Page 309 of 976

19FUEL SYSTEM
26
REPAIRADD: 09/95 FUEL FILLER NECK - ADVANCED EVAPS
Service repair no - 19.55.07
WARNING: Ensure that fuel handling
precautions given in 1 - Introduction are
strictly adhered to when carrying out
following instructions.
CAUTION: Before disconnecting any part
of fuel system, it is imperative that all dust,
dirt and debris is removed from around
components to prevent ingress of foreign matter
into fuel system.
Remove
1.Depressurise fuel system.
See fuel system -
depressurise - advanced evaps
2.Disconnect battery negative lead.
3.Check the amount of fuel in the tank. If the tank
is full drain 6 US gallons (22 litres) minimum.
See fuel tank - draining.
4.Remove 6 screws securing tail door tread strip
and remove tread strip.
5.Remove RH luggage compartment side panel.
See CHASSIS AND BODY, Repair, rear
compartment trim panels
6.Fold back loadspace carpet and sound
insulation to gain access to RH mudflap fixing.
7.Raise rear of vehicle.
WARNING: Support on safety stands.
8.Remove nut and bolt securing filler neck support
bracket to mud flap bracket.
NOTE: This fixing also retains the filler
neck earth strap.
9.Remove 5 nuts and bolts securing mud flap to
body.
10.Remove mud flap.
Page 311 of 976

19FUEL SYSTEM
28
REPAIRADD: 09/95 Refit
26.Fit vent line to filler neck.
27.Fit NEW clip to filler neck hose.
28.Fit hose to filler neck.
29.Position filler neck hose clip and tighten until
head shears.
30.Fit filler neck assembly to vehicle.
NOTE: To aid fitment of filler neck through
body grommet apply a soap solution to lip
of grommet.
31.Fit NEW clip to fuel filler neck hose.
32.Connect fuel filler neck internal breather to tank.
33.Connect fuel filler neck hose to tank.
34.Position fuel filler neck hose clip and tighten until
head shears.
35.Connect vent line quickfit connector to
liquid/vapour separator.
36.Connect the pressure sensor breather pipe
connection.
37.Connect the vent line hose connection.
38.Fit mud flap and secure with nuts and bolts.
39.Position filler neck support bracket and earth
strap to mud flap bracket and secure with nut
and bolt.
40.Remove stand(s) and lower vehicle.
41.Reposition loadspace sound insulation and
carpet.
42.Fit RH luggage compartment side panel.
See
CHASSIS AND BODY, Repair,
43.Fit tail door tread strip and secure with screws.
44.Refill tank with drained fuel.
45.Fit fuel filler cap to filler neck.
46.Close filler flap, lock with ignition key and
remove key.
47.Reconnect battery negative lead.FUEL TANK FILLER CAP - ADVANCED EVAPS
Service repair no - 19.55.08
Remove
1.Fit ignition key to fuel filler flap lock and open
flap.
2.Remove screw securing cap retaining strap to
body.
3.Remove fuel filler cap.
Refit
4.Fit fuel filler cap.
5.Position cap retaining strap to body and secure
with screw.
6.Close filler flap, lock with ignition key and
remove key.
Page 325 of 976
19FUEL SYSTEM
2
REPAIR COOLANT TEMPERATURE SENSOR
Service repair no - 18.30.10
Remove
1.Position drain tin below coolant pump hose.
2.Disconnect sensor multiplug.
3.Release harness clip and harness.
4.Remove sensor.
Refit
5.Clean sensor.
6.Fit sensor and tighten to the correct torque.
7.Position harness and secure with clip.
8.Connect multiplug.
9.Top-up cooling system.CRANKSHAFT SENSOR
Service repair no - 18.30.12
Remove
1.Position vehicle on ramp [hoist].
2.Disconnect multiplug from crankshaft sensor
flylead.
3.Remove screw, release lead from bracket.
4.Raise ramp [hoist].
5.Remove 2 bolts securing crankshaft sensor.
6.Remove crankshaft sensor.
Refit
7.Clean crankshaft sensor and mating surface of
backplate.
8.Fit crankshaft sensor, fit bolts. Tighten to
7Nm
9.Lower vehicle.
10.Position lead to bracket, fit and tighten screw.
11.Connect multiplug
Page 354 of 976

26COOLING SYSTEM
2
REPAIR WATER PUMP
Service repair no - 26.50.01
Remove
WARNING: Disconnect battery negative
terminal to prevent engine being started
before removing drive belts.
1.Drain engine cooling system.
See Adjustment,
Coolant
2.Remove top hose radiator to thermostat.
3.Remove top hose intercooler to induction
manifold.
4.Slacken water pump and power steering pump
pully retaining bolts.
5.Remove drive belt.
6.Remove centre nut from belt tensioner.
7.Manoeuvre pulley upwards and withdraw
tensioner from retaining stud.
8.Disconnect hose thermostat to bottom hose,
release hose from clip on water pump and move
aside.
9.Remove water pump pulley.
10.Remove power steering pump pulley.
11.Remove 8 bolts securing water pump, noting
location of 3 through bolts.
12.Withdraw pump and gasket, clean all gasket
material from mating surfaces.
Refit
13.Refit water pump in reverse order to removal
using new gasket.RADIATOR
Service repair no - 26.40.01
Remove
1.Drain cooling system.
See Adjustment,
Coolant
2.Disconnect radiator top hose.
3.Remove fan blade assembly.
4.Remove cowl.
5.Disconnect engine oil cooler connections and
turbo intercooler connections from radiator ends.
NOTE: Oil spillage will occur when
connections are loosened. Blank off
exposed oil connections.
6.Disconnect expansion tank bleed hose from
radiator.
7.Remove radiator securing brackets from each
side.
8.Remove radiator unit by lifting from its location.
Check condition of rubber mounting pads.
Refit
9.Check radiator sealing strips are securely
located.
10.Transfer oil cooler adaptors if fitting new radiator.
11.Reverse removal procedure. Tighten oil cooler
connections to
30 Nmbefore fitting fan blades
and cowl.
12.Check all connections for leaks.
Page 364 of 976

V8i
1
REPAIR EXPANSION TANK
Service repair no - 26.15.01
Remove
WARNING: Do not remove expansion tank
filler cap when engine is hot. The cooling
system is pressurised and personal
scalding could result.
1.Remove expansion tank filler cap by first turning
it slowly anti-clockwise, pause to allow pressure
to escape. Continue turning in same direction
and lift off.
2.Disconnect two hoses from bottom of expansion
tank, allowing coolant to drain into a suitable
container.
3.Remove three fixing bolts, remove expansion
tank.
Refit
4.Reverse removal procedure.
5.Replenish cooling system.
6.Check for leaks around all hose connections.VISCOUS COUPLING, FAN BLADES, PULLEY AND
COWL
Service repair no - 26.25.19 - Viscous coupling
and fan assembly
Service repair no - 26.25.03 - Water pump pulley
Service repair no - 26.25.05 - Fan blades
Special tools:
LRT-12-093
LRT-12-094 - Viscous coupling removal
Remove
1.Disconnect battery negative lead.
NOTE: 4.0 V8 only:
Release coolant hose from cooling fan upper
cowl.
2.Release 2 clips securing cooling fan upper cowl.
Remove cowl.
Page 369 of 976
26COOLING SYSTEM
6
REPAIR WATER PUMP
Service repair no - 26.50.01
Remove
WARNING: Disconnect battery negative
terminal to prevent engine being started
before removing or adjusting drive belts.
1.Drain engine cooling system.
See Adjustment,
Coolant
2.Remove fan blades and pulley.See Viscous
Coupling, Fan Blades, Pulley and Fan Cowl
3.Disconnect inlet hose from water pump.
4.Remove water pump bolts.
5.Remove water pump and joint washer.
Refit
6.Lightly grease new joint washer, position on
timing cover.
7.Clean threads of all long bolts and coat with
Loctite 572 thread lubricant-sealant.
8.Locate water pump in position. Tighten
remaining water pump housing bolts evenly to
28 Nm.
9.Reverse removal procedure. 1 to 3.
10.Check for coolant leaks around all hose
connections and joint faces.
Page 371 of 976
Mpi
1
REPAIR COOLANT PUMP
Service repair no - 26.50.01
Remove
1.Position drain tin below coolant pump hose.
WARNING: Do not carry out the next
instruction until the coolant is cool to
avoid personal injury from scalding.
2.Release clip and disconnect hose from coolant
pump housing cover.
3.Remove 5 bolts securing housing cover.
4.Remove housing cover.
5.Remove coolant pump from housing.
6.Discard 3 sealing rings.
Refit
7.Clean coolant pump housing and mating faces.
8.Lubricate new sealing rings with Loctite 405 and
fit to coolant pump.
9.Fit coolant pump to housing.
10.Position housing cover, fit 5 bolts. Tighten to
25Nm
11.Connect hose to housing cover and tighten clip.
12.Refill cooling system.
Page 372 of 976
26COOLING SYSTEM
2
REPAIR RADIATOR
Service repair no - 26.40.01
Remove
1.Disconnect battery negative lead.
WARNING: Do not carry out the next
instruction until the coolant is cool to
avoid personal injury from scalding.
2.Slacken clip and release bottom hose from
radiator, allow coolant to drain into a suitable
container
3.Slacken clip and release bottom hose from
radiator rail.
4.Slacken clip and release top hose from radiator.
5.Release air cleaner to throttle housing hose from
securing brackets.
6.Slacken clip and release bypass hose from
radiator.
7.Slacken clip and release top expansion hose
from radiator.
8.Remove 2 bolts securing radiator side support
brackets.
9.Collect L.H. support bracket and position R.H.
support bracket aside.
10.Slacken clip and release heater hose from
radiator rail.
11.Disconnect 2 multiplugs from cooling fan
assemblies.