Mercedes-Benz CLA-Class 2014 Owners Manual - Manual (Page 179)

Deactivating the HOLD function
The HOLD function is deactivated automati-
cally if:
R you accelerate. On vehicles with automatic
transmission: only when the transmission
is in position D or R.
R
the transmission is in position P on vehicles
with automatic transmission.
R you depress the brake pedal again with a
certain amount of pressure until : disap-
pears from the multifunction display.
R
you secure the vehicle using the electric
parking brake.
R you activate DISTRONIC PLUS.
i After a time, the electric parking brake
secures the vehicle and relieves the service
brake.
The electric parking brake automatically
secures the vehicle if the HOLD function is
activated and:
R the driver's door is open and the driver's
seat belt is unfastened.
R
the engine is switched off, unless it is auto-
matically switched off by the ECO start/
stop function.
R a system malfunction occurs.
R
the power supply is not sufficient.
If a malfunction occurs, then the transmission
may be shifted into position P automatically.
RACE START
Important safety notes
RACE START enables optimal acceleration
from a standing start. The precondition for
this is a suitable high-grip road surface.
RACE START is intended solely for activation
on dedicated race circuits.
i RACE START is only available in AMG vehi-
cles.
Conditions for activation
You can activate RACE START if:
R
the doors, hood and the trunk lid are
closed.
R the engine is running and the transmission,
all-wheel drive clutch and the engine are at
operating temperature.
R
SPORT handling mode is activated.
(
Y
page 69)
R the steering wheel is in the straight-ahead
position.
R
the vehicle is stationary and the brake
pedal is depressed (left foot).
R the transmission is in position D.
R drive program M is selected (
Y
page 150).
Activating RACE START
X Depress the brake pedal with your left foot
and keep it depressed.
X
Pull and hold both steering wheel shift pad-
dles.
X The RACE START Confirm: Paddle UP RACE START Confirm: Paddle UP
Cancel: Paddle DOWN Cancel: Paddle DOWN message appears
in the multifunction display.
X Release both steering wheel shift paddles.
i If the activation conditions are no longer
fulfilled, RACE START is canceled. The
RACE START Not Possible See Opera‐ RACE START Not Possible See Opera‐
tor's Manual tor's Manual message appears in the
multifunction display.
X
To cancel: pull the left steering wheel pad-
dle shifter (
Y
page 151).
or
X To confirm: pull the right steering wheel
paddle shifter (
Y
page 151).
The RACE START Available Depress RACE START Available Depress
gas pedal gas pedal message appears in the multi-
function display.
i If you do not depress the accelerator
pedal within a few seconds, RACE START is
canceled. The multifunction display shows
the RACE START Canceled RACE START Canceled message.
Driving systems
177
Dr
ivi
ng
an
d
parki
ng
Z