2017 CITROEN DS3 CABRIO DAG catalytic converter

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Page 194 of 444

CITROEN DS3 CABRIO DAG 2017 Handbook (in English) DS3_en_Chap08_info-pratiques_ed02-2015
AdBlue® additive and SCR system
for
B

lueHDi
D
iesel
e
ngines
To assure respect for the environment and
conformity with the new Euro 6 emissions
stan

DS3_en_Chap08_info-pratiques_ed02-2015
AdBlue® additive and SCR system
for
B

lueHDi
D
iesel
e
ngines
To assure respect for the environment and
conformity with the new Euro 6 emissions
standard,
w

ithout
a
dversely
a
ffecting
t
he
pe

r formance or fuel consumption of Diesel
engines,
C

ITROËN
h
as
t
aken
t
he
d
ecision
t
o
eq

uip its vehicles with an effective system that
associates
S

CR
(
Selective
C
atalytic
R
eduction)
wi

th
a p
article
f
ilter
(
FAP)
f
or
t
he
t
reatment
o
f
ex

haust
g
ases.
Presentation of the SCR system
Using an additive called AdBlue® containing ur
ea, a catalytic converter turns up to
85% of
n

itrous
o

xides
(

NOx)
i

nto
n
itrogen
an

d water, which are harmless to health and
the environment. The AdBlue
® additive is held in a special
tank l
ocated u nder t he b oot a t t he r ear o f th

e
v

ehicle.
I

t
h
as
a c
apacity
o
f
1
7
l
itres:
t
his
pr

ovides
a d

riving
r
ange
o
f
a
bout
1
2
5
00
m
iles
(2

0
0

00
k

m),
a
fter
w
hich
a
n
a
lert
i
s
t
riggered
wa

rning
y

ou
w
hen
t
he
r
eserve
r
emaining
i
s
en

ough
f

or
j

ust
1 5
00
m
iles
(
2
4
00
k
m).
During
e

ach
s
cheduled
s
ervice
o
f
y
our
v
ehicle
by a C

ITROËN
d
ealer
o
r
a q
ualified
w
orkshop,
th

e AdBlue
® additive tank is refilled in order to al
low n
ormal o peration o f t he S CR s ystem.
If
t

he
e

stimated
m
ileage
b
etween
t
wo
s
ervices
is g

reater
t

han
1
2
5
00
m
iles
(
20
0
00
k
m),
w
e
re

commend
t
hat
y
ou
g
o
t
o
a C
ITROËN
d
ealer
or a q

ualified
w
orkshop
t
o
h
ave
t
he
n
ecessary
to

p-up
c

arried
o
ut. Once the AdBlue
® tank is empty, a s
ystem r
equired b y r egulations pr

events
s

tarting
o
f
t
he
e
ngine.
If the SCR is faulty, the level of
emissions from your vehicle will no
longer
m

eet
t

he
E

uro
6 s
tandard:
y
our
ve

hicle
b

ecomes
p
olluting.
In the event of a confirmed fault
with
t

he
S

CR
s

ystem,
y
ou
m
ust
g
o
to a C

ITROËN dealer or a qualified
workshop
a

s
s

oon
a
s
p
ossible:
a
fter
a r

unning
d

istance
o
f
6
50
m
iles
(1 1

00
k

m),
a s

ystem
w
ill
b
e
t
riggered
au

tomatically
t

o
p

revent
e
ngine
st

arting.