1998 JAGUAR X308 Workshop Manual

overheating fuse box location fuel additives power steering fluid navigation fold seats

Page 529 of 2490

JAGUAR X308 1998 2.G Workshop Manual Thi
s sensor uses a piezo-electric sensing element to detect kn
ock which may occur under acceleration at critical conditions.
Should detonation be present the ECM will retard ignition timing of indi

Page 530 of 2490

JAGUAR X308 1998 2.G Workshop Manual Engi
ne -
Torqu
e Specifications

De
s
cription
Nmlb
-
ft
lb
-
in
A
ccessory
drive belt tensioner
43--
A
ccessory
drive belt idler pulley
61--
Air in
ta
ke tube to throttle body
5--
A/

Engi
ne -
Torqu
e Specifications

De
s
cription
Nmlb
-
ft
lb
-
in
A
ccessory
drive belt tensioner
43--
A
ccessory
drive belt idler pulley
61--
Air in
ta
ke tube to throttle body
5--
A/C
pipes t
o receiver / drier
9--
A/C pipe m

anifold joints
9--
Camsh

aft bearin
g caps10--
Ca
msh
aft cove
r10--
Ch
arge Air Co
oler Adaptor to cylinder head (SC)
21--
Co
olan
t outlet pipe (AJ26 NA)
10--
Cran
kshaft damper bolt - no lockin
g ring
St
ag
e 1
80--
Stag

e 2
80°--
C
r
ankshaft damper bolt - with locking ring
37
5--
Cra
nkshaft position sensor
10--
Cy
li
nder head bolts M10
35--
Cy
lin
der head bolts M8 (two at front of head)
25--
Driv
es
haft (propshaft) drive flan
ge bo
l
ts
82--
ERG p
i
pe to exhaust manifold
21--
Engi

ne compartment cover (bonnet) hinges
25--
En
gine
coolant radiator top securing panel
25--
E
ng
ine front mounting
70--
En
gine
oil cooler pipes (clamp)
21--
En
gi
ne / Transmission assembly rear mounting centre bolt
35--
En
gi
ne / Transmission assembly rear mounting outer bolts
25--
Ex
ha
ust downpipe support bracket to flywheel housing
50--
Ex
ha
ust downpipe to lower mounting bracket
48--
E
x
haust camshaft sprocket
St
age 120--
Stage 290 °--
Ex
haust manifold to cylinder head
18--
Ex
ha
ust manifold flange to downpipe
18--
E
x
haust Torca clamps
55--
Fuel cross-over elbo

w
10--
Fu
el f
eed pipe to intake manifold
10--
Fuel
Injector (AJ
26)
5--
Fuel
injector ha
rness clips to camshaft cover (SC)
5--
Fu
el p
ressure re
gu
l
ator to intake manifold
10--
F
u
el rail to Char
ge
A
ir Cooler Adaptor (SC)
21--
In
ta
ke manifold to cylinder heads
21--
Inta

ke elbow support brackets
18--
Oil f
i
lter
17--
Oil C
o
oler
7--
P
AS pu
mp hose unions
25--
P
r
imary timing chain fixed guide
12--
P
r
imary timing chain tensioner
12--
Pr

imary timing chain tensioner blade
14--
S
e
condary timing chain tensioner to cylinder
12--
S
t
eerin
g ra
ck45--
Thro
ttle body to intake elbow
21--
Th
ro
ttle cable abutment to throttle body
5--
Th
ro
ttle intake elbow to intake manifold
21--
Ti
mi
ng cover
12--
Variable camshaft t
i
ming oil control unit to intake camshaft
St
ag
e 1
20--
St
ag
e 2
90
°--
Var
iable camshaft timing oil control unit housing (bolt and nut)
21--
Va
ria
ble camshaft timi
ng oil control solenoid
12--
Wa
ter pump pulley
12--

Page 531 of 2490

JAGUAR X308 1998 2.G Workshop Manual En
gine - Engine
D
iagnosis and Testing
Sym

ptom Chart
Sy
mptom Chart
Pinp

oint test A: P1392 (P1397)
VVT solenoid circuit low input
S
pecial Tool(s)

D

igital multimeter

Generi

c sca

Page 532 of 2490

JAGUAR X308 1998 2.G Workshop Manual Connect
the scan tool
1
Have the DTC(s) and fr
eeze f
rame data been recorded?
Yes GO to A2
A2: CH
ECK FUSE / RELAY
Check that fuse F
12 i
s good
and that EMS control relay is
energize

Page 533 of 2490

JAGUAR X308 1998 2.G Workshop Manual W
ith VVT connector PI031 - A bank or (PI032 - B bank)
disconnected, measure the resistance between the pins 1
and 2 at the VVT actuator
1
I
s the resistance less than 5
OHM or greater than 20 O

Page 534 of 2490

JAGUAR X308 1998 2.G Workshop Manual Wi
th EM015 and PI031 (PI032) disconnected, measure
the resistance between EM015/009 (EM015/008) and
PI031/001 (PI032/001)
1
Is
the resistance < 0.5 OHM?
Yes GO to A5
No Inspect harness

Page 535 of 2490

JAGUAR X308 1998 2.G Workshop Manual Pin
point test B: P1393 (P1398) VVT solenoid circuit high input
W
ith EM014 disconnected, measure the resistance
between EM014/009 and ground EM016L
1
I
s the resistance < 0.5 OHM?
Yes Reconn

Page 536 of 2490

JAGUAR X308 1998 2.G Workshop Manual Connect
the scan tool
1
Have the DTC(s) and fr
eeze f
rame data been recorded?
Yes GO to B2
B2 : CH
ECK VVT COIL CONTINUITY
W
i
th VVT connector PI031 - A bank or (PI032 - B bank)
disco

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