Storage position
XTake the reversible ratchet from the vehicle
tool kit (Y page 268).
Operational position
XAttach reversible ratchet ; to jack : in
such a way that the word UP can be seen.
Before placing the jack and the reversible
ratchet back into the vehicle tool kit:
XFully collapse the jack (storage position).XRemove the reversible ratchet.
Spare wheel
GObserve Safety notes, see page 319.
iUSA only:
The ML 350 BlueTEC 4MATIC does not have
a spare wheel.
iCanada only:
The ML 350 BlueTEC 4MATIC does not have
a spare wheel. ML 350 BlueTEC 4MATIC
vehicles that are factory equipped with 20''
wheels come with TIREFIT.
The spare wheel is located in the space
underneath the cargo compartment floor.
XRemoving: Open the tailgate (Y page 75).XLift the cargo compartment floor and
secure it on the upper cargo compartment
lip (Y page 268).
! To prevent damage, always disengage the
securing hook from upper cargo
compartment lip and lower the cargo
compartment floor before closing the
tailgate.
XRemove the storage well casing (if so
equipped) (Y page 270).
Example illustration
XRemove retaining screw : by turning it
counterclockwise.
XRemove spare wheel ;.
For information on mounting the spare wheel,
see “Flat tire” (Y page 319).
Storing the spare wheel after use
XPlace spare wheel ; into the spare wheel
well (Y page 271).
XSecure spare wheel ; by turning retaining
screw : clockwise (Y page 271).
XPlace the storage well casing (if so
equipped) into the spare wheel
(Y page 270).
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SmartKey with KEYLESS-GO
XMove locking tab : in the direction of
arrow.
XSlide mechanical key ; out of the housing.
Unlocking the driver’s door
XInsert mechanical key ; into the driver’s
door lock.
XTurn mechanical key ; counterclockwise
to position 1.
XPull the door handle past the resistance
point until the locking knob moves up.
The driver’s door is unlocked.
XPull the door handle once more to open the
driver’s door.
XTurn mechanical key ; back and remove
it from the driver’s door lock.Locking the vehicle
If you cannot lock the vehicle with the
SmartKey or with KEYLESS-GO, lock it as
follows:
XClose the front passenger door, the right
rear door, and the tailgate.
XOpen the driver’s door and the rear left
door.
XPress the central locking switch
(Y page 75).
The locking knobs of the front passenger
door and the rear doors move down.
XIf the vehicle battery is disconnected or
drained: Press down the locking knobs on
the front passenger door and the rear
doors.
XExit the vehicle.XClose the driver’s door.XEnter the vehicle through the rear left door.XPress down the locking knob of the driver’s
door.
! To prevent inadvertent lockout, make
sure to have the SmartKey with you before
proceeding with the next step. The next
step will lock the vehicle.
XExit the vehicle.XClose the rear left door.
The vehicle is locked.
iThis procedure does not arm the anti-
theft alarm system, nor does it lock the fuel
filler flap.
Unlocking and opening the tailgate
If the tailgate can no longer be unlocked and
opened using button F on the SmartKey
or the KEYLESS-GO function, use the
emergency release lever to unlock and open
the tailgate.
The emergency release lever is located on the
inside of the tailgate.
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Example illustration: Driver’s side headlamp
:Housing cover for low-beam halogen or Bi-
Xenon headlamp
;Housing cover for high-beam halogen
bulb (high beam and high-beam flasher)
=Bulb socket for parking and standing lamp
bulb
?Bulb socket for front turn signal lamp bulbABulb socket for side marker lamp bulbGWarning!
Do not remove the cover for the Bi-Xenon
headlamp. Because of high voltage in Xenon
lamps, it is dangerous to replace the bulb or
repair the lamp and its components. It is
recommended to have such work done by a
qualified technician.
Low-beam bulb (halogen headlamps
only)
BBulb socket for low-beam headlampXTurn housing cover : counterclockwise
and remove it.
XTurn bulb socket B with the bulb
counterclockwise and remove it.
XPull bulb E out of bulb socket B.
iDo not remove clip D from bulb socket
B.
XGently press the new bulb into bulb socket
B.
XPlace bulb socket B back into the housing
and turn it clockwise until it engages.
XAlign housing cover : and turn it
clockwise until it engages.
High-beam and high-beam flasher bulb
(halogen headlamps only)/high-beam
flasher bulb (Bi-Xenon headlamps only)
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XTurn housing cover ; counterclockwise
and remove it.
XTurn bulb socket C with the bulb
counterclockwise and remove it.
XPull the bulb out of bulb socket C.XGently press the new bulb into bulb socket
C.
XPlace bulb socket C back into the housing
and turn it clockwise until it engages.
XAlign housing cover ; and turn it
clockwise until it engages.
Parking and standing lamp bulb,
front turn signal lamp bulb,
side marker lamp bulb
XTurn respective bulb socket =, ? or A
(Y page 314) with the bulb
counterclockwise and remove it.
XPull the bulb out of the bulb socket.XGently press the new bulb into the bulb
socket.
XPlace bulb socket =, ? or A back into
the housing and turn it clockwise until it
engages.
Replacing bulbs for rear lamps
Before you start to replace a bulb for a rear
lamp, do the following:
XSwitch off the ignition.XTurn the exterior lamp switch to position
$.
Tail lamp unit
To access the tail lamp units, you first have to
remove the cover in the corresponding side
trim panel of the cargo compartment.
XOpen the tailgate.Opening the driver’s side trim panelXTurn lock : counterclockwise by 90°.XRemove cover ;.
Removing storage compartment
Example illustration: Storage compartmentwithout sound system
XRemove everything from storage
compartment ;.
XInsert a suitable object such as a coin into
the slot of lock :.
XTurn lock : by 90° in direction of the
arrow.
XRemove storage compartment ;.Replacing bulbs315Practical hints164_AKB; 7; 31, en-USd2ureepe,Version: 2.11.8.12009-09-11T12:07:36+02:00 - Seite 315Z
Opening the passenger-side trim panelXInsert a suitable object such as a coin into
the slot of lock :.
XTurn lock : by 90° in direction of the
arrow.
XRemove cover ;.
Replacing bulbs
Example illustration: Standard rear lamp driver’sside
:Brake lamp bulb socket;Rear turn signal lamp bulb socket=Side marker lamp bulb socket?Tail lamp, parking and standing lamp and
rear fog lamp (driver’s side only) bulb
socket
ABackup lamp bulb socket
Example illustration: LED rear lamp driver’s side
:Backup lamp bulb socket;Rear fog lamp bulb sockets (driver’s side
only)
XDepending on which bulb needs to be
replaced, turn the respective bulb socket
counterclockwise.
XPull the bulb socket out of the housing.XStandard rear lamp: Gently press onto the
bulb and turn it counterclockwise out of its
bulb socket.
LED rear lamp: Pull the bulb out of its bulb
socket.
XStandard rear lamp: Gently press the new
bulb into its bulb socket and turn it
clockwise until it engages.
LED rear lamp: Gently press the new bulb
into its bulb socket.
XAlign the bulb socket and turn it clockwise.XMake sure the bulb socket is attached
properly.
XClose the respective cover in the cargo
compartment.
XClose the tailgate.316Replacing bulbsPractical hints
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License plate lampsXLoosen screws : of lamp cover to be
removed.
XRemove lamp cover ;.XReplace the bulb.XReinstall lamp cover ;.XRetighten screws :.
Adjusting headlamp aim
:V Vertical centerline;H Horizontal mounting height, measured
from the center
Correct headlamp adjustment is extremely
important. High beam adjustments
simultaneously aim the low beam. To check
and readjust a headlamp, follow the steps
described:
XPark the vehicle on a level surface 25 feet
(7.6 m) from a vertical test screen or wall.
XMake sure the vehicle has a normal tailgate
load.
XSwitch on the low beam headlamps L.
If the beam does not show a beam pattern as
indicated in the figure left, then follow the
steps below:
XOpen the hood (Y page 212).
The adjustment screws are located under the
cover panel.
XInsert a suitable tool into the openings in
the panel cover. The direction of arrows
= and ? indicate the angle in which the
tool has to be inserted in oder to access the
adjustment screws.
XAlways turn the adjustment screws equally
for vertical adjustment until the headlamp
is adjusted as shown in :. Turn clockwise
for upward movement and
counterclockwise for downward
movement.
Graduations:
RScrew at arrow =: 0.67° pitch
RScrew at arrow ?: 0.50° pitch
The left and right headlamps must be
adjusted individually.
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For more information on AdBlue®, see
(Y page 361).
The AdBlue® filler neck is located under the
cargo compartment floor.
XSwitch off the ignition.XOpen the tailgate (Y page 75).XLift the cargo compartment floor
(Y page 268).
XTurn AdBlue® filler cap cover :
counterclockwise and remove it.
XTurn AdBlue® filler cap ;
counterclockwise and open it.
Filler cap ; is tethered with a plastic strap.
XPull dust cap off of AdBlue® refill container
=.
XPlace AdBlue® refill container = on the
filler neck as illustrated and tighten it
moderately (hand-tight) by turning it
clockwise.
! Make sure to tighten the AdBlue® refill
container only moderately, i.e. hand-tight,
as you could otherwise damage it.
XPush AdBlue® refill container = down.
The AdBlue® tank is filled. This may take up
to 1 minute.
iWhen you stop pushing the AdBlue® refill
container down, the filling process is
stopped and you can remove the refill
container.
XRelease AdBlue® refill container =.XTurn AdBlue® refill container =
counterclockwise and remove it.
XPlace AdBlue® filler cap ; (Y page 332) on
filler neck and turn it clockwise.
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XPlace AdBlue® filler cap cover : as
illustrated and turn it clockwise to its stop.
XLower cargo compartment floor.XClose the tailgate.XDrive the vehicle at a speed of at least
10 mph (16 km/h).
The message Check Additive See
Operator’s Manual disappears after
approximately 1 minute.
iIf the message Check Additive See
Operator’s Manual still appears in the
multifunction display, refill with one more
container of AdBlue®.
iHave the AdBlue® level checked and, if
necessary, filled completely afterward at
an authorized Mercedes-Benz Center.
Battery
Safety notes
A battery should always be sufficiently
charged in order to achieve its rated service
life. Refer to Maintenance Booklet for battery
maintenance intervals.
If you use your vehicle mostly for short-
distance trips, you will need to have the
battery charge checked more frequently.
When replacing a battery, always use a
battery approved by Mercedes-Benz.
If you do not intend to operate your vehicle
for an extended period of time, contact an
authorized Mercedes-Benz Center about
steps you need to observe.
GWarning!
HYBRID vehicles: It is imperative that you read
the HYBRID Supplemental Operating
Instructions included in your vehicle literature
portfolio. You may otherwise not recognize
potential danger.
GWarning!
Observe all safety instructions and
precautions when handling automotive
batteries.
Risk of explosion.Fire, open flames and
smoking are prohibited
when handling batteries.
Avoid creating sparks.
Battery acid is caustic. Do
not allow it to come into
contact with skin, eyes or
clothing.
Wear suitable protective
clothing, especially gloves,
apron and faceguard.
Wear eye protection.
Rinse any acid spills
immediately with clear
water. Contact a physician
if necessary.
Keep children away.Follow the instructions in
this Operator’s Manual.
A battery contains materials that can harm
the environment if disposed of improperly. A
large 12 V storage battery contains lead.
Recycling of the battery is the preferred
method of disposal. Many states (USA only)
or provinces (Canada only) require sellers of
batteries to accept the old battery for
recycling.
GWarning!
Failure to follow these instructions can result
in severe injury or death.
Never lean over batteries while connecting.
You might get injured.
334BatteryPractical hints
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