Instrument Cluster; Limp-Home Mode - Mercedes-Benz 2011 SL550 Roadster Operator's Manual

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 108).
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
the optimal gear for maximum
acceleration.
i When you brake or stop, the automatic
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
All models except SL 63 AMG: Press the
program mode selector switch repeatedly
until C or S appears in the right
multifunction display.

Instrument cluster

X
SL 63 AMG: Turn the program mode
selector dial until C or S appears in the right
multifunction display.
or
X
Restart the engine.
The automatic transmission will go to
automatic program mode C.
Manual program mode M is not stored.
Emergency operation (limp-home
mode)
If vehicle acceleration becomes less
responsive or sluggish or the automatic
transmission no longer shifts, the automatic
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 automatic 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 automatic transmission into drive
position D (for second gear) or reverse gear
R.
X
Have the automatic transmission checked
at an authorized Mercedes-Benz Center as
soon as possible.
Instrument cluster
Introduction
For a full view illustration of the instrument
cluster, see "Instrument cluster"
Y
( page 30).
G
Warning!
No messages will be displayed if either the
instrument cluster or the multifunction
display is inoperative.
111
Z