VW CGRA - High-Pressure Pump; Assembly Overview - High-Pressure Pump

P
r
o
t
e
c
t
e
d
b
y
c
o
p
y
r
i
g
h
t
.
C
o
p
y
i
n
g
f
o
r
p
r
i
v
a
t
e
o
r
c
o
m
m
e
r
c
i
a
l
p
u
r
p
o
s
e
s
,
i
n
p
a
r
t
o
r
i
n
w
h
o
l
e
,
i
s
n
o
t
p
e
r
m
i
t
t
e
d
u
n
l
e
s
s
a
u
t
h
o
r
i
s
e
d
b
y
V
o
l
k
s
w
a
g
e
n
A
G
.
V
o
l
k
s
w
a
g
e
n
A
G
d
o
e
s
n
o
t
g
u
a
r
a
n
t
e
e
o
r
a
c
c
e
p
t
a
n
y
l
i
a
b
i
l
i
t
y
w
i
t
h
r
e
s
p
e
c
t
t
o
t
h
e
c
o
r
r
e
c
t
n
e
s
s
o
f
i
n
f
o
r
m
a
t
i
o
n
i
n
t
h
i
s
d
o
c
u
m
e
n
t
.
C
o
p
y
r
i
g
h
t
b
y
V
o
l
k
s
w
a
g
e
n
A
G
.
7 High-pressure pump
⇒ “7.1 Assembly overview - high-pressure pump”, page 248
⇒ “7.2 Removing and installing high-pressure pump”, page 249
7.1 Assembly overview - high-pressure
pump
Note
♦ Never dismantle the high-pressure pump.
♦ If an injector is removed, the combustion chamber seal (Tef‐
lon) and O-ring must be renewed ⇒ page 225 .
♦ Note safety precautions before starting installation work
⇒ page 1 .
♦ Observe rules for cleanliness ⇒ page 215 .
1 - High-pressure pipe
❑ 28 Nm
❑ Make sure that fuel pipe
does not touch other
components!
❑ Install free of tension.
❑ To install, first tighten
union nuts hand tight.
❑ Loosen and tighten with
socket - T10456-
❑ Before installing: first
tighten connection at
high-pressure pump to
40 Nm.
2 - Low-pressure hose
❑ Note installation marks
❑ Renew after removal
3 - Spring-type clip
❑ Note the position of the
spring clips
4 - Plunger
❑ Check for damage
❑ Oil it, and insert it in cyl‐
inder head with its guide
in the correct position
5 - O-ring
❑ From high-pressure
pump
❑ Renew
❑ Lubricate lightly with
clean engine oil
6 - High-pressure pump
❑ Removing and installing ⇒ page 249
Touareg 2010 ➤ , Touareg 2015 ➤
6-cylinder direct-injection engine (3.6 l engine, 4V) - Edition 12.2019
248 Rep. gr.24 - Mixture preparation - injection