Mercedes-Benz B-Class Operator's Manual page 128

Automatic transmission
126
If the maximum engine speed on the currently
engaged gear is reached and you continue to
accelerate, the automatic transmission auto-
matically shifts up in order to prevent engine
damage.
To shift down: pull steering wheel paddle
X
shifter :.
The automatic transmission shifts down to
the next gear.
Automatic down shifting occurs when coast-
ing.
If the engine exceeds the maximum engine
speed when shifting down, the automatic
transmission protects against engine damage
by not shifting down.
Shift recommendation
Problems with the transmission
Problem
The transmission has
problems shifting gear.
The acceleration ability
is deteriorating.
The transmission no lon-
ger shifts into all of the
gears.
Reverse gear can no lon-
ger be engaged.
The gearshift recommendations assist you in
adopting an economical driving style. The rec-
ommended gear is shown in the multifunction
display.
Shift to recommended gear ; according to
X
gearshift recommendation : when shown in
the multifunction display.
Kickdown
For maximum acceleration, depress the
X
accelerator pedal beyond the pressure point.
The automatic transmission shifts to a lower
gear depending on the engine speed.
Shift back up once the desired speed is
X
reached.
During kickdown, you cannot shift gears using
the steering wheel paddle shifters.
If you apply full throttle, the automatic trans-
mission shifts up to the next gear when the
maximum engine speed is reached. This pre-
vents the engine from overrevving.
Possible causes/consequences and M M Solutions
The transmission is losing oil.
Have the transmission checked at a qualified specialist workshop
X
immediately.
The transmission is in emergency mode.
Stop the vehicle.
X
Shift the transmission to position j.
X
Switch off the engine.
X
Wait at least ten seconds before restarting the engine.
X
Shift the transmission to position h.
X
Have the transmission checked at a qualified specialist workshop
X
immediately.