CITROËN C4 PICASSO Handbook page 284

Practical information
Important: if your vehicle's AdBlue
tank is completely empty - which is
confirmed by the alert messages and
the impossibility of starting the engine,
you must add at least 3.8 litres of fluid.
F After emptying the bottle, wipe away any
spillage around the tank filler using a damp
cloth.
If any fluid is spilt or splashed, wash
immediately with cold water or wipe with
a damp cloth.
If the fluid has crystallised, clean it off
using a sponge and hot water.
282
F Refit the blue cap to the tank and turn it a
®
of a turn clockwise, to its stop.
6 th
F Refit the black cap and turn it a quarter of
a turn clockwise without pressing. Ensure
that the indicator on the cap lines up with
the indicator on the support.
F Depending on equipment, return the spare
wheel and/or the storage box to the bottom
of the boot.
F Refit the boot carpet and close the tailgate.
Important : when topping-up after
, signalled
running out of AdBlue ®
by the message "Top-up AdBlue:
Starting prevented", you must wait
for approximately 5 minutes before
switching on the ignition, without
opening the driver's door, unlocking
the vehicle, placing the key of the
"Keyless Entry and Starting" system
inside the vehicle or inserting the
electronic key in the reader.
Switch on the ignition, wait for
10 seconds, then start the engine.
®
Do not dispose of AdBlue bottles in
the household waste. Place them in a
container provided for this purpose or
take them to your dealer.