Land Rover Defender 1999 2002my Workshop Supplement Body Repair 3rd Edition Rover Manual

19FUEL SYSTEM
2
REPAIR SWITCH - INERTIA - FUEL CUT OFF
Service repair no - 19.22.09
Remove
1.Disconnect multiplug from fuel cut off switch.
2.Remove 2 screws securing switch to bulkhead.
3.Remove switch.
Refit
4.Position switch to bulkhead.
5.Fit screws securing switch to bulkhead.
6.Connect multiplug.
7.Press top of switch to set switch.SENSOR - MASS AIR FLOW (MAF)
Service repair no - 19.22.25
Remove
1.Disconnect multiplug from MAF sensor.
2.Loosen clip screw and release air intake hose
from MAF...

FUEL SYSTEM
3
REPAIR SENSOR - COMBINED MAP AND IAT
Service repair no - 19.22.26
Remove
1.Remove 3 bolts and remove engine acoustic
cover.
2.Disconnect multiplug from combined MAP and
IAT sensor,
3.Remove 2 bolts securing sensor to inlet
manifold.
4.Remove sensor and discard’O’ring.
Refit
5.Clean sensor and mating face.
6.Fit new’O’ring and position sensor to manifold.
7.Fit and tighten MAF and IAT sensor bolts to9
Nm (7 lbf.ft)
8.Fit engine acoustic cover and secure with bolts.SENSOR - AMBIENT AIR...

19FUEL SYSTEM
4
REPAIR ELEMENT - FUEL FILTER
Service repair no - 19.25.07
Remove
1.Release fixings and remove battery cover.
2.Disconnect battery negative lead.
3.Raise rear of vehicle.
WARNING: Support on safety stands.
4.Release fixing and remove fuel filter cover.
5.Clean area around fuel filter.
6.Disconnect multiplug from filter element.
7.Remove fuel filter element.
Refit
8.Clean fuel filter and mating face.
9.Fit new fuel filter element and connect multiplug.
10.Position fuel filter cover and...

FUEL SYSTEM
5
REPAIR TURBOCHARGER
Service repair no - 19.42.01
Remove
1.Remove battery cover.
2.Disconnect battery negative lead.
3.Remove 3 bolts and remove engine acoustic
cover.
4.Release clip and disconnect breather hose from
camshaft cover.
5.Release clips and disconnect air flow meter from
air filter.
6.Disconnect multiplug from air flow meter.
7.Loosen clip screw and remove air inlet hose
from turbocharger.
8.Remove 3 bolts and remove exhaust manifold
heat shield.
9.Release clip and disconnect...

19FUEL SYSTEM
6
REPAIR Refit
17.Clean turbocharger and oil drain pipe mating
faces.
18.Using a NEW gasket, fit turbocharger drain pipe
and tighten bolts to10 Nm (7 lbf.ft).
19.Using a new gasket fit turbocharger to exhaust
manifold and tighten nuts to30 Nm (22 lbf. ft).
20.Position oil drain pipe to cylinder block and
tighten union.
21.Using new gasket, align exhaust front pipe and
tighten nuts to30 Nm (22 lbf.ft)
22.Fit banjo bolt to oil feed pipe using new sealing
washers and tighten to25 Nm (18...

FUEL SYSTEM
7
REPAIR Refit
7.Clean air flow meter faces.
8.Fit new’O’ring to air filter.
9.Clean AAP sensor.
10.Using new’O’ring, fit AAP sensor and tighten
screws.
11.Position air filter assembly and secure in
grommets.
12.Position air flow meter and secure clips.
13.Position intake hose to air filter and tighten clip
screw.INJECTOR - SET
Service repair no - 19.60.12
Remove
1.Remove cooling fan.See COOLING SYSTEM,
Repair.
2.Remove rocker shaft.See ENGINE , Repair.
3.Position container to catch fuel...

19FUEL SYSTEM
8
REPAIR
7.AssembleLRT-12-154/1to injector unit, screw in
slide hammer and remove injector.
8.UsingLRT-12-154/4,remove and discard
sealing washer.9.Remove and discard’O’ring seal.
10.Rotate engine to align camshaft lobes for access
of injector removal tool.
11.Carry out above procedure to remove the
remaining 4 injectors.
12.Rotate engine manually until each cylinder being
worked on is at TDC, and remove excess fuel
from piston bowl using a syringe.
Refit
13.Clean injector unit and mating...

FUEL SYSTEM
9
REPAIR HEATER PLUGS - SET
Service repair no - 19.60.31
Remove
1.Remove 3 bolts and remove engine acoustic
cover.
2.Remove battery cover.
3.Disconnect battery negative lead.
4.Disconnect 4 heater plug leads.
5.Loosen and remove 4 heater plugs.
Refit
6.Throughly clean heater plugs and seating area
in cylinder head.
7.Apply a suitable anti-seize compound to threads
of heater plugs.
8.Fit heater plugs and tighten to16 Nm (12 lbf. ft)
.
9.Connect heater plug leads.
10.Fit engine acoustic cover....

19FUEL SYSTEM
10
REPAIR POTENTIOMETER - THROTTLE
Service repair no - 19.30.14
Remove
NOTE: The throttle potentiometer is an
integral part of the throttle pedal assembly
and must not be dismantled.
1.With assistance remove 2 nuts and bolts
securing throttle pedal to body.
2.Disconnect multiplug from throttle potentiometer
and remove throttle pedal.
Refit
NOTE: From Vin 607225 a three track
throttle potentiometer was fitted in place
of a two track potentiometer. Three track
potentiometers cannot be fitted...

FUEL SYSTEM
11
REPAIR REGULATOR - FUEL PRESSURE
Service repair no - 19.45.06
Remove
1.Remove battery cover.
2.Disconnect battery negative lead.
3.Remove 3 bolts and remove engine acoustic
cover.
4.Release hose from fuel cooler.
5.Release fuel hoses from pressure regulator.
CAUTION: Plug the connections.
6.Disconnect multiplug from fuel temperature
sensor.
7.Remove 3 bolts, remove pressure regulator from
cylinder head and collect gasket and’O’ring.
8.Remove fuel filter from cylinder head.
9.Remove fuel...