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The white segments : and the yellow
segment ; come on in succession from left
to right.
The optimal moment to upshift is reached
when the red segments = come on and the
message up appears in the multifunction
display:
X
Shift the 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
Move the gear selector lever forward briefly
(Y page 263).
or
X
Briefly pull left gearshift control :
(Y page 267).
The transmission shifts into the next lower
gear.
i
When you brake or stop, the transmission
shifts down into a gear from which you can
easily accelerate or take off.
Kickdown
Using the kickdown while driving in manual
program mode M is not possible.
Deactivating manual shift program
X
Turn the program mode selector dial until
C or S appears in the multifunction display.
or
X
Restart the engine.
The transmission will go to automatic
program mode C.
Manual program mode M is not stored.
AMG button (SETUP)
You can select a preset driving program
(SETUP) and store it using the AMG button.
X
Storing: Press and hold AMG button :
until an acoustic signal sounds.
X
Selecting: Press AMG button :.
The selected driving program is selected.
X
Displaying: Press AMG button : briefly.
In the multifunction display, the SETUP
appears in the AMG menu (Y page 288).
Emergency operation (limp-home
mode)
If vehicle acceleration becomes less
responsive or sluggish or the transmission no
longer shifts, the transmission is most likely
operating in limp-home (emergency
operation) mode. In this mode only second
gear and reverse gear R can be selected.
X
Stop the vehicle in a safe location.
X
Shift the transmission into park position P.
X
Turn off the engine.
X
Wait at least 10 seconds before restarting.
X
Restart the engine.
X
Shift the transmission into drive position
D (for second gear) or reverse gear R.
X
Have the transmission checked at an
authorized Mercedes-Benz Center as soon
as possible.
270
AMG SPEEDSHIFT DCT 7-SPEED Transmission
Controls in detail
BA 197 USA, CA Edition A 2011; 1; 27, en-US
hereepe Version: 3.0.3.5
2010-03-24T15:31:10+01:00 - Seite 270