2016 MERCEDES-BENZ METRIS stop start

Engine
Display messagesPossible causes/consequences andMSolutions
#An additional warning tone sounds. The battery is no tbeingc harged.
Possible causes:
Rfault yalternator
Rtorn poly-V-belt
Ram alfunctio nintheelectronics
XStop th evehicle immediately, payinga ttention to road and traffic
conditions, and switch off th eengine.
!Do no tcontinue driving .The engine coul dotherwise overheat.
XSecure th evehicle to prevent it from rolling away (Ypage 132).
XConsult aqualified specialist workshop.
?
StopV ehicleT urnEng.Off
An additional warning tone sounds. The coolant is to ohot.
GWARNING
Never driv ewith an overheate dengine .Drivin gw hen th eengine is
overheate dcan caus efluids whichm ay have leaked int othe engine
compartmen ttocatch fire.
In addition,s team from an overheate dengine can caus eserious
burns, whichc an occur justbyopening th ehood.
Thereisar isk of injury.
XStop thevehicle immediately, payinga ttention to road and traffic
conditions, and switch off th eengine.
XSecure th evehicle to prevent it from rolling away (Ypage 132).
XWait until th eengine has cooled down.
XMakes ure that th eair supply to th eradiator is no tobstructed, by
frozen slush for example.
XDo no tstart th eengine again until th edisplay message goes out and
th ec oolant temperatur eisbelow th emaximum value specified. The
engine coul dotherwise be damaged.
XPay attention to th ecoolant temperatur egage (Ypage 172).
XIf th etem peratur eincreases again,v isitaq ualified specialist work-
shop immediately.
Under normal operatin gconditionsa nd with thespecifie dcoolant
level, th ecoolant temperatur egage may rise to 24 8‡(120† ).
?The fan motor is faulty.
XCheckt hecoolant temperatur e(Ypage 172).
XIf thecoolant temperatur eisbelow th emaximum value specified
below, you can continue driving to th enearest qualified specialist
workshop.
Avoid heavyl oads on theengine ,e.g.d riving in mountainous terrain,
and stop-and-go traffic.
Under normal operatin gconditionsa nd with thespecifie dcoolant
level, th ecoolant temperatur egage may rise to 24 8‡(120† ).
Displa ymessages (vehicles without steerin gwheel buttons)197
On-boardc omputer and displays
Z

Display messagesPossible causes/consequences andMSolutions
À
Attent.AsstInoper ‐ative
ATTENTION ASSIST has failed.
XVisitaqualified specialist workshop .
À
Attent.Asst: Tak eBreak!
Based on certain criteria, ATTENTION ASSIST has detecte dfatigue or
al ack of concentration on th epart of th edriver .Ana dditional warning
tone sounds.
XIf necessary, tak eabreak.
During lon gjou rneys, tak eregular breaks in goo dtimesot hatyou get
enough rest.
Cruise Contro l---mphAconditi on for activating cruise control has no tbeen met .
You hav etried to store aspeed belo w20m ph(30 km/ h)for example.
XIf conditions permit, drive faster than 20 mph (30 km/h )and store
the speed.
XCheck the activation conditions for cruis econtrol (Ypag e140).
Tires
Display messagesPossiblec auses/consequence sand MSolutions
Correct Tire Pres‐sureThe tire pressure is too low in at least one of the tires, or the tire
pressure difference between the wheels is too great.
XCheck the tire pressure at the next opportunity (Ypag e274).
XIf necessary, correct the tire pressure.
XRestart the tire pressure monitor (Ypag e277).
CheckTirePressureSoonAn additiona lwarning tone sounds.
The tire pressure in one or more tires has dropped significantly.
GWARNING
Tire pressure that are too low pose the following hazards:
RThe tires may burst, especially as the loa dand vehicl espeed
increase.
RThe tires may wea rexcessively and/or unevenly, which may greatly
impair tire traction.
RThe handling as wel lassteering and braking characteristics may be
severely affected.
There is arisk of an accident.
XStop the vehicl ewithout making any sudden steering or braking
maneuvers. Pay attention to the traffic conditions while doing so.
XSecure the vehicl etoprevent it from rolling away (Ypage132).
XCheck the tires and, if necessary, change the whee l(Ypage286).
XCheck the tire pressure (Ypag e274).
XIf necessary, correct the tire pressure.
Display messages (vehiclesw ithout steering wheel buttons)199
On-board computer and displays
Z

Display messagesPossible causes/consequences andMSolutions
Caution! TireMal‐func.
The tire pressur einoneor mor etires has dropped suddenly.
GWARNIN G
Drivin gwithaf lat tire poses ariskoft hefollowin ghazards :
RAflat tire affects th eabilit ytos teer or brak ethe vehicle.
RYou could then lose control of th evehicle.
RContinue ddrivin gwithaf lat tire will caus eexces sive heat build-up
and possibl yafire.
There is ariskofana ccident.
XStop thevehicl ewithout making any sudden steering or braking
maneuvers .Pay attention to th etraffic condition swhile doin gso.
XSecur ethe vehicl etopreventitfromr ollin gaway (Ypage 132).
XChec kthe tires and ,ifneces sary, chang ethe whee l(Ypage 286).
TirePress.Monito rCurrently Unavail.Due toasource of radi ointerference, no signals can be received from
th ew hee lsensors. The tire pressur emonitor is temporarily malfunc -
tioning .
The tire pressur emonitor restarts automatically as soo nastheprob-
lem has been solved.
Tir ePress.Monito rInoperativeThe tire pressur emonitor is malfunctioning and switched off .Either
th ei nstalled wheels do no thaves uitable tire pressur esensor sorthe
system is malfunctioning ,e.g.b ecause atirep ressur esensor is faulty.
XInstall wheels wit hsuitable tire pressur esensors.
The tire pressur emonitor is activated automatically after drivin gfor
af ew minutes.
or
XVisit aqualified specialist workshop .
Vehicle
Display messagesPossible causes/consequences and MSolutions
ÒThe tailgateisopen.
XClos ethe tailgate.
ÑThe rear door is open .
XClosethe rear door(s).
200Display message s(vehicles withou tsteering wheelbuttons)
On-board computera nd displays

Display messagesPossible causes/consequences andMSolutions
XVisitaqualified specialist workshop immediately.
Further information on th eOccupant Classification Syste m(OCS )can
be found under "Occupant Classification Syste m(OCS)" (
Ypage 51) .
#
CheckBrakePadWear
The brak epads/linings hav ereached their wear limit.
XVisit aqualified specialist workshop .
$(USA
only)
J(Canada
only)
Check Brake Fluid
Level
There is insufficien tbrak efluidint hebrak efluid reservoir .
GWARNING
Braking performance can be impaired.
There is ariskofana ccident.
XStop thevehicl eimmediately, payin gattention to roa dand traffic
conditions. Do no tcontinue drivingunder any circumstances.
XSecur ethe vehicl etopreventitfromr ollin gaway (Ypage 132).
XDo no tadd brak efluid .Addingm orew ill no tremedy th emalfunc -
tion .
XConsult aqualified specialist workshop immediately.
Tò
÷
Inoperative SeeOperator' sManual
EBDisu navailable due to amalfunction .ABS ,BAS ,hill start assist and
ES P®as well as it sdrivin gsafet ysystems ,for example, are therefor e
also unavailable .
ATTENTION ASSIST is deactivated and other drivin gsystems could be
automatically deactivated.
GWARNIN G
The brak esystem continues to function normally, but without th e
function slisted above. The wheels could therefor eloc kp rematurel yif
you brak ehard, for example.
This causes steerabilit yand braking to be greatl yimpaired. The brak -
ing distanc ecan increas einemergenc ybraking situations.
If ES P
®is no toperational, ES P®will notstabiliz ethe vehicle.
There is an increased ris kofskiddin gand accidents .
XDrive on withcare.
XVisit aqualified specialist workshop immediately.
206Display message s(vehicles wit hsteering whee lbuttons)
On-board computera nd displays

Display messagesPossible causes/consequences andMSolutions
÷
Inoperative SeeOperator'sManual
ESP®,BAS and hill start assist are unavailable due to amalfunction .
ATTENTION ASSIST is deactivated and other drivin gsystems could be
automatically deactivated.
GWARNIN G
The brak esystem continues to function normally, but without th e
function slisted above.
The braking distanc einanemergenc ybraking situation can thus
increase.
If ES P
®is no toperational, ES P®will notstabiliz ethe vehicle.
There is an increased ris kofskiddin gand accidents .
XDrive on withcare.
XVisit aqualified specialist workshop immediately.
÷
Currently Unavail.See Operator' sMan‐ual
ES P®,BAS and hill start assist are unavailable due to amalfunction .
The self-diagnosis function ,for example, may no tbecomplete.
ATTENTION ASSIST is deactivated and other drivin gsystems could be
automatically deactivated.
GWARNIN G
The brak esystem continues to function normally, but without th e
function slisted above. The wheels could therefor eloc kify ou brak e
hard, for example.
The braking distanc einanemergenc ybraking situation can thus
increase.
If ES P
®is no toperational, ES P®will notstabiliz ethe vehicle.
There is an increased ris kofskiddin gand accidents .
XDrive on withcareonas uitable stretch of road, making slight
steering movement sataspeed abov e12mph (20 km/h).
If th edisplay message disappears, th efunction smentioned abov e
are available again .
If th edisplay message continues to be displayed:
XDrive on wit hcare.
XVisit aqualified specialist workshop immediately.
F(US A
only)
!(Canada
only)
Releas eParkin g
Brake
The red F(USAonly)/! (Canada only) indicator lamp in th e
instrumen tcluste rlights up and awarning tone also sounds.
You are drivin gwitht he parking brak eapplie dora re making an emer-
gency stop usin gthe parking brake.
XReleas ethe parking brak e(Ypage 133).
Display message s(vehicles wit hsteering whee lbuttons)20 7
On-board computera nd displays
Z

Engine
Display messagesPossible causes/consequences andMSolutions
#An additional warning tone sounds. The battery is no tbeingc harged.
Possible causes:
Rfault yalternator
Rtorn poly-V-belt
Ram alfunctio nintheelectronics
XStop th evehicle immediately, payinga ttention to road and traffic
conditions, and switch off th eengine.
!Do no tcontinue driving .The engine coul dotherwise overheat.
XSecure th evehicle to prevent it from rolling away (Ypage 132).
XConsult aqualified specialist workshop.
?
CoolantT oo Hot:StopVehicleT urnEngine Off
An additional warning tone sounds. The coolant is to ohot.
GWARNING
Never driv ewith an overheate dengine .Drivin gw hen th eengine is
overheate dcan caus efluids whichm ay have leaked int othe engine
compartmen ttocatch fire.
In addition,s team from an overheate dengine can caus eserious
burns, whichc an occur justbyopening th ehood.
Thereisar isk of injury.
XStop thevehicle immediately, payinga ttention to road and traffic
conditions, and switch off th eengine.
XSecure th evehicle to prevent it from rolling away (Ypage 132).
XWait until th eengine has cooled down.
XMakes ure that th eair supply to th eradiator is no tobstructed, by
frozen slush for example.
XDo no tstart th eengine again until th edisplay message goes out and
th ec oolant temperatur eisbelow th emaximum value specified. The
engine coul dotherwise be damaged.
XMonito rthe ? coolant temperatur egage in th einstrumen tclus-
ter.
XIf th etem peratur eincreases again,v isitaq ualified specialist work-
shop immediately.
Under normal operatin gconditionsa nd with thespecifie dcoolant
level, the ?gage may rise to 24 8‡(120† ).
Displa ymessages (vehicles with steerin gwheel buttons)211
On-boardc omputer and displays
Z

Display messagesPossible causes/consequences andMSolutions
Collision Preven‐tionAssist Cur ‐rentlyUnavail.SeeOper. Manual
COLLISION PREVENTION ASSIST PLU Sistemporarily inoperative.
Possibl ecauses:
RThe sensor sinthefron tbumper are dirty.
RThe function is impaire ddue to heav yrain or snow.
RThe radar sensor system is temporarily inoperative, e.g. due to
electromagneti cradiation emitted by nearby TV or radi ostation sor
other source sofelectromagneti cradiation .
RThe system is outside th eoperating temperature range.
RThe on-boar dvoltag eistoolow.
Once th ecauses listed abov enolonger apply, th edisplay message
goe sout and COLLISION PREVENTION ASSIST is operational again .
If th edisplay message does no tdisappear :
XPull overand stop th evehicle, payin gattention to roa dand traffic
conditions.
XSecur ethe vehicl etopreventitfromr ollin gaway (Ypage 132).
XSwitc hoff th eengine.
XClean th esensor sinthefron tbumper (Ypage 257).
XRestart th eengine.
Lan eKeepin gAssistInoperativeLaneKeepin gAssistisf aulty.
XVisit aqualified specialist workshop .
LaneKeepin gAssistCurrently Unavail.See Oper. Manual
LaneKeepin gAssistisd eactivated and temporarily inoperative. Pos -
sibl ecauses:
RThe windshield is dirty in th ecamera' sfield of vision .
RVisibilityisimpaire ddue to heav yrain ,sno worf og.
RThere are no lan emarking sfor an extended period of time.
RThe lan emarking sare wor naway, dark or covered, e.g. by dir tor
snow.
Once th ecauses listed abov enolonger apply, th edisplay message
goe sout and Lan eKeepin gAssistiso perational again .
If th edisplay message does no tdisappear :
XPull overand stop th evehicle, payin gattention to roa dand traffic
conditions.
XSecur ethe vehicl etopreventitfromr ollin gaway (Ypage 132).
XClean th ewindshield.
Cruise Contro lLDC_Spd_DsrspeedUnit
Aconditi on for activating cruise control has no tbeen met .
You hav etried to store aspeed belo w20m ph(30 km/ h)for example.
XIf conditions permit, drive faster than 20 mph (30 km/h )and store
the speed.
XCheck the activation conditions for cruis econtrol (Ypag e140).
214Display messages (vehiclesw iths teering wheel buttons)
On-board computer and displays

Display messagesPossible causes/consequences andMSolutions
Blind SpotAssistInoperativeBlind Spot Assis tisfaulty.
XVisit aqualified specialist workshop .
Blind SpotAssistCurrently Unavail.See Operator' sMan‐ual
Blind Spot Assis tistemporarily inoperative. Possibl ecauses:
RYou hav eattached atrailer .
RThe sensor sintherear bumper are dirty.
RThe function is impaire ddue to heav yrain or snow.
RThe radar sensor system is temporarily inoperative, e.g. due to
electromagneti cradiation emitted by nearby TV or radi ostation sor
other source sofelectromagneti cradiation .
RThe system is outside th eoperating temperature range.
Once th ecauses listed abov enolonger apply, th edisplay message
goe sout and Blind Spot Assis tisoperational again .
If th edisplay message does no tdisappear :
XPull overand stop th evehicle, payin gattention to roa dand traffic
conditions.
XSecur ethe vehicl etopreventitfromr ollin gaway (Ypage 132).
XSwitc hoff th eengine.
XClean th esensor sintherear bumper (Ypage 257).
XRestart theengine.
Display message s(vehicles wit hsteering whee lbuttons)21 5
On-board computera nd displays
Z