases
Engine compartment241
Maintenance and care
Z

or other service products. There isarisk of
injury.
Let an overheated engine cool down before
opening the hood. If there is afire in the
engine compartment, keep the hood closed
and contact the fire department.
GWARNING
Certain components in the engine compart-
ment,s uch as the engine, radiator and parts
of the exhaust system, can become very hot.
Working in the engine compartment poses a
risk of injury.
Where possible, let the engine cool down and touch only the components described in the
following.
!Do not use your hands to push the hood
down. You could damage it otherwise.
XHold support strut ?and lift the hood
slightly.
XGuide support strut ?towards retainer =
and apply slight pressure to make it engage.
XLower the hood and allow it to fall with
momentum from aheight of approximately
1ft( 30 cm).
The hood locks audibly.
XCheck that the hood is correctly locked.
If the hood can be raised slightly, it is not
properly engaged. If the hood is not correctly
engaged, open the hood again. Let the hood
fall with alittle more momentum.
Overview of the engine compartment
Engin ecompartment (example)
:
Engin eoil filler neck cap (Ypage 242)
;Brake fluid reservoir cap (Ypage 245)
=Coolant expansion tank cap (Ypage 244)
?Washer fluid reservoir cap (Ypage 246)
Regularly check the fluid level and the assembly
for leaks. If you detect fluid loss, e.g. oil flecks on the vehicle parking space, consult aqualified
specialist workshop immediately.
Engine oil
General notes
!Engin eoil gets dirty in the course of opera-
tion and its quality and volume are gradually
diminished. Regularly check the oil level, and top up or have it replaced as needed.
Observe the information on approved engine
oils and oil consumption under "Service prod-
ucts and capacities" (
Ypage 298).
You can check the oil level in the engine:
Rwith the oil dipstick
Checking the oil level using the oil dip-
stick
GWARNING
Opening the hood when the engine is over-
heated or when there is afire in the engine
compartment could expose you to hot gases
or other service products. There is arisk of
injury.
Let an overheated engine cool down before
opening the hood. If there is afire in the
242Engine compartment
Maintenance and care

engine compartment,keep the hood closed
and contact the fire department.
GWARNING
Certain component sinthe engine compart-
ment ,such as the engine, radiator and parts
of the exhaust system, can become very hot.
Workin ginthe engine compartment poses a
risk of injury.
Where possible, let the engine cool down and touch only the component sdescribed in the
following.
Oil dipstick and engine oil filler neck
Only check the oil level when the engine is at
normal operatin gtemperature.
XStop your vehicle as far away from traffic as
possible on level ground.
XSecure the vehicle to preventitf rom rolling
away.
XSwitc hoff the engine.
XWait 5minutes.
XOpen the hood (Ypage 241).
XPull out oil dipstick :.
XWipe oil dipstick:using alint-free cloth.
XInserto il dipstick :back into the guide tube
as far as it will go and remove it again.
If the level is between MIN mark =and MAX
mark ;,the oil level is adequate.
XIf the oil level has dropped to or below mini-
mum mark =,open cap ?and add engine oil
(
Ypage 243).
The difference in quantit ybetween marks ;
and =is approximately 2USquarts (2 liters).
XClose the hood.
Add engine oil
GWARNING
Openingt he hood when the engine is over-
heated or when there is afire in the engine
compartment could expose you to hot gases
or other servicep roducts. There isarisk of
injury.
Let an overheated engine cool down before
opening the hood. If there is afire in the
engine compartment ,keep the hood closed
and contact the fire department.
GWARNING
Certain component sinthe engine compart-
ment ,such as the engine, radiator and parts
of the exhaust system, can become very hot.
Workin ginthe engine compartment poses a
risk of injury.
Where possible, let the engine cool down and touch only the component sdescribed in the
following.
GWARNING
If engine oil comes into contact with hot com- ponents in the engine compartment ,itmay
ignite. There is arisk of fire and injury.
Make sure that engine oil is not spilled nex tto
the filler neck .Let the engine cool down and
thoroughly clean the engine oil off the com-
ponents before starting the engine.
HEnvironmental note
When adding oil, take care not to spill any. If
oil enters the soil or waterways, it is harmful to
the environment.
!Do not add too much oil. adding too much
engine oil can result in damage to the engine
or to the catalytic converter. Have excess
engine oil siphoned off.
!Do not use any additives in the engine oil.
This could damage the engine.
Engine compartment243
Maintenance and care
Z

Engine oilfille rneck (example)
Observ ethe informatio nregarding approved
moto roilunder "Service products and capaci-
ties" (
Ypage 298).
XOpe nthe hoo d(Ypage 241).
XUnscrew and remove cap :.
XAdd engine oil.
XReplace cap:on the fille rneck and tighten.
Whe ndoing so, make sure thatt he cap
engages correctly.
XCheck the oill evel with the oild ipstick
(Ypage 242).
XClose the hood.
Coolant
GWARNING
Service products maybep oisonousand haz-
ardous to health .There is ariskofi njury.
Compl ywithi nstructions on the use, storage
and disposalofs erviceproducts on the labels
of the respective original containers. Always
stor eservic eproducts seale dintheiroriginal
containers. Alway skeeps ervic eproducts out
of the reach of children.
GWARNING
Opening the hoo dwhent he engine is over-
heated or when ther eisafireint he engine
compartment could expose yo utohot gases
or othe rservic eproducts. There is arisko f
injury.
Let an overheate dengine coo ldow nb efore
opening the hood. If ther eisafireint he
engine compartment, kee pthe hoo dclosed
and contact the fir edepart ment.
GWARNING
Certai ncomponents in the engine compart-
ment, such as the engine ,radiator and parts
of the exhaust system ,can become ver yhot.
Working in the engine compartment poses a
ris kofi njury.
Where possible, le tthe engine coo ldow na nd
touch onl ythe components describe dinthe
following.
Coolant contains glyco land is therefore poison-
ous. Als oobserve the safety notes under "Ser-
vic ep roducts and capacities" (
Ypage 295).
GWARNING
The engine cooling system is pressurized, par-
ticularly when the engine is warm. When
opening the cap ,you could be scalded by hot
coolant spraying out. There is ariskofi njury.
Let the engine coo ldow nb efore opening the
cap .Weare ye and hand protection when
opening the cap .Opent he cap slowly half a
tur ntoa llowpressure to escape.
Onlyc heck the coolant level and/or fil lthe cool-
ant if the vehicl eisonalevel surface and the
engine hasc ooleddown. The coolant tempera-
tur em ustbeb elow122‡(50 †).
!Check the engine cooling and heating sys-
tem regularly for leaks.
If al arge quantity of coolant is lost, have the
cause traced and rectifie dataqualified spe-
cialist workshop.
GWARNING
If antifreeze come sinto contact with hot com-
ponents in the engine compartment, it may
ignite .There is ariskoff irea nd injury.
Let the engine coo ldow nb efore yo uadd anti-
freeze .Makes uret hata ntifreeze is not spilled
next to the fille rneck. Thoroughl yclean the
antifreeze from components before starting
the engine.
244Engine compartment
Maintenance and care