Driving -> Stop & Start for Your DS 3 Crossback 4 Door First Generation (2018-2022)

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any risk of injury caused by the engine  
restarting automatically.  
– With a manual gearbox: with the gear lever in  
neutral and the clutch pedal released.  
– With an automatic gearbox: with the brake  
pedal depressed until the vehicle stops or the gear  
selector in position N, with the vehicle stopped.  
Stop & Start  
The Stop & Start function puts the engine  
temporarily into standby - STOP mode - during  
phases when the vehicle is stopped (red lights,  
queues, etc.). The engine restarts automatically  
- START mode - as soon as the driver wishes to  
move off again.  
Time counter  
A time counter adds up the time spent in standby  
during the journey. It is reset to zero every time  
the ignition is switched on.  
Driving on flooded roads  
Primarily designed for urban use, the function  
is intended to reduce fuel consumption and  
exhaust emissions as well as the noise level when  
stationary.  
The function does not affect the functionalities of  
the vehicle, in particular the braking.  
Before entering into a flooded area, it is  
strongly recommended that you deactivate the  
Stop & Start system.  
For more information on Driving  
recommendations, particularly on flooded  
roads, refer to the corresponding section.  
Special cases:  
The engine will not go into standby if all of the  
conditions for operation are not met and in the  
following cases.  
Deactivation/Reactivation  
The function is activated by default when the  
ignition is switched on.  
It is set via the Driving / Vehicle touch  
screen menu.  
A message in the instrument panel confirms the  
change of status.  
– Steep slope (ascending or descending).  
– Needed to maintain a comfortable temperature  
in the passenger compartment.  
Operation  
Main conditions for operation  
– Demisting active.  
– The driver’s door must be closed.  
– The driver's seat belt must be fastened.  
– The state of charge of the battery must be  
sufficient.  
– The temperature of the engine must be within  
its nominal operating range.  
In these cases, this indicator lamp flashes  
for a few seconds, then goes off.  
After the engine has restarted, STOP  
mode is not available until the vehicle has  
reached a speed of 5 mph (8 km/h).  
When the function is deactivated, if the engine  
was in standby, it restarts immediately.  
Associated indicator lamps  
– The outside temperature must be between 0°C  
and 35°C.  
Function activated.  
During parking manoeuvres, STOP mode is  
not available for a few seconds after  
coming out of reverse gear or turning the  
steering wheel.  
Putting the engine into standby (STOP  
mode)  
Function deactivated or malfunction.  
The engine automatically goes into standby  
as soon as the driver indicates the intention of  
stopping.  
Opening the bonnet  
Before doing anything under the bonnet,  
deactivate the Stop & Start system to avoid  
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Driving  
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Restarting the engine (START mode)  
The vehicle stalls in STOP mode  
Driving with under-inflated tyres, particularly  
in adverse conditions (heavy load, high speed,  
long journey):  
The engine automatically restarts as soon as the  
driver indicates the intention of moving off again.  
►ꢀ With a manual gearbox: with the clutch pedal  
fully depressed.  
►ꢀ With an automatic gearbox:  
• With the selector in position D or M: with the  
brake pedal released.  
• With the selector in position N and the brake  
pedal released: with the selector at D or M.  
• With the selector in position P and the brake  
pedal depressed: with the selector at R, N, D  
or M.  
All of the instrument panel warning lamps come  
on if there is a fault.  
►ꢀ Switch off the ignition then start the engine  
again with the "START/STOP" button.  
– worsens road-holding.  
– lengthens braking distances.  
– causes premature wear of the tyres.  
– increases fuel consumption.  
The Stop & Start system requires a 12 V  
battery of specific technology and  
specification.  
All work concerning the battery must be  
carried out only by a dealer or a qualified  
workshop.  
The inflation pressures defined for the  
vehicle can be found on the tyre pressure  
label.  
For more information on the Identification  
markings, refer to the corresponding section.  
• Reverse gear engaged.  
Under-inflation detection  
Checking tyre pressures  
Special cases  
This system automatically checks the pressures  
of the tyres while driving.  
This check should be done when the  
tyres are "cold" (vehicle stopped for 1 hour or  
after a journey of less than 6 miles (10 km) at  
moderate speeds).  
Otherwise, add 0.3 bar to the pressures shown  
on the label.  
The engine restarts automatically if all the  
operating conditions are met again and in the  
following cases.  
– With a manual gearbox: vehicle speed exceeds  
2.5 mph (4 km/h),  
It compares the information given by the wheel  
speed sensors with reference values, which must  
be reinitialised every time the tyre pressures are  
adjusted or a wheel changed.  
The system triggers an alert as soon as it detects  
a drop in the inflation pressure of one or more  
tyres.  
– With an automatic gearbox, in mode N, vehicle  
speed exceeds 0.6 mph (1 km/h).  
Under-inflation alert  
In these cases, this indicator lamp flashes  
for a few seconds, then goes off.  
This is signalled by the fixed illumination of  
this warning lamp, accompanied by an  
Under-inflation detection does not replace  
the need for vigilance on the part of the  
driver.  
This system does not avoid the need to  
regularly check the tyre pressures (including  
the spare wheel) as well as before a long  
journey.  
Malfunctions  
audible signal and, depending on equipment, the  
display of a message.  
►ꢀ Reduce speed immediately, avoid excessive  
steering movements and avoid sudden braking.  
►ꢀ Stop the vehicle as soon as it is safe to do so.  
In the event of a malfunction, this warning  
lamp flashes for a few moments, then  
remains on, accompanied by an onscreen  
message.  
Have the vehicle checked by a dealer or a qualified  
workshop.