Mercedes-Benz M-Class Operator's Manual page 150

Automatic transmission
148
5 To use the braking effect of the
engine on downhill gradients and
for driving:
on steep mountain roads
R
in mountainous terrain
R
in arduous conditions
R
4 To use the braking effect of the
engine on extremely steep downhill
gradients and on long downhill
stretches
Restricting the shift range
Pull the left-hand steering wheel paddle
X
shifter.
The automatic transmission shifts down
one gear and restricts the shift range to the
relevant gear.
i
If the engine exceeds the maximum
engine speed when shifting down, the
automatic transmission protects against
engine damage by not shifting down.
i
If the maximum engine speed for the shift
range is reached and you continue to
accelerate, the automatic transmission
shifts up, even if the shift range is
restricted. This prevents the engine from
overrevving.
Derestricting the shift range
Pull the right-hand steering wheel paddle
X
shifter.
The shift range is derestricted.
Clearing the shift range restriction
Pull and hold the right-hand steering wheel
X
paddle shifter until D is shown again in the
multifunction display.
The automatic transmission shifts from the
current shift range directly to D.
or
Use the DIRECT SELECT lever to shift the
X
transmission to position D.
The automatic transmission shifts from the
current shift range directly to D.
Selecting the ideal shift range
Pull the left-hand steering wheel paddle
X
shifter and hold it in position.
The automatic transmission shifts to the
gear which allows optimum acceleration
and deceleration. To do this, the automatic
transmission shifts down one or more
gears.
I n f o r ma t i o n P r o v i d e d b y :