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Emergency operation (limp-home mode), Controls in detail – Mercedes-Benz SLK-Class 2009 Owners Manual User Manual

Page 108

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Automatic transmission

106

X

Shift the automatic transmission from cur-
rent gear

1

into the next higher gear.

The fuel supply will otherwise be inter-
rupted to prevent the engine from overrev-
ving.

Downshifting

G Warning!

On slippery road surfaces, never downshift
in order to obtain braking action. This could
result in drive wheel slip and reduced vehi-
cle control. Your vehicle’s ABS will not pre-
vent 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

1

(

Y

page 103).

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 gear-

shift control. Depending on the engine
speed the automatic transmission selects

the optimal gear for maximum accelera-
tion.

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 when driving in manual
program mode

M is not possible.

Deactivating manual shift program

X

Press the program mode selector switch
repeatedly until C or S appears in the mul-
tifunction display.

or

X

Restart the engine.
The automatic transmission will go to auto-
matic program mode (

C or S).

Manual program mode

M is not stored.

Emergency operation (limp-home

mode)

If vehicle acceleration becomes less respon-
sive or sluggish or the automatic transmission
no longer shifts, the automatic transmission
is most likely operating in limp-home (emer-
gency 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.

Controls in detail