lock LAND ROVER DEFENDER 1999 Workshop Manual
[x] Cancel search | Manufacturer: LAND ROVER, Model Year: 1999, Model line: DEFENDER, Model: LAND ROVER DEFENDER 1999Pages: 667, PDF Size: 8.76 MB
Page 8 of 667

INTRODUCTION
1
INFORMATION INTRODUCTION
This Workshop Manual Supplement covers vehicles
from 1999 and 2002 model year onwards. The Body
Repair Manual has also been incorporated into this
supplement. Amendments and additional pages will
be issued, when necessary, to ensure that the
supplement covers latest models.
This Supplement is designed to assist skilled
technicians in the efficient repair and maintenance of
Land Rover Defender vehicles.
Individuals who undertake their own repairs should
have some skill and training, and limit repairs to
components which could not affect the safety of the
vehicle or its passengers. Any repairs required to
safety critical items such as steering, brakes,
suspension or supplementary restraint system should
be carried out by a Land Rover Dealer. Repairs to
such items should NEVER be attempted by untrained
individuals.
WARNINGS, CAUTIONSandNOTESare given
throughout this Manual in the following form:
WARNING: Procedures which must be
followed precisely to avoid the possibility
of personal injury.
CAUTION: This calls attention to
procedures which must be followed to
avoid damage to components.
NOTE: This calls attention to methods
which make a job easier or gives helpful
information.
DIMENSIONS
The dimensions quoted are to design engineering
specification. Alternative unit equivalents, shown in
brackets following the dimensions, have been
converted from the original specification.REFERENCES
References to the left or right hand side in the manual
are made when viewing the vehicle from the rear.
With the engine and gearbox assembly removed, the
crankshaft end of the engine is referred to as the front.
To reduce repetition, some operations covered in this
Supplement do not include reference to testing the
vehicle after repair.
It is essential that work is inspected and tested after
completion and if necessary a road test of the vehicle
is carried out, particularly where safety related items
are concerned.
REPAIRS AND REPLACEMENTS
When replacement parts are required it is essential
that Land Rover parts are used.
Attention is particularly drawn to the following points
concerning repairs and the fitting of replacement parts
and accessories: Safety features embodied in the
vehicle may be impaired if other than Land Rover
parts are fitted. In certain territories, legislation
prohibits the fitting of parts not to the vehicle
manufacturer’s specification. Torque spanner values
given in the Supplement must be strictly adhered to.
Locking devices, where specified, must be fitted. If the
efficiency of a locking device is impaired during
removal it must be replaced with a new one. Certain
fasteners must not be re-used. These fasteners are
specified in the Supplement.
POISONOUS SUBSTANCES
Many liquids and other substances used are
poisonous and therefore must not be consumed. It is
also advisable to keep all substances away from open
wounds. These substances among others include
anti-freeze, brake fluid, fuel, windscreen washer
additives, air conditioning refrigerant, lubricants and
various adhesives.
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INTRODUCTION
7
INFORMATION TOWING
CAUTION: The vehicle has permanent
four-wheel drive. The following towing
instructions must be adhered to:
Towing the vehicle on all four wheels with driver
operating steering and brakes.
1.Turn ignition key to position’1’to release
steering lock.
2.Select neutral in main gearbox and transfer
gearbox.
3.Secure tow rope, chain or cable to front towing
eyes (alternative types shown).
4.Release the parking brake.
CAUTION: The brake servo and power
assisted steering system will not be
functional without the engine running.
Greater pedal pressure will be required to apply
the brakes, the steering system will require
greater effort to turn the front road wheels.
The vehicle tow connection should be used only
in normal road conditions,’snatch’recovery
should be avoided.Rear suspended tow by breakdown vehicle
1.If the front axle is to be trailed turn ignition key to
position’1’to release steering lock.
2.Select neutral in main gearbox and transfer box.
CAUTION: The steering wheel and/or
linkage must be secured in a straight
ahead position. DO NOT use the steering
lock mechanism for this purpose.
TRANSPORTING THE VEHICLE BY TRAILER
Lashing/towing eyes are provided on front and rear of
the chassis side members, see J6085, to facilitate the
securing of the vehicle to a trailer or other means of
transportation.
CAUTION: Underbody components must
not be used as lashing points.
Install vehicle on trailer and apply park brake. Select
neutral in main gearbox.
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Page 19 of 667

01INTRODUCTION
12
INFORMATION LOCATION OF IDENTIFICATION NUMBERS
Engine serial number - Td5 Engine
The Td5 engine number is stamped on the LH side of
the cylinder block, below the exhaust manifold.Main gearbox R380 serial number
Stamped on a cast pad on the bottom RH side of the
gearbox.
Transfer gearbox LT230 serial number
The serial number is stamped on the LH side of the
gearbox casing below the mainshaft rear bearing
housing adjacent to the bottom cover.
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Page 24 of 667

GENERAL SPECIFICATION DATA
1
INFORMATION ENGINE - Td5
Type 2.5 litre in-line direct injection Diesel, turbocharged.................................................................................
and intercooled
Number of cylinders 5 in-line, No. 1 cylinder at front of engine.........................................................
Bore 84.450 mm (3.3248 in).................................................................................
Stroke 88.950 mm (3.5020 in)...............................................................................
Capacity 2498 cm
3(152.5 in3) ...........................................................................
Firing order 1 - 2 - 4 - 5 - 3.......................................................................
Compression ratio 19.5:1............................................................
Direction of rotation Clockwise viewed from the front of the engine...........................................................
Dimensions
Length 766 mm (30.1 in).....................................................................
Width 708 mm (27.8 in).......................................................................
Height 788 mm (31.0 in)......................................................................
Emissions standard :-
Engine Serial No. Prefixes 10P to 14P - EU2 Model ECD 2........
Engine Serial No. Prefixes 15P to 19P - EU3 Model ECD 3........
Lubrication
Type Wet sump, pressure fed.................................................................................
Pump type Eccentric rotor, crankshaft driven integral with stiffener........................................................................
plate.
Filter type:
Primary Centrifuge filter....................................................................
Secondary Disposable canister with full flow by-pass...............................................................
Pressure at idle (cold) 3.0 bar (43.5 lbf.in
2) ......................................................
Pressure at 3500 rev/min (hot) 1.5 - 3.0 bar (21.75 - 43.5 lbf.in2) .........................................
Relief valve opening pressure 4.0 bar (58 lbf.in2) ..........................................
Low oil pressure switch opening pressure 0.2 - 0.6 bar (3.0 - 8.8 lbf.in2) .......................
Crankshaft
Main bearing journal diameter 61.9875 - 62.0125 mm..........................................
Crankpin journal diameter 53.99 - 54.01 mm................................................
Crankshaft end float 0.020 - 0.250 mm.........................................................
Main bearings
Number and type 6 half shells (5 main, 1 thrust)..............................................................
Pistons
Type Graphite compound skirt with combustion chamber in.................................................................................
crown.
Clearance in cylinder bore 0.172 - 0.206 mm (measured at bottom of skirt, 90°to ...............................................
gudgeon pin)
Diameter 84.270 - 85.254 mm (measured 90°to gudgeon pin, ..........................................................................
and 40.00 mm from bottom of skirt.)
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Page 27 of 667

04GENERAL SPECIFICATION DATA
4
INFORMATION TRANSMISSION - Td5
Main gearbox
Type R380 Single helical constant mesh.......................................................................
Speeds 5 forward, 1 reverse, all synchromesh.............................................................................
Transfer box
Type LT230TE Two speed reduction on main gearbox output. Front.................................................................
and rear drive permanently engaged via a lockable
differential
Rear axle
Type Spiral bevel, fully floating shafts.................................................................................
Ratio 3.54:1.................................................................................
Front axle
Type Spiral bevel, enclosed constant velocity joints, fully.................................................................................
floating shafts, 32°angularity of universal joint on full
lock
Ratio 3.54:1.................................................................................
Propeller shafts
Type, front and rear Tubular 51 mm dia...........................................................
Universal joints Open type Hookes O3EHD.................................................................
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Page 28 of 667

GENERAL SPECIFICATION DATA
5
INFORMATION STEERING
Power steering box
Make/type Adwest Varamatic - worm and roller box........................................................................
Ratio Variable: straight ahead 19.3:1 on lock 14.3:1.................................................................................
Steering wheel turns, lock-to-lock 3.375....................................
Steering pump
Make/type Hobourn-Eaton series 500........................................................................
Steering geometry
Steering wheel diameter 412 mm (16.22 in)..................................................
Toe-out measurement 0 to 2 mm toe out......................................................
Toe-out included angle 0°to 0°20’ .....................................................
Camber angle 0°* ..................................................................
Castor angle 3°* .....................................................................
Swivel pin inclination static 7°* ...............................................
* Check with vehicle on level ground, in unladen
condition and five gallons of fuel. Rock the front of the
vehicle up and down to allow it to take up a normal
static position.
Turning circle between kerbs
90 models:
265/75 x 16 tyres 12,65 m (41.5 ft)..............................................................
All other tyres 11,70 m (38.4 ft)...................................................................
110 models:
750 x 16 tyres 13,41 m (44 ft)..................................................................
130 models:
750 x 16 tyres 15,24 m (50 ft)..................................................................
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Page 30 of 667

GENERAL SPECIFICATION DATA
7
INFORMATION SHOCK ABSORBERS
Type Telescopic, double-acting non-adjustable.................................................................................
Bore diameter 35.47mm...................................................................
BRAKES
Front brake
Caliper AP Lockheed, four opposed pistons..............................................................................
Operation Hydraulic, self adjusting.........................................................................
Disc 90 - Solid, outboard, 110/130 - Ventilated, outboard..................................................................................
Disc diameter 298 mm (11.73 in)...................................................................
Disc thickness 90 - 14,1 mm (0.56in), 110/130 - 24mm (0.95 in)..................................................................
Wear limit 1 mm (0.04in) per side of disc.........................................................................
Disc run-out maximum 0,15mm (0.006 in).....................................................
Pad area 58 cm
2(9.0 in2) ..........................................................................
Total swept area 801,3 cm2(124.2 in2) ...............................................................
Pad material Ferodo 3440 non asbestos.....................................................................
Pad minimum thickness 3 mm (0.12in)...................................................
Rear brake
Caliper AP Lockheed opposed piston..............................................................................
Operation Hydraulic, self adjusting.........................................................................
Disc Solid, outboard..................................................................................
Disc diameter 90 - 290 mm (11.42 in), 110/130 - 298 mm (11.73)...................................................................
Disc thickness 90 - 12,5 mm (0.49 in), 110/130 - 14,1 mm (0.56 in)..................................................................
Wear limit 90 - 0,38 mm (0.015 in), 110/130 - 1,0 mm (0.04 in).........................................................................
per side of disc
Disc run-out maximum 0,15 mm (0.006 in).....................................................
Pad area 90 - 30,5 cm
2(4.37 in2), 110/130 - 36,2 cm2(5.61 in2) ..........................................................................
Total swept area 90 - 694 cm2(106.98 in2) ...............................................................
Pad material Ferodo 3440 non asbestos.....................................................................
Pad minimum thickness UP TO 02MY - 3 mm (0.12 in)...................................................
Pad minimum thickness From 02MY - 2 mm (0.08 in)...................................................
Parking brake
Type Mechanical, cable operated drum brake on the rear of.................................................................................
the transfer gearbox output shaft
Drum internal diameter 254 mm (10.0 in).....................................................
Width 70 mm (2.75 in)................................................................................
Pad material Ferodo 3611 non asbestos.....................................................................
Servo/master cylinder
Manufacturer Lucas....................................................................
Servo type LSC 80........................................................................
Master cylinder type 25,4 mm (1.0 in) diameter, tandem.........................................................
Pressure reducing valve, failure conscious Cut-in pressure, 90 - 24 bar (360 Ibf/in
2) ratio 4.0:1, ......................
110 - 43 bar (645 Ibf/in2) ratio 2.9:1*
NOTE: * Pressure reducing valves are not fitted to all 110 specifications.
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Page 42 of 667

07 - GENERAL FITTING REMINDERS
CONTENTS
Page
INFORMATION
GENERAL FITTING REMINDERS 1.......................................................................
PRECAUTIONS AGAINST DAMAGE 1..................................................................
SAFETY PRECAUTIONS 1....................................................................................
PREPARATION 2....................................................................................................
DISMANTLING 2.....................................................................................................
INSPECTION-GENERAL 2.....................................................................................
BALL AND ROLLER BEARINGS 3.........................................................................
OIL SEALS 4...........................................................................................................
JOINTS AND JOINT FACES 5................................................................................
FLEXIBLE HYDRAULIC PIPES, HOSES 5.............................................................
FUEL SYSTEM HOSES 6.......................................................................................
METRIC BOLT IDENTIFICATION 6........................................................................
METRIC NUT IDENTIFICATION 6..........................................................................
KEYS AND KEYWAYS 6........................................................................................
TAB WASHERS 6...................................................................................................
COTTER PINS 7.....................................................................................................
NUTS7 ...................................................................................................................
LOCKING WIRE 7...................................................................................................
SCREW THREADS 7..............................................................................................
UNIFIED THREAD IDENTIFICATION 7..................................................................
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Page 45 of 667

07GENERAL FITTING REMINDERS
2
INFORMATION PREPARATION
1.Clean components and surrounding area prior to
removal.
2.Blank off any openings exposed by component
removal using greaseproof paper and masking
tape.
3.Immediately seal fuel, oil or hydraulic lines when
separated, using plastic caps or plugs, to
prevent loss of fluid and entry of dirt.
4.Close open ends of oilways, exposed by
component removal, with tapered hardwood
plugs or readily visible plastic plugs.
5.Immediately a component is removed, place it in
a suitable container; use a separate container for
each component and its associated parts.
6.Before dismantling a component, clean it
thoroughly with a recommended cleaning agent;
check that agent is suitable for all materials of
component.
7.Clean bench and provide marking materials,
labels, containers and locking wire before
dismantling a component.
DISMANTLING
1.Observe scrupulous cleanliness when
dismantling components, particularly when
brake, fuel or hydraulic system parts are being
worked on. A particle of dirt or a cloth fragment
could cause a dangerous malfunction if trapped
in these systems.
2.Blow out all tapped holes, crevices, oilways and
fluid passages with an air line. Ensure that any
O-rings used for sealing are correctly replaced or
renewed, if disturbed.
3.Use marking ink to identify mating parts, to
ensure correct reassembly. If a centre punch or
scriber is used they may initiate cracks or
distortion of components.
4.Wire together mating parts where necessary to
prevent accidental interchange (e.g. roller
bearing components).
5.Wire labels on to all parts which are to be
renewed, and to parts requiring further
inspection before being passed for reassembly;
place these parts in separate containers from
those containing parts for rebuild.
6.Do not discard a part due for renewal until it has
been compared with the new part, to ensure that
its correct replacement has been obtained.INSPECTION-GENERAL
1.Never inspect a component for wear or
dimensional check unless it is absolutely clean;
a slight smear of grease can conceal an incipient
failure.
2.When a component is to be checked
dimensionally against figures quoted for it, use
correct equipment (surface plates, micrometers,
dial gauges, etc.) in serviceable condition.
Makeshift checking equipment can be
dangerous.
3.Reject a component if its dimensions are outside
limits quoted, or if damage is apparent. A part
may, however, be refitted if its critical dimension
is exactly limit size, and is otherwise satisfactory.
4.Use’Plastigauge’12 Type PG-1 for checking
bearing surface clearances. Directions for its
use, and a scale giving bearing clearances in
0,0025 mm steps are provided with it.
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Page 49 of 667

07GENERAL FITTING REMINDERS
6
INFORMATION FUEL SYSTEM HOSES
CAUTION: All fuel hoses are made up of
two laminations, an armoured rubber outer
sleeve and an inner viton core. If any of
the fuel system hoses have been disconnected, it
is imperative that the internal bore is inspected to
ensure that the viton lining has not become
separated from the amoured outer sleeve. A new
hose must be fitted if separation is evident.
METRIC BOLT IDENTIFICATION
1.An ISO metric bolt or screw, made of steel and
larger than 6 mm in diameter can be identified by
either of the symbols ISO M or M embossed or
indented on top of the head.
2.In addition to marks to identify the manufacture,
the head is also marked with symbols to indicate
the strength grade, e.g. 8.8, 12.9 or 14.9, where
the first figure gives the minimum tensile
strength of the bolt material in tens of kgf/mm
2.
3.Zinc plated ISO metric bolts and nuts are
chromate passivated, a gold-bronze colour.METRIC NUT IDENTIFICATION
1.A nut with an ISO metric thread is marked on
one face or on one of the flats of the hexagon
with the strength grade symbol 8, 12 or 14.
Some nuts with a strength 4, 5 or 6 are also
marked and some have the metric symbol M on
the flat opposite the strength grade marking.
2.A clock face system is used as an alternative
method of indicating the strength grade. The
external chamfers or a face of the nut is marked
in a position relative to the appropriate hour
mark on a clock face to indicate the strength
grade.
3.A dot is used to locate the 12 O’clock position
and a dash to indicate the strength grade. If the
grade is above 12, two dots identify the 12
O’clock position.
KEYS AND KEYWAYS
1.Remove burrs from edges of keyways with a fine
file and clean thoroughly before attempting to
refit key.
2.Clean and inspect key closely; keys are suitable
for refitting only if indistinguishable from new, as
any indentation may indicate the onset of wear.
TAB WASHERS
1.Fit new washers in all places where they are
used. Always fit a new tab washer.
2.Ensure that the new tab washer is of the same
design as that replaced.
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