Amp JAGUAR X308 1998 2.G Workshop Manual

Align th
e engine front mountings and fit the securing nuts.
Tighte

n to the stated torque value.
3. Operate the crane controls and the ramp simultaneously (with
assistance) to raise the vehicle to a convenient working height.

4. Po
sition the transmission jack and raise it to take the weight of
the transmission. Fit and adjust the chains to secure the
transmission to the jack.

5. Fit th
e engine rear mounting bracket.
Fi

t the four bolts which secu
re the crossmember to the
body.
Fi t t
he bolt which secures the
engine rear mounting rubber
to the transmission.

6. Tigh ten th
e rear mounting bolts
to the stated torque figure.
7. Release and remove the transmission jack.
8. Operate the crane controls and the ramp simultaneously (with
assistance) to lower the vehicle to a convenient working height.

9. Lower th e cran
e and remove th
e chain assembly and lifting
eyes.

R
emove the engine re
ar lifting eyes.
10. Move the crane away from the vehicle.
11. Raise the vehicle on the ramp.

12
.
Connect the transmission selector cable.
1. Fit the selector lever to the cross shaft.
2. Fit the nut which secures the selector lever to the transmission cross shaft.
3. Reposition the selector cable abutment bracket to the transmission and fit the securing bolts.

13
.
Connect the transmission harness connector.
1. Connect the transmission harness connector.
2. Secure the leve r lock mechanism.

14
.
Reposition the ground lead to the transmission casing and fit
the securing bolt.
15. Fit the brackets which suppo rt the downpipe catalytic
converters to the bell housing.
Po
sition the mounting bracket and fit the two bolts which
secure it to the bell housing.

Connect
the front muffler to
the intermediate muffler,
noting the alignment of the indicator rings.
W
ith the front muffler positioned correctly, tighten the
clamps (left-hand and right-hand sides) to the catalytic
converter.

21
.
Tighten the clamps (left-hand and right-hand sides),
intermediate mufflers to front muffler.

22
.
Tighten the downpipe bracket se curing bolts to the correct
torque

23
.
Connect the oil cooler pipes (w here fitted) to the engine.
1. Remove the blanking plugs from the pipes and from the mating unions on the engine.
2. Fit new O-ring seals to the pipes and lubricate with new engine oil.
3. Connect the pipes to the engine and fit the clamping
plate and bolt.
24. Lower the vehicle on the ramp.
25. Connect the heater and brake servo hoses.
1. Connect the heat er return hose.
2. Connect the heater feed hose and secure the locking
lever.

3.
Fit the hose and tighten the securing bolt.

42 . Conne
ct the transmission
oil cooler upper pipe.
1. Remove the blanking plugs from the pipe and the radiator.
Fit and
fully seat a new O-ring
seal to the pipe. Lubricate
the seal with clean transmission oil
2. Reposition and connect the union nut, upper cooler pipe to radiator.

43 . Conne
ct the transmission oil cooler lower pipe.
1. Remove the blanking plugs from the pipe and the radiator.
Fit and
fully seat a new O-ring
seal to the pipe. Lubricate
the seal with clean transmission oil
2. Reposition and connect the union nut, lower cooler
pipe to radiator.
44. Fit the twin fan and motor assembly. Refer to Operation
26.25.12.

45 . Connect
the radiator breather hose.
Re
po
sition the Quick-Fit hose (radiator to expansion tank)
and connect the hose to the radiator.
46. Fit the expansion tank to the vehicle.
1. Remove the pipe clamp if still in place and connect
the hose to the expansion tank.

Engine Cooling - Coolant Expansi
on Tank
Re
moval and Installation
Remov

al
1.
O
pen the engine compartment and fit paintwork protection
sheets.

2. R
emove the centre trim panel
from the engine compartment.
1. Remove the left hand side enclosure panel.
2. Remove the centre trim panel.
3. Ensure that the cooling system is cool and very carefully,
remove the pressure cap.
4. Place a cloth under the expansion tank to absorb any spillage
caused by disconnecting the hoses.

5. R
elease the hoses (Quick Fit connections) from the expansion
tank.
1. Release the hose, expansion tank to thermostat housing (coolant outlet pipe on supercharged
engines).
2. Release the hose, expansion tank to recovery tank.
3. Release the hose, expansion tank to radiator..
6. Fit blanking plugs to the pipes and the tank.

7. Re
move the expansion tank from the mounting.
1. Disconnect the coolant level sensor connector.
2. Remove the nuts which secures the tank.
8. Remove the expansion tank from the vehicle.
1. Use a pipe clamp to clam p the bottom hose branch.
2. Release the pipe clip an d move it along the pipe.
3. Disconnect the tank from the bottom hose and

Supercharger Cooling - Water Pump
Re
moval and Installation
Remov

al
1.
O
pen the engine compartment and fit paintwork protection
sheets.

2. Di
sconnect the batt
ery ground cable.
R
emove the battery cover.
3. Remove the twin fan and motor assembly. Refer to Operation
26.25.12.

4. Disc
onnect the harness electrical connector.
R

elease the harness connector from the mounting bracket.

Disc
onnect the harness connector.

5. R
emove the two nuts which secure the pump to the flexible
mountings.
6. Reposition the pump to fit hose clamps.
Fi
t a hose clamp to the inlet pipe and one to the outlet
pipe.

In
stallation



7.
Disc
onnect the pipes from the
pump and remove the pump.
1. Release and reposition th e hose clip along the inlet
hose and discon nect the hose.
2. Release and reposition the hose clip along the outlet
hose and disconnect th e pump from the hose.
3. Fit blanking plugs to the pipes and to the pump.
Remove t
he pump and mounting bracket assembly from
the vehicle.

8. Remove the moun
ting bracket and clamp from the pump.
1. Remove the nuts which secure the clamp.
2. Remove the clamp.
9. Clean the adjacent area of any water spillage.
1. Fitting is the reverse of the removal procedure.
2. Fit the twin fan and motor assembly. Refer to Operation
26.25.12.
3. Connect the battery and fit the battery cover. Refer to the
Battery Reconnection Procedure 86.15.15.
4. Switch on the ignition and allow the pump to operate for one
minute to circulate coolant.
Swit ch
off the ignition.
Top up th
e coolant
. If ne
cessary, refer to Operation
26.10.01 Coolant Refill Procedure.

Fuel Ch
arging and Controls -
Torque Specific
ations


Com

ponent
Nm
Fue

l injector cl
amp plate bolts
4-
6
Inta

ke manifold fuel feed pipe to fuel rail bolts
8-
12
Inta

ke manifold fuel cross-over pipe to fuel rail bolts
8-
12
F

uel pressure regulator /
return pipe to fuel rail / intake manifold bolts
8-
12
Harness to

camshaft cover nuts
4-
5
F

uel pressure regulator / return
pipe to fuel rail bolts (SC)
8-
12
F

uel rail to charge air cooler adaptor bolts (SC)
18
-24
F

uel rail to fuel cross-over pipe bolt (SC)
8-
12
F

uel feed pipe to fuel rail bolts (SC)
8-
12

(ECT) se
nsor
Blocked part-load breather
(s
ervice action S474)
Injec
t
or leak
Engine stalls
soon
after start
F
u
el pump relay
ECM relay Thr
o
ttle contaminated
CMP/CKP sen
s
or
synchronization malfunction
Harness Fuel
pump
MAF
s
ensor malfunction
Engine coolan
t
temperature
(ECT) sensor
Fue l
lines
Air leakage Fu

el pressure regulator
F
o
r fuel pump relay tests,
GO to Pinpoint Test E.
.
F or ECM
relay tests,
REFER to Section 303
-14 Elec tronic En
gine
Controls.
Check bull etins for throttl
e cleaning procedure. For

CMP/CKP sensor tests,
REFER to Section 303
-14 Elec tronic En
gine
Controls.
Chec k fu
el pressure,
REFER to Section 310
-00 Fu
el System
- Ge
n
eral
Informati
o
n
.
F or MAF sensor and
ECT sensor tests,
REFER to Section 303
-14 Electronic En
gine
Controls.
For fuel l
ine information,
REFER to Section 310
-01
Fuel Tank and Lines
.
F or i
ntake system information,
REFER to Section 303
-1 2
Intake Air Distribution
and F
ilt
ering
.
F o
r fuel pressure regulato
r check, GO to Pinpoint
Test D.
.
Engine h e
sitates/poor
acceleration
Fue l
pump
Exhaus
t gas
recirculation
(EGR)
Air leakage Stop lamp swi t
ch
Throttl
e
sensors
Throttl
e
motor
Spark plugs

fouled
Check f
o
r water ingress into
spark plug wells
Ignition coil fail
ure(s)
HT sho
rt to ground (tracking)
check rubber
boots for
cracks/damage
ECM failu r
e
Chec
k fu
el pressure,
REFER to Section 310
-00 Fu
el System
- Ge
n
eral
Informati
o
n
.
F o
r EGR information,
REFER to Section 303
-08 En gin
e Emission
Control.
F or i
ntake system information,
REFER to Section 303
-1 2
Intake Air Distribution
and F
ilt
ering
.
F or stop l
amp switch in
formation, refer to the
wiring diagrams. For throttle position sensor and throttle motor relay tests,
REFER to Section 303
-14 Elec tronic En
gine
Controls.
For ign i
tion system,
REFER to Section 303
-07 En
gine Ignition
.
Contact dealer techn i
cal
support for advice on
possible ECM failure.
Engine ba ckfiresFuel
pump
Air leakage MAF s
e
nsor
HO2 sensors Spark plugs
Check fo
r water ingress into
spark plug wells
HT short to ground (tracking) check rubber
boots for
cracks/damage
Ignition coil fail
ure(s)
Chec
k fu
el pressure,
REFER to Section 310
-00 Fu
el System
- Ge
n
eral
Informati
o
n
.
F or i
ntake system information,
REFER to Section 303
-1 2
Intake Air Distribution
and F
ilt
ering
.
For MAF and HO2
sensor circuit tests,
REFER to Section 303
-14 Electronic En
gine
Controls.
For igni
tion system,
REFER to Section 303
-07 En
gine Ignition
.
Engine
s
urges
Air leakage Fue
l
pump
Stop lamp swi
t
ch
MAF s
e
nsor
Harness Throttl
e
sensors
Throttl
e
motor
Spark plugs
Check fo
r water ingress into
spark plug wells
HT sho rt to ground (tracking)
check rubber
boots for
cracks/damage
ECM failu r
e
F
or i
ntake system information,
REFER to Section 303
-1 2
Intake Air Distribution
and F
ilt
ering
.
Chec k fu
el pressure,
REFER to Section 310
-00 Fu
el System
- Gen
e
ral
Informati
o
n
.
F or stop l
amp switch in
formation, refer to the
wiring diagrams. For MAF se nsor, throttle position
sensor and throttle motor relay tests,
REFER to Section 303
-14 Elec tronic En
gine
Controls.
For ign i
tion system,
REFER to Section 303
-07 En
gine Ignition
.
Contact dealer techn i
cal
support for advice on
possible ECM failure.

Fuel Ch
arging and Controls
- Fuel Injector4.0L NA V8 - AJ27/3.2L NA V8 -
AJ26
Re
moval and Installation
Remov

al
S
pecial Tool(s)

R

emover - Fuel Injector
303-539 (JD 231)
1. Disconnect battery ground cable (IMPORTANT, see SRO
86.15.19 for further information).
2. WARNING: BEFORE PROCEEDING, IT IS ESSENTIAL THAT
THE WARNING NOTES GIVEN IN SECTION 100-00 (UNDER THE
HEADING 'SAFETY PRECAUTIONS') ARE READ AND
UNDERSTOOD.
Depressurize the fuel sy stem; refer to 19.50.02.

3. R
emove engine covers.

4. Di
sconnect bank 1 or 2 inject
or connectors and reposition
harness to allow access to injectors.
5. Remove bolts which secure fuel injector clamp plate to inlet
manifold.