Mercedes-Benz SL-Class 2013 Owners Manual - Manual (Page 173)

Kickdown
You can also use kickdown for maximum
acceleration in manual drive program M.
X Depress the accelerator pedal beyond the
pressure point.
The automatic transmission shifts to a
lower gear depending on the engine speed.
i AMG vehicles: it is not possible to use
kickdown in manual drive program M.
Switching off the manual drive program
X Press the program selector button
(
Y
page 167) repeatedly until E or S
appears in the multifunction display.
X AMG vehicles: turn the drive program
selector until C, S or S+(
Y
page 167)
appears in the multifunction display.
Automatic transmission
171
Driving
and
parking
Z