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The display indicates that the
conditions for an automatic en‐
gine stop have not been met.
Functional limitations
The engine is not switched off automatically in
the following situations:
▷ External temperature too low.
▷ The external temperature is high and auto‐
matic climate control is running.
▷ The car's interior has not yet been heated
or cooled to the required level.
▷ The engine is not yet at operating temper‐
ature.
▷ The wheels are at a sharp angle or the
steering wheel is being turned.
▷ After driving in reverse.
▷ Fogging of the windows when the auto‐
matic climate control is switched on.
▷ Vehicle battery is heavily discharged.
▷ At higher elevations.
▷ The engine compartment lid is unlocked.
▷ HDC Hill Descent Control is activated.
▷ The parking assistant is activated.
▷ Stop-and-go traffic.
▷ The selector lever is in position N, M/S or
R.
▷ Use of fuel with high ethanol content.
Starting the engine
The engine starts automatically under the fol‐
lowing conditions:
▷ Steptronic transmission:
By releasing the brake pedal.
When Automatic Hold is activated: press
the accelerator pedal.
▷ Manual transmission:
The clutch pedal is pressed.
After the engine starts, accelerate as usual.
Safety mode
After the engine switches off automatically, it
will not start again automatically if any one of
the following conditions are met.
▷ The driver's safety belt is unbuckled and
the driver's door is open.
▷ The hood was unlocked.
Some indicator lights light up for a varied
length of time.
The engine can only be started via the Start/
Stop button.
Functional limitations
Even if driving off was not intended, the deacti‐
vated engine starts up automatically in the fol‐
lowing situations:
▷ Excessive warming of the car's interior
when the cooling function is switched on.
▷ The steering wheel is turned.
▷ Steptronic transmission: change from se‐
lector lever position D to R, N or M/S.
▷ Steptronic transmission: change from se‐
lector lever position P to N, D, R or M/S.
▷ The vehicle begins rolling.
▷ Fogging of the windows when the auto‐
matic climate control is switched on.
▷ Vehicle battery is heavily discharged.
▷ Excessive cooling of the car's interior when
the heating is switched on.
▷ Low brake vacuum pressure; this can oc‐
cur, e.g., if the brake pedal is depressed a
number of times in succession.
Seite 72
Controls Driving
72
Online Edition for Part no. 01 40 2 954 312 - II/15
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