177
Controls in detail
Automatic transmission
Kickdown
The kickdown can also be used for
maximum acceleration when driving in the
manual program mode M.
̈ Press the accelerator past the point of
resistance.
The transmission shifts to a lower gear.
̈ Shift up once the desired speed has
been reached.
Deactivating manual shift program
̈ Press the program mode selector
switch (
୴ page 175) repeatedly
until
C
or
S
appears in the tachometer
display.
or
̈ Restart the engine (୴ page 48).
The transmission will go to the
automatic program mode (C or S).
The manual program mode M is not
stored.
Emergency operation (Limp Home
Mode)
If vehicle acceleration worsens or the
transmission no longer shifts, the trans-
mission is most likely operating in limp
home (emergency operation) mode. In this
mode only second gear and reverse gear
can be activated.
̈ Stop the vehicle in a safe location.
̈ Move the gear selector lever to P.
̈ Turn off the engine.
̈ Wait at least 10 seconds before
restarting.
̈ Restart the engine (୴ page 48).
̈ Move the gear selector lever to
position D (for second gear) or R.
̈ Have the transmission checked at an
authorized Mercedes-Benz Center as
soon as possible.
i
When driving at full throttle, the trans-
mission shifts to the next higher gear
when maximum engine speed has been
reached.
