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Also observe the following information when driv-
ing in mountainous terrain:
Observe the values of the approach/depar-
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ture angle and of the maximum gradient
(
page 418).
/
Engage the di erential locks if necessary
R
(
page 158).
/
Avoid high engine speeds.
R
Use the braking power of the engine when
R
driving downhill.
Shi to a lower gear on uphill gradients and on
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long, steep downhill gradients.
Checklis
Chec
klist t a er
a er dr driving
iving o -r
o -road
oad
Driving o -road places greater demands on your
vehicle than driving on normal roads. Check the
entire vehicle for damage and foreign bodies
every time a er driving o -road. Foreign bodies in
the wheels or drivetrain can lead to imbalances
and therefore vibrations.
Shi the transfer case to the on-road position
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HIGH RANGE
HIGH RAN
GE.
Disengage the di erential locks.
R
Apply the brakes to dry them a er fording.
R
Check that the service brake is working nor-
R
mally a er a long downhill stretch.
Clean the following components every time
R
a er driving o -road:
licence plate number
-
headlamps and tail lamps
-
tyres, wheels and wheel arches
-
underbody
-
A er driving through sand, mud, water or
R
gravel, have the following components
checked and cleaned:
brake disks and brakepads
-
tyres and wheels
-
axle joints
-
radiator
-
alternator
-
belt drive
-
Driving and parking 145
EC
ECO st
O star art/st
t/stop function
op function
ECO st
EC
O star art/st
t/stop function
op function
%
The ECO start/stop function is not available
in all drive programs, depending on the
engine. Observe the status display in the
instrument display for this.
If all vehicle-related conditions for an automatic
engine stop are met, the engine is switched o
automatically:
you brake the vehicle to a standstill in trans-
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mission position h or i.
You activate the HOLD function or engage
R
transmission position j.
%
If the system detects an intelligent stop inhibi-
tor, for example, a stop sign, the engine will
not stop.
If you activate the HOLD function or engage
the park position j, the engine can be
switched o in spite of an intelligent stop
inhibitor.
%
In transmission position k, the engine is not
switched o automatically even when the
HOLD function is switched on.
145
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