Automatic Engine Switch-Off - Mercedes-Benz E-Class Coupe Operator's Manual

Therefore, quickly move your foot from the
brake pedal to the accelerator pedal. Never
leave the vehicle when it is held by hill start
assist.
Hill start assist is not active if:
you are pulling away on a level road or on a
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downhill gradient.
the transmission is in position N.
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the parking brake is applied.
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®
ESP is malfunctioning.
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ECO start/stop function
Introduction
The ECO start/stop function switches the
engine off automatically if the vehicle is stopped
under certain conditions.
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.
Important safety notes
G
WARNING
If the engine is switched off automatically and
you exit the vehicle, the engine is restarted
automatically. The vehicle may begin moving.
There is a risk of accident and injury.
If you wish to exit the vehicle, always turn off
the ignition and secure the vehicle against
rolling away.
General notes
ECO start/stop display
:
The ECO start/stop function is activated when-
ever you start the engine using the Smartkey or
the Start/Stop button.
If the engine has been switched off automati-
cally by the ECO start/stop function, the ¤
symbol is shown in the multifunction display.

Automatic engine switch-off

If the vehicle is braked to a standstill in D or N,
the ECO start/stop function switches off the
engine automatically.
The ECO start/stop function is operational
when:
the indicator lamp in the ECO button is lit
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green.
the outside temperature is within the range
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that is suitable for the system.
the engine is at normal operating tempera-
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ture.
the set temperature for the vehicle interior
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has been reached.
the battery is sufficiently charged.
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the system detects that the windshield is not
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fogged up when the air-conditioning system is
switched on.
the hood is closed.
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the driver's door is closed and the driver's
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seat belt is fastened.
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All of the vehicle's systems remain active
when the engine is stopped automatically.
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The HOLD function can also be activated if
the engine has been switched off automati-
cally. It is then not necessary to continue
applying the brakes during the automatic stop
phase. When you depress the accelerator
pedal, the engine starts automatically and the
braking effect of the HOLD function is deac-
tivated.
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The engine can be switched off automati-
cally a maximum of four times (first stop and
three subsequent stops) in succession.
Automatic engine start
The engine starts automatically if:
you switch off the ECO start/stop function by
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pressing the ECO button
in transmission position D or N the brake
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pedal is released and the HOLD function is not
active
you depress the accelerator pedal
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you engage reverse gear R
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Driving
125
Z