catalytic converter JAGUAR X308 1998 2.G Owner's Manual

Remove the bolts which secure the downpipe to the lower
mounting bracket.
Remove the downpipe assembly.
Repeat the above operations for the other downpipe
catalytic converter.

47. Remove the two bolts which secure each mounting bracket to
the bell housing and remove the brackets.

48. Disconnect the driveshaft (propshaft) flange from the
transmission output flange.
Remove the three bolts which secure the flange. Rotate
the shaft for access to each bolt.
Disconnect the shaft and reposition it to the side.

49. Remove the securing bolt and disconnect the ground lead
from the transmission casing.
50. Disconnect the oil cooler pi pes (where fitted) from the
engine.
1. Remove the bolt which secures the pipe clamping
plate. Remove the clamping plate.
2. Place a drain tray beneat h the pipes and disconnect

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.

Repeat
the above procedure for the other side.

16 . Connect
the driveshaft (propshaft
) flange to the transmission
output flange.
F i
t the three bolts which secure the flange.

17 . F
it the downpipe catalytic converters.
1. Fit a new gasket to the downpipe flange and fit the
downpipe assembly. to the manifold.
F i
t the bolts which secure
the downpipe to the lower
mounting bracket.
Repeat the above operation
s
for the other downpipe
catalytic converter.

18 . F
rom above the vehicle, tighte
n the manifold flange nuts, A-
Bank and B-Bank flanges, to the correct torque.
19. Fit the front muffler assembly.
Locate the front muf fler into the
downpipe catalytic
converters.
20. Move the front muffler forwar d to allow the intermediate
mufflers to be connected.

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.

KS fail
ure
P0335Cranksh
a
ft positi
on (CKP) sensor
circuit malfunction
CK P
sensor disconnected
CKP sensor air gap
i
n
correct/foreign matter on face
CKP sensor sen
s
ing circuit open
circuit, short circuit to ground,
short circuit to high voltage
CKP s e
nsor failure
F
or CKP sensor circ ui
t tests,GO to
Pinpoint Test N.
.
P0340Camshaft position
(CMP) sensor
circuit malfunction
CM P
sensor disconnected
CMP sensor air gap
i
n
correct/foreign matter on face
CMP sensor sen
s
ing circuit open
circuit, short circuit to ground,
short circuit to high voltage
CMP s e
nsor failure
F
or CMP sensor circ ui
t tests,GO to
Pinpoint Test O.
.
P0351Igniti
on coil primary/secondary
circuit malfunction, cyl 1
ECM to ignit
ion module primary
circuit open circuit, short circuit to
ground, high resistance
Igniti
on module to ignition coil
primary circuit open circuit, short
circuit to ground, high resistance
Ignition modu le
ground circuit
open circuit, hi gh resistance
Ignition coil fail
ure
Ignition modul
e
failure
F
o
r ignition circuit tests,
REFER to Section 303
-07 En
gine
Ignition. P0352Ignit
i
on coil primary/secondary
circuit malfunction, cyl 3
P0353Ignit i
on coil primary/secondary
circuit malfunction, cyl 5
P0354Ignit i
on coil primary/secondary
circuit malfunction, cyl 7
P0355Ignit i
on coil primary/secondary
circuit malfunction, cyl 2
P0356Ignit i
on coil primary/secondary
circuit malfunction, cyl 4
P0357Ignit i
on coil primary/secondary
circuit malfunction, cyl 6
P0358Ignit i
on coil primary/secondary
circuit malfunction, cyl 8
P0400Exhaus t gas
recirculation (EGR)
flow malfunction
EGR valve c
onnector pins high
resistance
EGR pipe/exhaust manifol
d leak
EGR pipe blocke

d
EGR valve st

uck open/closed,
blocked
EGR valve fai
lure
For EGR
pinpoint t
ests,
REFER to Section 303
-08 En
gine
Emission Control.
P0405Exhaus
t gas
recirculation (EGR)
drive circuits open circuit
EGR valve power supply circuit
o p
en circuit
EGR valve t
o
ECM drive circuit pair
- EGR pins 1/3, 4/6 open circuit,
high resistance
EGR val v
e failure (stepper motor
open circuit)
For EGR pinpoint t
ests,
REFER to Section 303
-08 En
gine
Emissi
on Control.
P0406Exhaus t gas
recirculation (EGR)
drive circuits short circuit
EGR valve t o
ECM drive circuit pair
- EGR pins 1/3, 4/6 short circuit to
ground or high voltage
EGR val v
e failure (stepper motor
short circuit)
For EGR pinpoint t
ests,
REFER to Section 303
-08 En
gine
Emissi
on Control.
P0420Right-
hand catalytic converter
efficiency below threshold
HO2S di
sconnected.
HO2
S
to ECM wiring fault.
HO2
S
heater to ECM wiring fault.
HO2
S
heater failure.
HO2
S
failure.
Cat
a
lyst monitor sensor failure.
Catal
y
tic converter failure.
R
e
fer to pinpoint tests for components

listed. Visually inspect catalytic
converters.
P0442Evaporati v
e emissions system
(EVAP) leak detected
Fue l
filler cap missing
Fu

el filler cap seal faulty
EVAP system
leak (can
ister
damage, pipework damage)
EVAP v a
lve to ECM drive circuit
open circuit, short circuit, high
resistance
EVAP valve to engine pu rge pipe
damaged/blocked/leaking
EVAP ope r
ating vacuum hose
F
or evaporati
ve emissions pinpoint
tests,
REFER to Section 303
-1 3
Evaporative

Emissi
ons
.

2. Reposition the tank.

8. Install engine lifting bracket 303 - 536 at the rear LH.

9. Support the engine using 303 - 021.
1. Adjust and locate the stan ds in the LH and RH fender
channels and tighten the beam fixings.
2. Engage the support hook s in the lifting brackets.
3. Tighten the support hook adjusters and take the weight of the engine.
10. Raise the vehicle for access.
11. Remove the LH downpipe cata lytic converter (17.50.09).
12. Remove the front muffler (30.10.18).
13. Remove the RH downpipe catalytic converter (17.50.09 and
17.50.10).
14. Drain the transmission fluid, (44.24.02).

15. Locate a transmission jack, Epco V-100 or similar, under the
transmission unit.
Adjust the angle of the jack to suit the transmission.
Secure the side clamps.
Pass the safety chain over the transmission unit and
secure.

13. Refit the rotary switch and tighten the two screws to the
specified torque figure. Locate the switch harness into the clips.

14. Connect the fluid cooler pipes to the transmission.
Remove the blanking plugs.
Fit new O-ring seals.
Tighten the union nuts to the specified torque figure.

15. Remove the engine support beam.
Remove both engine lifting brackets 303 - 536.
16. Refit the RH downpipe catalytic converter. Refer to Operation
17.50.09 and 17.50.10
17. Refit the front muffler. Refer to Operation 30.10.18.
18. Refit the LH downpipe catalytic converter. Refer to Operation
17.50.09
19. Lower the vehicle on the ramp.

Automatic Transmission/Transaxle - 4.0L SC V8 - AJ26 - Main Control
Valve Body
In-vehicle Repair
Removal
• NOTE: This procedure will not remove re sidual fluid from the torque converter.
1. Disconnect the battery ground lead.
2. Raise the vehicle for access.
3. Remove the RH catalytic converter; refer to Operation
17.50.10.

4. Remove the harness heatshield lower fixing.
Remove the screw heatshield / fluid pan clamp.

5. Remove the harness heatshield.
Pull the heatshield from under the clip.

6. Disconnect the transmission link harness connector.
1. Release the locking lever.
7. Release the (transmission case mounted) female connector.
Remove the (center) retaining bolt.

brackets.
3. Tighten the support hook adjusters to take the weight of the engine.
12. Raise the vehicle for access.
13. Remove the LH downpipe catalytic converter. Refer to
Operation 17.50.09.
14. Remove the front muffler. Re fer to Operation 30.10.18.
15. Remove the RH downpipe catalytic converter. Refer to
Operation 17.50.09 and 17.50.10.
16. Drain the transmission fluid. Refer to Operation 44.24.02.

17. Locate an Epco V-100, or sim ilar lift, under the transmission
unit.
Adjust the angle of the lift to suit the transmission.
Secure the side clamps.
Pass the safety chain over the transmission unit and
tighten the clamp to secure the assembly.

18. Remove the rear engine mounting bracket.
1. Remove the centre bolt from the engine/transmission
mounting.
2. Remove the four bolts which secure the mounting
bracket to the body.
19. Detach the driveshaft (prop- shaft) from the transmission
drive flange.
If the transmission is to be refitted, mark the position of
the coupling relative to the drive flange.
19. CAUTION: Under no circ umstances remove the
driveshaft to flexible coupling fixings.
1. Remove the transmission drive flange to flexible
coupling fixings.

Automatic Transmission/Transaxle - 4.0L SC V8 - AJ26 - Input Shaft Seal
Disassembly and Assembly of Subassemblies


Special Tool(s)

Oil seal replacer
307-378
1. Disconnect the battery ground lead.
2. Remove the air intake / MAFM assembly, refer to Operation
19.10.30.
3. Raise the vehicle for access.
4. Remove the front muffler, 30.10.18
5. Remove the RH and LH catalytic converters, refer to Operation
17.50.09 and 17.50.10.
6. Drain the transmission fluid, refer to Operation 44.24.02.
7. Remove the transmission unit, refer to Operation 44.20.01.
8. Remove the torque converter fro m the transmission unit, refer
to Operation 44.17.07.

9. Remove the front oil seal.
Using a proprietary tool remove the seal, taking care not
to damage the shaft or bore diameters.
10. Installation is the reverse of the removal procedure noting
that:

11. Fit the oil seal.
1. Lubricate the housing seal bore.
2. Lubricate the outside diameter of the seal.
3. Using seal replacer 307 - 379, drive the seal squarely into place.