CITROËN DS 4 Handbook page 305

. After first
F Obtain a bottle of AdBlue
®
checking the use-by date, read carefully
the instructions on use on the label before
pouring the contents of the bottle into your
vehicle's AdBlue tank.
®
Important: if your vehicle's
tank is completely empty -
®
AdBlue
which is confirmed by the alert displays
and the impossibility of starting the
engine - you must add at least 3.8 litres
(so two 1.89 litre bottles).
F After emptying the bottle, wipe away any
spillage around the tank filler using a damp
cloth.
If any additive is split or splashed, wash
immediately with cold water or wipe
with a damp cloth.
If the additive has crystallised, clean it
off using a sponge and hot water.
F Refit the blue cap to the tank and turn it a
6 of a turn clockwise, to its stop.
th
F Refit the black plastic blanking plug,
clipping it in on the flap.
F Detach the cord from the parcel shelf
support and lower the boot floor.
Important: in the event of a top-
up after a breakdown because of
a lack of additive, you must wait
around 5 minutes before switching
on the ignition, without opening the
driver's door, locking the vehicle,
introducing the key into the ignition
switch, or introducing the key of the
"Keyless Entry and Starting" system
into the passenger compartment.
Switch on the ignition, then, after
10 seconds, start the engine.
Never dispose of AdBlue ® additive
bottles in the household waste. Place
them in a special container provided
this purpose or take them to your
dealer.
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