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Activating manual shift program
X
Press the program mode selector switch
repeatedly until M appears in the
multifunction display.
The automatic transmission switches to
manual program mode M. Automatic
shifting is switched off. The gear range is
not limited.
You can change the gears manually with drive
position D selected. You can upshift or
downshift through the gears in succession.
i
Manual program mode M will not be
stored. When the engine is turned off with
manual program mode M selected, the
automatic transmission will go to
automatic program mode C when the
engine is restarted.
Upshifting
!
In manual program mode M, the
automatic transmission will not upshift,
even if the engine has reached its
overrevving range. Shift up into the next
gear before the engine has reached its
overrevving range. Make absolutely certain
that the engine speed does not reach the
red marking on the tachometer. Otherwise
the engine could be damaged which is not
covered by the Mercedes-Benz Limited
Warranty.
X
Briefly press the gear selector lever to the
right in the D+ direction.
or
X
Briefly pull right gearshift control ;
(Y page 89).
The automatic transmission shifts into the
next higher gear.
Upshift indicator
In manual program mode M, upshift
indicator ; in the multifunction display
advises you to upshift before the engine
reaches the overspeed range. In addition,
symbol ^ may appear instead of manual
program mode symbol M in the multifunction
display. Thus you can drive at the maximum
engine speed for each gear without
overrevving the engine.
X
Shift the automatic transmission from
current gear : into the next higher gear.
The fuel supply will otherwise be
interrupted to prevent the engine from
overrevving.
Downshifting
G
Warning!
On slippery road surfaces, never downshift in
order to obtain braking action. This could
result in drive wheel slip and reduced vehicle
control. Your vehicle’s ABS will not prevent
this type of loss of control.
X
Briefly press the gear selector lever to the
left in the D- direction.
or
X
Briefly pull left gearshift control :
(Y page 89).
The automatic transmission shifts into the
next lower gear.
i
For maximum acceleration, press and
hold the gear selector lever to the left in the
D- direction or pull and hold the left
gearshift control. Depending on the engine
speed the automatic transmission selects
Automatic transmission
91
Controls in detail
171_AKB; 3; 60, en-US
d2ureepe, Version: 2.11.8.1
2009-05-11T16:00:23+02:00 - Seite 91
Z