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crawler mode will be deactivated. It is not availa‐
ble again until the accelerator pedal has been
depressed again.
For vehicles without a driven front axle, crawler
mode is designed for driving on roads. You can
switch the crawler mode for on-road driving on
and off in the
Controls
menu under the Settings,
Assistance systems
menu item.
In the offroad shift program, crawler mode for
on-road driving is always switched off. You can
switch the crawler mode for off-road driving on
and off (
page 219) in all permissible start-off
/
gears using the í button.
In the standard drive program
shift programs, the crawler mode for on-road
driving is always switched on after the engine
starts.
With all-wheel drive vehicles, crawler mode is
always switched off after the engine starts.
If you switch on the corresponding crawler mode,
it is activated after the first pulling away. During
the first crawl processes after activation, the
maximum possible torque of crawler mode is not
yet available.
If you change over to the manual drive program,
the current crawler mode remains active. After
changing back to the automatic drive program,
the crawler mode assigned to the drive and shift
program is activated. It is possible that it will not
be available again until the accelerator pedal has
been used for pulling away again.
Switching crawler mode on/off (all-wheel
drive vehicles)
The crawler mode specially for off-road and all-
wheel drive vehicles is always switched off after
the engine starts. The indicator lamp on button
í lights up.
#
#
#
%
A
and in the other
#
In the following cases, the system automatically
switches to crawler mode:
R
R
R
R
Rocking free function
* NOTE Damage to the dry clutch due to a
The dry clutch can be overloaded and dam‐
aged in rocking mode due to a very high
gross combination weight.
#
You can use the rocking free drive function to
rock the vehicle out of a hollow in all permissible
pulling-away gears. After the rocking free drive
function is switched on, the transmission control
automatically switches to the manual drive pro‐
gram. When you release the accelerator pedal
while rocking free, the dry clutch suddenly opens
and the vehicle rolls back. When you depress the
accelerator pedal again, the dry clutch closes
immediately and the vehicle pulls away.
After engaging the pulling-away gear, switch the
rocking free drive on or off via the multimedia
system in the
menu item.
Driving mode 219
Switch on: select the start-off gear.
Press the í button.
The indicator lamp in the í button goes
out.
Depress the accelerator pedal and pull away.
Crawler mode is activated.
If you do not pull away immediately after
pressing the button, the indicator lamp in the
button í lights up again. Crawler mode
then remains switched off.
To deactivate: press the lower section of the
í button again.
The indicator lamp on the í button will
light up.
a gear is engaged above the permissible start-
off gears.
neutral position is selected.
The parking brake is applied.
the rocking free drive function is activated.
very high gross combination weight
Do not use rocking mode if the gross
combination weight is very high.
Controls
menu, under the
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