2017 Citroen DS4 Owner's Manual

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Coolant level
Check the coolant level regularly.
It is normal to top up this fluid 
between services.
To ensure that the measurement is reliable, the 
vehicl

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Citroen DS4 2017 1.G Owners Manual 248
To check the level or top up the 
fluid on vehicle fitted with headlamp 
washers, immobilise the vehicle and 
switch of the engine.
Screenwash / headlamp wash fluid level
F Open the bonnet and sec

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Additive level  
(Diesel with particle filter)
Topping up
The reservoir must be topped up without delay 
by a CITROËN dealer or a qualified workshop.
Used p

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Citroen DS4 2017 1.G Owners Manual 250
Particle filter (Diesel)
According to your version of instrument panel, the start of 
saturation of the particle emissions filter is indicated by:
- temporary illumination of the service warning l

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For more information on Checking 
the levels and in particular on the 
diesel additive level, refer to the 
corresponding section.
On a new vehicle, the firs

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Electric parking brake
This system does not require any 
routine servicing. However, in the 
event of a problem, have the system 
checked by a CITROËN dealer or a 
qualified workshop.Only use pro

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Once the AdBlue® tank is empty, 
a s
ystem required by regulations 
prevents starting of the engine.
If the SCR
 
system is faulty, the level 
of emissions

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Citroen DS4 2017 1.G Owners Manual 254
Topping-up the AdBlue®
Precautions in use
Keep AdBlue® out of the reach of 
children, in its original container or 
bottle.
Never transfer AdBlue
® to another 
container: it would lose its puri