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Operation
–
Shif
t
t
o neutral.
–
Release the clutch pedal.
Automatic engine start up (Start phase)
–
Press the clutch.
Switching the Start-Stop system on and off
The Start-Stop system can be switched on
and off by pressing the button
››› Fig. 192.
The warning lamp in the button will light up
when the system is switched off.
If the vehicle is in Stop phase when the but-
ton is pressed, the engine will start immedi-
ately.
The Start-Stop system works under complex
driving conditions that are difficult to detect
without specialist technology. The set of nec-
essary conditions for the correct operating of
the Start-Stop system are indicated below.
Conditions for automatic engine shut down
(Stop phase)
●
Selector lever in neutral.
●
Clutch pedal not pressed.
●
Driver with seat belt fastened.
●
Driver door closed.
●
The bonnet closed.
●
Vehicle stationary.
●
The factory-fitted towing bracket is not elec-
trically connected to a trailer.
●
Engine at operating temperature.
●
Vehicle's battery sufficiently charged.
●
Vehicle not on a very steep slope
●
Engine speed below 1,200 rpm.
●
Vehicle battery temperature is neither too
high nor too low.
●
Sufficient brake system pressure.
●
Difference between outside temperature
and set interior temperature not too great
●
Vehicle speed since the last time the en-
gine started was above 3 km/h (2 mph).
●
Particulate filter not being cleaned
››› page 168.
●
Front wheels not overly turned (steering
wheel turned less than three quarters of a
turn)
Conditions for engine start up (Start phase)
●
Clutch pedal pressed.
●
Max./min. temperature set.
●
Windscreen defrost function switched on.
●
High blower speed.
●
Start-Stop button pressed.
Conditions for automatic engine start up
without driver involvement
●
Vehicle moving at a speed of over 3 km/h
(2 mph).
●
Difference between outside temperature
and interior temperature is too great
●
Vehicle's battery insufficiently charged.
●
Insufficient brake system pressure.
If the driver seat belt is unfastened for more
than 30 seconds in Stop phase, the engine
must be started using the ignition key.
Please observe the messages on the general
instrument panel display.
Warnings on the instrument panel display
(valid for vehicles not fitted with an informa-
tive display)
FAULT: Start-Stop Fault in the Start-Stop sys-
tem
START-STOP IMPOSSI-
BLE
Engine cannot be auto-
matically shut down
START-STOP ACTIVE Automatic engine shut
down (Stop phase)
SWITCH OFF IGNITION Switch the ignition off
START MANUALLY Start the engine manually
WARNING
●
If the engine i
s switched off, neither the
brake servo nor the power steering will work.
184
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