Eco Start/Stop Function; Important Safety Notes - Mercedes-Benz SLK350 Operator's Manual

ECO start/stop function

Important safety notes

G WARNING
If the ECO symbol appears in the
multifunction display when the engine is
switched off, the engine was switched off
automatically. However, all vehicle systems
remain active. If you open the door, unfasten
your seat belt or remove your foot from the
brake pedal, the engine will automatically
start. The vehicle may begin moving. There is
a risk of an accident.
To prevent the vehicle from pulling away
unintentionally, only remove your foot from
the brake pedal if you want to drive on.
Do not leave the vehicle until you have
switched off the ignition and secured the
vehicle to prevent it from rolling away.
! Always switch the ignition off and take the
key with you when leaving the vehicle.
General notes
The ECO start/stop function is only available
for the SLK 55 AMG.
The ECO start/stop function is only available
in drive program C.
The ECO start/stop function switches the
engine off automatically when the vehicle
stops moving.
The engine starts automatically when the
driver wants to pull away again. The ECO
start/stop function thereby helps you to
reduce the fuel consumption and emissions
of your vehicle.
The system is operational if all conditions for
automatic engine switch-off have been
fulfilled ( page 135) and the ¤ symbol is
Y
shown in the multifunction display. In
addition, the Stop/Start active
is shown in the AMG menu in the
multifunction display.
If not all conditions for automatic engine
switch-off are fulfilled, the border of the ECO
symbol disappears in the multifunction
display. In addition, the
inactive message is shown in the AMG
menu in the multifunction display.
If the ECO start/stop function is deactivated
( page 136), the ¤ symbol and the
Y
Stop/Start active
inactive message are not shown.
i
If automatic cylinder shut-off is active in
drive program C, the number of active
cylinders 4 is also shown in the ¤
symbol. This means that the engine is
operating with four cylinders.
If cylinder shut-off is not active, the engine
will operate with all eight cylinders. In this
case, the number of active cylinders 8 is
shown in the ¤ symbol.
Automatic engine switch-off
The ECO start/stop function switches the
engine off automatically if the vehicle is
braked to a standstill and the brake remains
depressed with the transmission in position
D or N.
The engine is only switched off if:
the vehicle is at a standstill.
R
the outside temperature is within the range
R
which is suitable for the system.
the engine is at normal operating
R
temperature.
the battery is sufficiently charged.
R
the system detects that the windshield is
R
not fogged up when the air-conditioning
system is switched on.
the hood is closed.
R
no engine-relevant diagnostics are active.
R
the front door is closed and the seat belt is
R
fastened.
i
You can still activate the HOLD function
message
when the vehicle is stationary, even if the
engine has been switched off
automatically. It is then not necessary to
continue applying the brakes during the
automatic stop phase. When you depress
Driving
135
Stop/Start
or Stop/Start
Z