about one full turn. Do no
tunscr ewthew heel
nuts or bolts comple tely. #
Raise thev ehicle (/ page235). Ra
ising thev ehicle when changing awheel &
WARNING Risk of inju ryfrom jac ktip‐
ping
If yo up arkav ehicle wit hair suspension, the
air suspension ma yremain acti vatedf or up to
one hour ,evenw hen thei gnition is switched
off. If yout hen raise thev ehicle wit hthe jac k,
th ea ir suspension will attem pttoadjus tthe
ve hicle le vel.
The jac kmaytip. #
Press theS ervice button on thea ir sus‐
pension remo tecontrol befor eraising
th ev ehicle.
This pr events au tomatic readjustment
of thev ehicle le vela nd pr events it from
being raised or lo weredm anually. &
WARNING Risk of inju ryfrom incor rect
positioning of thej ack
If yo udon otposition thej ackc orrectl yatt he
appropriat ejackin gpointoft hevehicle, the
jac kc ould tip wi th thevehicle raised. #
Onlyposition thej ackatt he appropriate
jacking point of thev ehicle. The base of
th ej ackm ustbep ositioned vertically
under thej acking point of thev ehicle. &
WARNING Risk of inju ryfrom vehicle tip‐
ping
On slopes, thej ackc ould tip wit hthe vehicle
ra ised. #
Neverc hang eaw heel on aslope. #
Consult aqualified specialis tworks hop. *
NO
TEVehicle damag efromt he jack If
yo udon otpositio nthe jac kcorrectl yatt he
appropriat ejacks uppor tpoin toft hevehicle,
th ej ackc ould tip overwitht he vehicle raised. #
The jac kisdesigned exclusively for
jacking up thev ehicle at thej acks up‐
por tpoints. Re
quirements: R
Ther eareno persons in thev ehicle.
R The vehicle is prepared forc hanging awheel
(/ page234).
Only position thej ackont he jac ksuppor tpoints
intended fort his purpose. Youc oul do therwise
damag ethe vehicle.
Impor tant no tesonu singthej ack:
R Onlyusethev ehicle-speci ficj ackt hat has
been tested and appr ovedbyM ercedes-Benz
to raise thev ehicle. If thej ackisu sed incor‐
re ctl y,it could tip overwhilet he vehicle is
ra ised.
R The jac kisdesigned onl ytoraisethev ehicle
fo ras horttime whil eawheelisb eing
ch anged and is no tsuitable forc arrying out
maintenance workunde rthe vehicle.
R Avoid changing awheel on uphill and downhill
slopes.
R The jac kmustbep lacedonaf irm,flat and
non-slip sur face. If necessar y,use alarge,
fl at, load bearing and non-slip unde rlay.
R The base of thej ackisp ositioned vertically
under thej acks uppor tpoint.
Saf etyi nstruction swhile thev ehicle is raised:
R Do no tputyour hands or feet unde rthe vehi‐
cle.
R Do no tlie underneat hthe vehicle.
R Do no tstart thev ehicle and do no trelease
th ep arking brake.
R Do no topen or close an ydoors.
Ve hicles with rear wheel drive Jack
suppor tpoints Wheels and tires
235
Ad
ditive
* NO
TEEngine damag eduetouse of addi‐
tives in thee ngine oil The use of additional additives in
thee ngine
oil can damag ethe engine. #
Do no tuse an yadditional additives in
th ee ngine oil. Miscibility of engine oil
The benefits of high-quality engine oils are
re
duced bymixing oil.
We recommend that youo nly use engine oil of
th es ame grade and SAEc lassi fication as theo il
fi lled at thel asto ilch ange. If, in exceptional
cases, engine oil of thet ype in thee ngine is not
av ailable, use ano ther appr ovedm ineral or syn‐
th etic engin eoil.
Ve hicles with adiese lengine: ifth eg rade is
no ta vailable, youm ayalso refill wit hengin eoils
acco rding toMB-F reigabe or MB-Appr oval 228.5,
229. 3or2 29.5.Therefill qu antity is then limited
to maximu m1.1US qt (1.0 liter).
Yo um ustthen ha vean oil chang ecarried out at
th ee arlies tpossible opportunit y.
Ve hicles with agasoline engine: ifth eg rade is
no ta vailable, youm ayrefill wit hengin eoils
acco rding toMB-F reigabe or MB-Appr oval 229.3
or AC EA A3/B4. The refill qu antity is then limited
to maximu m1.1US qt (1.0 liter).
Yo um ustthen ha vean oil chang ecarried out at
th ee arlies tpossible opportunit y.
Engine oils ar ediffe re ntiated according to:
R Engine oi lbrand
R Grad e(MB -Fre igabe or MB-Appr oval)
R SAEc lassi fication (viscosity)
Oil chang einter val
The on-boar dcomputer automatically sho ws the
dat eoft he next oil chang easane vent messa ge
on thed ispla y.
Mercedes-Benzr ecommends havin gthe oil
ch anged at aqualified specialis tworks hop. Engine oil capacities Engine
Engine oil
M2 74 Approx. 11.1 qt
(10.5 liters)
OM642 Approx.1 3.2 qt
(12.5 liters)
OM65 1(rear wheel
drive) Appr
ox.1 2.2 qt
(1 1. 5l iters) Information on oil consum
ption
Depending on thed riving style, thev ehicle con‐
sumes amaximum of 1.1USq t(1.0l iter) of
engine oil per 620 mile s(10 00 km).
In thef ollowing cases, oil consum ption ma yalso
exc eed this limit:
R The vehicle is ne w.
R Youu sethev ehicle mostl yunder arduous
conditions.
R Youd rive frequent lyat ah igh engine speed.
Re gular maintenance is aprere quisit efor favo ra‐
ble consum ption figures. Youc an only asses sthe
oil consum ption af teral ong journe y.Chec kthe
oil le velint he engine regularly ,e.g. weekl yor
eve rytime your efuel. Note
sonb rake fluid Obser
vethen otes on operating fluids
(/ page247). &
WARNING Risk of an accident du eto
va por poc kets form ing in theb rake sys‐
tem
The brak efluid con stant lyabsorbs moisture
from thea ir.T his lo werstheb oiling point of
th eb rake fluid. If theb oiling point is tool ow,
va por poc kets ma yformint he brak esystem
when theb rake sa reapplied hard.
This causes theb raking ef fect to be impaired. #
Have theb rake fluid rene we datt he
specified inter vals. *
NO
TEDama getopaint, plastic or rubber
by brak efluid Ther
eisar isk of damag etoproperty if brake
fl uid comes int ocontact wi thpaint, plastic or
ru bber. Te
ch nica ldata 253
Ve
hicl etype 3500 XD with amax. permissible gross weight of 11,03 0lbs (5.00 3t) Pe
rm issible front axle load GAWR (FA) Perm issible rear axle load GAWR (RA)
4080 lbs (1.85 1t)5)
7720 lbs (3.502 t)
44 10 lbs (2.000 t) 1) Ve
hicl etype 4500 with amax. permissible gross weight of 12,125 lbs (5.500 t) Pe
rm issible front axle load GAWR (FA) Perm issible rear axle load GAWR (RA)
4630 lbs (2. 100t )7 935 lbs (3.599 t)1)
Front axle wit hincreased load capacity.
5) No tinc ombination wit hall-wheel driv e(4x4)
and no tincombination wit hmodel series
90 7.74 5( combination vehicles wit havehicle
lengt hof2 90 inc h(7,36 7m m))
Gross weight of vehicl ecombination, traile rload, tongue weight
Ve hicl etypes 1500 and 2500 wit hamax.p ermissible gross weight of 8,550 lbs (3.8 78t) Pe
rm issible gross
we ight of vehicle/trailer
combination GCWR 6), 9)Pe
rm issible trailer load
GT W, braked 6) Pe
rm issible nose weight TWR
13 550 lbs (6. 146t)
5000 lbs (2.268 t) 2)
500 lbs (0.22 7t)2) Ve
hicl etype 2500 with amax. permissible gross weight of 9,050 lbs (4. 105t) Pe
rm issible gross
we ight of vehicle/trailer
combination GCWR 6), 9)Pe
rm issible trailer load
GT W, braked 6) Pe
rm issible nose weight TWR
13 930 lbs (6.3 19t)
5000 lbs(2.268 t) 2)
500lbs (0 .227t) 2) Ve
hicl etype 2500 with amax. permissible gross weight of 9,480 lbs (4.300 t) Pe
rm issible gross
we ight of vehicle/trailer
combination GCWR 6), 9)Pe
rm issible trailer load
GT W, braked 6) Pe
rm issible nose weight TWR
94 80 lbs (4.300 t) ––258
Tech nica ldata
Ve
hicl etype 3500 with amax. permissible gross weight of 9,900 lbs (4.490 t) (For Canad aonly) Pe
rm issible gross
we ight of vehicle/trailer
combination GCWR 6), 9)Pe
rm issible trailer load
GT W, braked 6) Pe
rm issible nose weight TWR
14 900 lbs (6.759 t) 2)
,o nly
fo rm odel series 90 7.657 8)5000 lbs (2.268 t)
2)
,o nly
fo rm odel series 90 7.657 8)500 lbs (0.22
7t)2)
,o nly form odel series
90 7.657 8)
15 250 lbs (6.9 17t)3)
,n ot
fo rm odel series 90 7.657 8)75
00 lbs (3.402 t) 3)
,n ot
fo rm odel series 90 7.657 8)75
0lbs (0.340 t) 3)
,n ot fo rmodel series
90 7.657 8) Ve
hicl etype 3500 with amax. permissible gross weight of 9,990 lbs (4.53 1t)(Fo rU SA only) Pe
rm issible gross
we ight of vehicle/trailer
combination GCWR 6), 9)Pe
rm issible trailer load
GT W, braked 6) Pe
rm issible nose weight TWR
14 990 lbs (6.799 t) 2)
,o nly
fo rm odel series 90 7.657 8)5004 lbs (2.270 t)
2)
,o nly
fo rm odel series 90 7.657 8)500 lbs (0.22
7t)2)
,o nlyf or model series
90 7.657 8)
15 250 lbs (6.9 17t)3)
,n ot
fo rm odel series 90 7.657 8)75
00 lbs (3.402 t) 3)
,n ot
fo rm odel series 90 7.657 8)75
0lbs (0.340 t) 3)
,n ot form odel series
90 7.657 8) Ve
hicl etype 3500 XD with amax. permissible gross weight of 11,03 0lbs (5.00 3t) Pe
rm issible gross
we ight of vehicle/trailer
combination GCWR 6), 9)Pe
rm issible trailer load
GT W, braked 6) Pe
rm issible nose weight TWR
15 250 lbs (6.9 17t)4)
5004 lbs(2.270 t) 2)
,o nly
fo rm odel series 90 7.657 8)500 lbs (0.22
7t)2)
,o nly form odel series
90 7.657 8)
optional :7500 lbs
(3.402 t) 3)
,n ot form odel
series 90 7.657 8) optional
:750 lbs (0.340 t) 3)
,n ot for
model series 90 7.657 8) Ve
hicl etype 4500 with amax. permissible gross weight of 12,125 lbs (5.500 t) Pe
rm issible gross
we ight of vehicle/trailer
combination GCWR 6), 9)Pe
rm issible trailer load
GT W, braked 6) Pe
rm issible nose weight TWR
15 250 lbs (6.9 17t)4)
5004 lbs(2.270 t) 2)
,o nly
fo rm odel series 90 7.657 8)500 lbs (0.22
7t)2)
,o nly form odel series
90 7.657 8)
optional :7500 lbs
(3.400 t) 3)
,n ot form odel
series 90 7.657 8) optional
:750 lbs (0.340 t) 3)
,n ot for
model series 90 7.657 8) 2)
Only NAFTAt rail er cross member ,tow ing capa‐
cit y5 ,000 lbs. 3)
Onl yNAFT Atrail er cross member ,tow ing capa‐
cit y7 ,500 lbs. Te
ch nica ldata 259
Displa
ymessages
Possible causes/consequences and 0050 0050Solutions
0024
Parking Brake Inopera-
tive *A
malfunction has occur redint he sy stem; thep arking brak eisinop‐
erative. &
WARNING Risk of an accident du etoabrake system mal‐
function
If th eb rake system is malfunctioning, braking characteristics
ma ybei mpaired. #
Driv eonc arefull y. #
Have theb rake system checkedi mmediately at aqualified
specialis tworks hop. #
Park thev ehicle on alevel sur face only and secu reit against
ro lling away. #
Vehicles with automatic transmission: shiftthe transmission
to position 005D. #
Have theb rake system checkedataq ualified specialis twork‐
shop immediatel y.
0024 Incline Too Steep See
Operator's Manual *T
he on-boar delectrical sy stem voltag eisl oworam alfunction has
occur redint he sy stem; theh olding forc em aynotbes ufficient for
th ei ncline. &
WARNING Risk of accident if thee lectrical parking brake
has insuf ficient holding force
If th ee lectrical parking brak edoes no thave sufficient holding
fo rc eonas teep incline, thev ehicle ma yroll away. #
Park thev ehicle on alevel sur face only and secu reit
agains trolling away. #
Shif tthe automatic transmission toposition 005D. Obser
vethen otes on parking thev ehicle (/ page140).
0024 Parking Brake See Oper-
ator's Manual *T
he on-boar delectrical sy stem voltag eisl oworam alfunction has
occur redint he sy stem; thec losing forc em aynotbes ufficient for
th ei ncline. &
WARNING Risk of an accident du etoabrake system mal‐
function
If th eb rake system is malfunctioning, braking characteristics
ma ybei mpaired. #
Driv eonc arefull y. #
Have theb rake system checkedi mmediately at aqualified
specialis tworks hop. #
Park thev ehicle on alevel sur face only and secu reit against
ro lling away. #
Vehicles with automatic transmission: shiftthe transmission
to position 005D. #
Have theb rake system checkedataq ualified specialis twork‐
shop immediatel y. 264
Displa ymessages and warning and indicator lamps
Displa
ymessages
Possible causes/consequences and 0050 0050Solutions
Check Brake Pads See
Operator's Manual *T
he brakepads ha vereached their wear limit. &
WARNING Risk of accident du etorestricted braking po wer
When theb rake pads ha vereached their wear limit ,the braking
po we rm aybe restricted. #
Driv eonc arefully. #
Have theb rake system checkedi mmediately at aqualified
specialis tworks hop. #
Visit aq ualified specialis tworks hop.
004D
Check Brake Fluid Level *T
her eisn otenough brak efluid in theb rake fluid reser voir. &
WARNING Risk of an accident du etolowbrak efluid le vel
If th eb rake fluid le velist oo lo w,theb raking ef fect and theb rak‐
ing characteristic smaybe impaired. #
Pull overand stop thev ehicle safely as soon as possible,
paying attention toroad and traf ficc onditions. Do no tcon‐
tinue driving under an ycircums tances. #
Consult aqualified specialis tworks hop. #
Do no tadd brak efluid. #
Stop thev ehicle immediately in accordance wit hthe traf ficc on‐
ditions. Do no tcontinu edriving. #
Consul taqualified specialis tworks hop. #
Do no tadd brak efluid.
Activ eBrake Assist Func-
tions Limite dSee Opera-
tor's Manual *A
ctiveBrake Assi stis malfunctioning. #
Visit aq ualified specialis tworks hop.
Active Brake Assist Func-
tions Currently Limited
See Operator's Manual *A
ctiv eBrake Assi stistemp orarily una vailable.
The ambien tcondition sareoutsid ethe sy stem limits (/ page148). #
Driv eon.
When thea mbient conditions ar ewithin thes ysteml imits, the
sy stem will be available again. #
Ifth ed ispla ymessag edoes no tdisappear ,stopina ccordance
wit hthe traf ficc onditions and restar tt he engine.
Radar Sensors Dirty See
Operator's Manual *
The radar sensor sy stem is malfunctioning. Possible causes:
R Dirtont he sensors
R Heavy precipitation
R Extended countr ydriving wi thout other traf fic, e.g. in thed esert
Driving sy stems and driving saf etys yst ems ma ybemalfunctioning
or temp oraril yunavailable.
When thec auses ha vebeen eliminated, thed riving sy stems and
driving saf etys yst ems will be available again.
If th ed ispla ymessag edoes no tdisappear ,proceed as follo ws: Displ
aymessa gesa nd warning and indicator lamps 265
Displa
ymessages
Possible causes/consequences and 0050 0050Solutions
003B
Inoperative Battery Low *T
he on-boar delectrical sy stem voltag eist oo lo w.
The stationar yheater has swit ched off. #
Driv eane xtende ddista nc eu ntil theb atter yhas been suf fi‐
ciently charge da gain.
00CC
Steering Malfunction
Increased Physical Effort
See Operator's Manual *T
hesteering po werassi stanc eism alfunctioning. &
WARNING Risk of an accident du etoaltered steering char‐
acteristics
If th ep owe rassi stanc eoft hesteering fails partiall yorcom‐
ple tely,y ou will need touse mor eforce tosteer. #
If saf esteering is possible, driv eoncarefully. #
Visit or consult aqualified specialis tworks hop immedi‐
atel y. #
If saf esteering is possible, driv eoncarefully. #
Visit or consult aqualified specialis tworks hop immediately.
00CC
Steering Malfunction
Stop Immediately See
Operator's Manual *T
hesteering is malfunctioning. Steerability is heavily impaired. &
WARNING Risk of accident if steering capability is impaired
If th es teering does no tfunction as intended, thev ehicle's oper‐
ating saf etyisj eopardized. #
Pull overand stop thev ehicle safely as soon as possible,
paying attention toroad and traf ficc onditions. Do no tcon‐
tinue driving under an ycircums tances. #
Consult aqualified specialis tworks hop. #
Stop thev ehicle immediately in accordance wit hthe traf ficc on‐
ditions. Do no tcontinu edriving. #
Consul taqualified specialis tworks hop.
Shift to 'P' or 'N' to Start
Engine *
Yo uh ave attem pted tostar tt he engine in transmission position 005B
or 005E. #
Shif tthe transmission toposition 005Dor005C.
To Engage Transmiss.
Position RFirst Depress
the Brake *
Yo uh ave attem pted toshif tfromp osition 005Bor005C toposition 005E. #
Depress theb rake pedal. #
Shif tthe transmission toposition 005E.
Air Conditioning Malfunc-
tion See Operator's Man-
ual *T
he function of thec limat econt rols ystemist emporarily restricted.
The quantity of air and flow of fresh air ar econt rolled automaticall y. #
Have thec limat econt rols ystemc heckedataq ualified specialist
wo rkshop.
Auxiliary Battery Mal-
function *T
he auxiliary batteryfor thet ransmission is no longer being
ch arge d. #
Visit aq ualified specialis tworks hop. #
Until then, alw ayss hiftthe transmission toposition 005Dmanually
befor eyou switc hoffthee ngine. Displa
ymessages and warning and indicator lamps 279
Displa
ymessages
Possible causes/consequences and 0050 0050Solutions #
Befor eleaving thev ehicle, apply thep arking brake.
Reversing Not Possible
Servic eRequired *T
he transmission is malfunctioning. It is no longer possible toselect
re ve rseg ear. #
Visit aq ualified specialis tworks hop.
Transmission Malfunc-
tion Stop *T
he transmission is malfunctioning. The transmission automatically
shifts toposition 005C. #
Stop thev ehicle immediately in accordance wit hthe traf ficc on‐
ditions. #
Shif tthe transmission toposition 005D. #
Consult aqualified specialis tworks hop.
0072
Vehicle Operational
Switch the Ignition Off
Before Exiting *Y
ou ar eabout toexitth ev ehicle when it is in aready-to-driv estate. #
When youe xit thev ehicle, switc hoffthei gnition and take the
ke yw ithy ou. #
Ifyo udon otexitth ev ehicle, switc hoffthee lectrical consum‐
ers, e.g. thes eat heating. Otherwise, the1 2‑V batter ymaydis‐
ch arge and it will be possible tostar tt he vehicle onl ywitht he
aid of asecond batter y(starting assista nce).
Service Require dDoNot
Shift Gears Visit Dealer *T
he transmission is malfunctioning. The transmission position can
no longer be changed. #
Ifth et ransmission is in position 005B,visitaqualified specialist
wo rkshop, without changing thet ransmission position. #
Fora llot her transmission positions, par kthe vehicle in asafe
location. #
Infor maq ualified specialis tworks hop or breakdown service.
Only Shift to 'P' when
Vehicle is Stationary *
The transmission can onl ybeshiftedtop osition 005Difth ev ehicle is
at as tandstill.
NP ermanently Active
Risk of Rollin gAway *W
hile thev ehicle is rolling or driving ,the transmission wasshifted
to position 005C. #
Tostop, depress theb rake pedal and, when thev ehicle is at a
st andstill ,shif tthe transmission toposition 005D. #
Tocontinu eyour journe y,shif tthe transmission toposition 005B
or 005E.
Driver's Door Open &
Transmission Not in P
Risk of Vehicle Rolling
Away *T
he driver's door is no tfull yc losed and thet ransmission is in posi‐
tion 005E,005Cor005B. #
When parking thev ehicle, shif tthe transmission toposition 005D.
Apply Brak etoShift
from 'P' *Y
ou ha veattem pted toshif ttoa differe nt transmissio nposition from
position 005D. #
Depress theb rake pedal. 280
Displa ymessages and warning and indicator lamps