8
N73B60 Engine - Diagnosis
Cylinder Head Cover (right) - Removal
C
Ca
au
uttiio
on
n:: D
Do
o n
no
ott b
be
en
nd
d a
an
ny
y h
hiig
gh
h p
prre
es
ss
su
urre
e lliin
ne
es
s!!
Top Diagram
• Detach high pressure lines (1) at mounting
points (2).
O
On
n h
hiig
gh
h p
prre
es
ss
su
urre
e p
pu
um
mp
p::
• Detach feed line (3).
• Detach high pressure line (4).
• Detach leakage line (5).
• Detach high pressure lines from fuel rail (6).
Lower Diagram
• Remove Valvetronic motor.
• Remove mounting bolts (1) and high pressure
pump (2).
• Remove bolts (3) and pull out spacer (4).
• Remove Non-Return Valves and cylinder head
cover perimeter bolts.
Questions
W
Wh
ha
att iis
s tth
he
e ttiig
gh
htte
en
niin
ng
g tto
orrq
qu
ue
e ffo
orr tth
he
e c
co
ou
up
plliin
ng
g n
nu
utts
s o
on
n ffu
ue
ell lliin
ne
es
s 3
3--6
6?
? N
Nm
m
W
Wh
ha
att s
sh
ho
ou
ulld
d y
yo
ou
u d
do
o tto
o tth
he
e s
sp
pa
arrk
k p
pllu
ug
g d
do
om
me
es
s ((s
slle
ee
ev
ve
es
s)) b
be
effo
orre
e rre
eiin
ns
stta
alllliin
ng
g tth
he
em
m?
?
A
Afftte
err rre
em
mo
ov
viin
ng
g tth
he
e h
hiig
gh
h p
prre
es
ss
su
urre
e p
pu
um
mp
p ((2
2)),, w
wh
ha
att o
otth
he
err
c
co
om
mp
po
on
ne
en
ntt m
mu
us
stt b
be
e rre
em
mo
ov
ve
ed
d ffrro
om
m tth
he
e p
pu
um
mp
p m
mo
ou
un
ntt--
iin
ng
g b
ba
as
se
e?
?
W
Wh
hy
y s
sh
ho
ou
ulld
d c
ca
au
uttiio
on
n b
be
e tta
ak
ke
en
n tto
o n
no
ott b
be
en
nd
d a
an
ny
y o
off tth
he
e
h
hiig
gh
h p
prre
es
ss
su
urre
e ffu
ue
ell lliin
ne
es
s?
?
002
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