Land Rover Defender V8i Workshop Supplement Rover Manual

19FUEL SYSTEM
14
REPAIR IDLE AIR CONTROL VALVE (IACV)
Service repair no - 19.22.54
Remove
1.Disconnect battery negative lead.
2.Disconnect multiplug from IACV.
3.Remove 2 bolts securing IACV to plenum
chamber.
4.Remove IACV.
5.Remove gasket and discard.
Refit
6.Clean mating faces of IACV and plenum
chamber.
7.Clean plunger on IACV and plunger seat on
plenum chamber.
8.Using a NEW gasket, fit IACV to plenum
chamber.
9.Fit and tighten bolts securing IACV to plenum
chamber to
2 Nm (1.5 lbf.ft).
10.Connect...

SFI
15
REPAIR FUEL PRESSURE REGULATOR
Service repair no - 19.45.06
Remove
1.Disconnect battery negative lead.
2.Depressurise fuel system.
See Adjustment,
fuel system depressurise
3.Release clip and disconnect fuel return hose
from fuel pipe.
CAUTION: Plug the connections.
4.Disconnect vacuum hose from pressure
regulator.
5.Remove 4 nuts securing coil mounting bracket to
inlet manifold.
6.Release coil mounting bracket from studs and
move aside.
7.Release regulator connecting pipe from clip and
position a...

19FUEL SYSTEM
16
REPAIR FUEL PUMP
Service repair no - 19.45.08
Remove
1.Disconnect battery negative lead.
2.Remove fuel tank.
See fuel tank
3.Loosen clip and disconnect breather hose from
fuel pump.
4.Remove fuel feed and return hoses from fuel
pump.5.Using toolLRT-19-001remove locking ring
securing pump. Withdraw fuel pump from fuel
tank.
WARNING: A quantity of fuel will be
retained in body of pump. Care must be
taken to prevent spillage during above
operation.
6.Remove and discard sealing ring.
Refit...

SFI
17
REPAIR FUEL TANK
Service repair no - 19.55.26
WARNING: Ensure that fuel handling
precautions given in Section 01 -
Introduction are strictly adhered to when
carrying out following instructions.
CAUTION: Before disconnecting any part
of the 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.Position vehicle on ramp.
2.Disconnect battery negative lead.
3.Depressurise fuel system.
See...

19FUEL SYSTEM
18
REPAIR
9.Disconnect fuel feed and return hose unions.
10.Plug the connections.
11.Loosen 2 anti-roll bar link bolts.
12.Mark location of anti-roll bar straps.
13.Remove 4 bolts securing anti-roll bar straps and
swing bar down clear of fuel tank.
14.Position transmission jack under fuel tank cradle
to support fuel tank.
CAUTION: Use a block of wood or hard
rubber pad to protect fuel tank.
15.Remove 6 bolts securing fuel tank cradle.
16.Lower fuel tank sufficiently to gain access to fuel...

SFI
19
REPAIR
23.Using toolLRT-19-001remove locking ring
securing pump. Withdraw fuel pump from tank.
WARNING: A quantity of fuel will be
retained in body of pump. Care must be
taken to prevent fuel spillage during above
operation.
24.Remove and discard sealing ring.
25.Fit new sealing ring to pump and fit pump.
26.Fit locking ring and using toolLRT-19-001,
tighten to
48 Nm (35 lbf.ft).
27.Fit fuel feed and return hoses to pump.
28.Fit breather hose and tighten clip.
29.Fit new fuel cut-off valve seals....

19FUEL SYSTEM
20
REPAIR FUEL RAIL
Service repair no - 19.60.04
Remove
1.Disconnect battery negative lead.
2.Depressurise fuel system.
See Adjustment,
fuel system depressurise
3.Remove ram housing.See ram housing
4.Disconnect 8 injector multiplugs.
5.Disconnect fuel temperature sensor multiplug.
6.Position cloth around fuel feed pipe union to
absorb any fuel spillage.
7.Disconnect fuel feed pipe from fuel rail.
8.Plug fuel pipe and rail.
9.Loosen clip securing fuel return hose to fuel rail
and disconnect...

SFI
21
REPAIR RAM HOUSING
Service repair no - 19.70.04
Remove
1.Disconnect battery negative lead.
2.Remove plenum chamber.
See plenum
chamber
3.Disconnect 3 hoses from ram housing.
4.Remove 6 bolts securing ram housing to inlet
manifold.
5.Using a suitable lever and a block of wood,
release ram housing from inlet manifold.
Remove ram housing.
CAUTION: Do not use a mallet to break
sealant joint with inlet manifold.
6.Place a protective cover over inlet bores to
prevent ingress of dirt.Refit
7.Clean mating...

SFI
1
SPECIFICATIONS, TORQUE TORQUE SETTNGS
Nm lbf.ft
Intake air temperature (IAT) sensor 8................................. 6
Crank position (CKP) sensor bolts 6................................... 4
Coolant temperature sensor 20............................................. 15
Fuel filter hose unions 30...................................................... 20
Fuel pressure regulator 10.................................................... 7
Coil bracket...