Page 162 of 549

Tr
ansfer case Fu
nction of the transfer case &
WARNING Risk of skidding and having
an accident when in LOW RANGE on slip‐
pery road sur faces
If yo u select theLO W RANGE off-road gear
on a slippe ryroad sur face, the wheels could
lose traction in thefo llowing situations:
R ifyo ure lease the accelerator pedal when
th eve hicle is in motion.
R if off-road ABS inter venes when braking.
If th e wheels lose traction, it will no longer be
possible tosteer theve hicle. #
Never select theLO W RANGE off-road
ge ar when driving on slippe ryroad sur‐
fa ces. Shift
the transfer case tothe on-ro ad position
HIGH RANGE or intotheLO W RANGE off-road
ge ar. Shift
ranges
HIGH RANGE LOW RANGE
Ro ad position for all
normal on-road driv‐
ing situations. Off-road
gear for driv‐
ing off-road, when
fo rd ing and on steep
uphill or downhill
inclines. Properties of
theLO W RANGE off-road gear:
R reduced maximum speed and increased trac‐
tive po wer
R the transmission ratio changes byappr ox‐
imately a factor of thre e.
R increased drive torque
Do not use LOW RANGE in thefo llowing situa‐
tions:
R when driving on public roads. Shifting
the transfer case Shifting
totheLOW RANGE off-road gear Re
quirements:
R you are not driving on a pa ved or public road.
R the engine is running and you are not driving
fast erthan 40 km/h.
R the transmission is in position i. Driving and parking
15 9
Page 184 of 549

R
More drive torque is transferred tothe wheel
or wheels with traction.
Influence of drive prog rams on ESP ®
The drive programs enable ESP ®
to adapt todif‐
fe re nt we ather and road conditions as well as th
e driver's prefer red driving style. You can
select the drive programs using theDY NA MIC
SELECT switch (/ page151).
ESP ®
ch aracteristics per drive prog ramDrive prog
ram
ESP®
mode Cha
racteristics
A (Comfort)
; (Economy)
C (Sport) ESP
®
These drive programs pr ovide the ideal balance
between traction and stabilit y.
Desert
(The availability of this function is dependent on
th e count ry.) ESP
®
Dese rt This drive program pr
ovides optimised per form‐
ance on sand, due partly toan ESP ®
mode which
is adap tedto this off- road terrain and which
impr oves traction.
Only select theDesert drive program when driv‐
ing on sand. This drive prog ram must not be
used on public roads as thest abilising functions
of ESP ®
, among other things, are deactivated. Driving and parking
181
Page 426 of 549

Fo
r tyres with a specified direction of rotat ion,
an ar rowonthe side wall of the tyre indicates
th e cor rect di rection of rotation. Obse rvethe
direction of rotation when fitting. #
Place the wheel tobe fitted on the wheel hub
and push it on. &
WARNING Risk of inju ryfrom tightening
wheel bolts and nuts
If yo u tighten the wheel bolts or wheel nuts
when theve hicle is raised, the jack could tip. #
Only tighten wheel bolts or wheel nuts
when theve hicle is on the ground. #
For saf etyre asons, on lyuse wheel bolts
which ha vebeen appr ovedby Mercedes-
Benz and forth e wheel in question. #
Tighten the wheel bolts evenly in a diagonal
pattern in the order indicated until they are
fi nger-tight. #
Lowe rth eve hicle (/ page 423). Lo
weri ngtheve hicle af ter a wheel change Re
quirements:
R The new wheel has been fitted
(/ page 422). #
Place thera tchet onto the he xagon nut of the
jack so that the letters "AB" are visible. #
Tolowe r the vehicle: turnthera tchet of the
jack anti-clo ckwise. #
Tighten the wheel bolts evenly in a diagonal
pattern in the order indicated (1 to5 ).
Specified tightening torq ue: 150 Nm. &
WARNING Risk of inju rythro ugh incor‐
re ct tigh tening torque
The wheels could come loose if the wheel
bolts or wheel nuts are not tightened tothe
prescribed tightening torque. #
Makesure the wheel bolts or wheel
nuts are tightened tothe prescribed
tightening torque. #
Ifyo u are not sure, do not mo vethe
ve hicle. Consult a qualified specialist
wo rkshop and ha vethe tightening tor‐
qu ech ecked immediately. #
Check the tyre pressure of the newly moun‐
te d wheel and adjust according ly. #
Vehicles with a tyre pressure monitoring
sy stem: restart the tyre pressure monitoring
sy stem (/ page412).
Ma kesure toobser vethefo llowing fur ther rela‐
te d subjec t:
R Notes on tyre pressure (/ page 409) Wheels and tyres
423