Pro
te
c
t
ed
b
y
co
p
y
rig
h
t.
C
o
p
y
in
g
fo
r
pr
iv
a
t
e
o
r
c
o
m
m
e
r
c
ia
l
p
u
rp
o
s
e
s
,
i
n
p
a
rt
o
r i
n
w
h
o
le
,
is
n
o
t
p
e
r
m
it
t
e
d
u
n
l
e
s
s
a
ut
ho
r
i
s
ed
b
y
V
olk
sw
a
ge
n AG
.
V
olk
s
w
a
g
en
AG do
es
n
ot g
uar
ante
e
or a
c
c
ep
t
a
ny
li
a
b
i
li
t
y
w
ith
r
e
s
p
e
c
t
t
o
th
e
c
o
rr
e
c
t
n
e
s
s
o
f
in
fo
r
m
a
tio
n
in
th
is
d
o
c
um
en
t.
C
o
py
rig
ht b
y
V
olk
sw
a
ge
n
A
G.
1.4
Assembly overview - thermostat hous‐
ing
Note
Routing of coolant hoses on thermostat housing
⇒ page 113
,
parts of cooling system - engine side.
1 - O-ring
❑ Renew if damaged
2 - Retaining clip
❑ Check for secure seat‐
ing.
3 - Thermostat housing
4 - 8 Nm
5 - Thermostat
❑ Note installation posi‐
tion
❑ Checking: heat thermo‐
stat in water.
❑ Begins to open at ap‐
prox. 80°C
❑ Ends at approx. 105°C
❑ Opening lift at least 7
mm.
6 - Connection
7 - Seal
❑ Renew
8 - Coolant temperature send‐
er - G62-
❑ With coolant tempera‐
ture display sender -
G2-
❑ For engine control unit.
❑ Before removing, re‐
lease pressure in cool‐
ing system if necessary.
9 - Plug
❑ Before removing, re‐
lease pressure in cooling system if necessary.
Phaeton 2003 ➤
6-cylinder injection engine - Edition 02.2014
112
Rep. gr.19 - Cooling
