ECU LAND ROVER DISCOVERY 1995 Workshop Manual

57STEERING
16
REPAIR
7.Remove bulb holder from steering column lock
shroud.
8.Tap head of shear bolts anti-clockwise to release
them.
9.Remove and discard shear bolts.
10.Detach saddle.
11.Remove steering column lock assembly.
Refit
12.Position steering lock saddle on column, locating
spigot in hole provided.
13.Place lower lock assembly into column.
14.Fit but do not fully tighten new shear bolts.
15.Connect multiplugs.
16.Insert bulb holder into steering column lock
shroud.
17.Reconnect battery negative lead.
18.Check steering column lock for correct
operation, tighten shear bolts until heads shear
off.
19.Fit steering column shroud.
See Steering
Column Shroud
20.If fitted - fit knee bolster, fit and tighten screws.
21.Raise driver's access panel, secure turnbuckles.DROP ARM
Service repair no - 57.50.14
Remove
1.Place vehicle on a hoist, or support front axle on
axle stands.
2.Disconnect drag link ball joint from drop arm,
using extractor LRT-57-018.

STEERING
17
REPAIR 3.Bend back tabs on locking washer and remove
drop arm using extractor LRT-57-012. Loosen
drop arm securing nut, but do not remove before
using extractor.
4.Remove nut, discard locking washer.
Refit
5.Centralise steering box.
See Adjustment,
Centralise Steering Box
6.Fit drop arm, align master splines.
7.Fit a new tab washer and drop arm fixing nut.
Tighten to
176 Nm,bend over tab.
8.Fit drag link. Tighten ball joint nut
40 Nm.
STEERING DAMPER
Service repair no - 57.55.21
Remove
1.Site vehicle on a ramp [hoist].
2.Remove fixings at differential case bracket.
3.Remove fixings at track rod bracket.
4.Remove steering damper.
Refit
5.Reverse removal procedure. 1 to 4.

STEERING
1
OVERHAUL POWER STEERING BOX
Service repair no - 57.10.07
Overhaul
NOTE: Overhaul of steering box should
not be carried out during the warranty
period.
WARNING: Wear safety glasses while
removing and refitting circlips and
retaining ring.
CAUTION: Absolute cleanliness is
essential when overhauling power steering
box.
1.Remove steering box from vehicle.See Repair,
Power Steering Box
Remove drop arm using extractor LRT-57-012.
Loosen drop arm securing nut, but do not
remove before using extractor. Remove dirt
excluder from output shaft.
2.Drain oil, remove blanking plugs and bleed
screw. Hold steering box over suitable container,
turn input shaft from lock to lock, until oil is
drained. Refit bleed screw.
3.Rotate retainer ring until one end is 12 mm from
extractor hole. Using a drift through hole in
cylinder, lift retaining ring from groove in cylinder
bore.
4.Remove retainer ring, using a screwdriver.
5.Turn input shaft (left lock on left hand drive, right
lock on right hand drive) until piston pushes out
cover. Turn input shaft fully in opposite direction,
applying pressure to piston.
6.Remove set screw retaining rack pad adjuster.
7.Remove rack adjuster and pad.
8.Remove sector shaft adjuster locknut.
9.Remove four bolts from sector shaft cover.
10.Screw in sector shaft adjuster until cover is
removed.
NOTE: Sealant is applied to hexagon
socket to 'tamperproof' sector shaft
adjuster
11.Slide out sector shaft.

STEERING
9
OVERHAUL Input shaft oil seal
92.Fit seal, lip side first, into housing. Use seal
saver LRT-57-016 and seal installer
LRT-57-026. Note that seal is fitted to a depth of
4.75 - 5.00 mm from face of box.
93.Secure seal with circlip.
94.Smear inner lip of dirt excluder with PTFE
grease. Fit dirt excluder using LRT-57-027.
When fitted correctly outer shoulder of excluder
is 4.00 - 4.50 mm from face of box, dimension X
in RR3941M.
95.Remove drop arm. Smear inner lip of dirt
excluder with PTFE grease and refit, ensuring
outer lip is flush with casing.
96.With input shaft on centre, line up centralising
holes in drop arm and steering box see inset in
RR3940M. Fit drop arm to steering box using a
new tab washer. Tighten to
176 Nm,bend over
tab.
97.Fit steering box.See Repair, Power Steering
Box

FRONT SUSPENSION
3
REPAIR 7.Withdraw lower seating washer, rubber bush and
cupwasher.
8.Remove fixings, shock absorber to mounting
bracket.
9.Withdraw mounting bracket.
10.Lift off top seating washer, rubber bush and
cupwasher.
Refit
11.Reverse removal procedure. 1 to 10.FRONT ROAD SPRING
Service repair no - 60.20.11.
Remove
1.Remove front shock absorber.
See Front
Shock Absorber
CAUTION: Avoid over stretching brake
hoses. If necessary loosen hose connector
locknuts to allow hoses to follow axle.
2.Lower axle sufficient to free road spring.
3.Withdraw road spring.
4.Withdraw shock absorber bracket securing ring.
Refit
5.Fit shock absorber bracket retaining ring. Retain
in position with a nut.
6.Reverse 2 and 3.
7.Remove nut retaining securing ring.
8.Fit front shock absorber.

60FRONT SUSPENSION
4
REPAIR BUMP STOP
Service repair no - 60.30.10.
Remove
1.Remove fixings.
2.Remove bump stop.
Refit
3.Position bolts in slots in chassis brackets.
4.Fit bump stop, secure with washers and nuts.

FRONT SUSPENSION
5
REPAIR ANTI-ROLL[SWAY] BAR ASSEMBLY FRONT
Service repair no - 60.10.01
KEY
1. Anti-roll[sway] bar
2. Rubber bush
3. Strap
4. Nut, bolt, washer5. Nut and washer
6. Castellated nut and cotter pin
7. Ball joint link arm
Remove
1.Mark for reassembly position of rubber bushes
on anti- roll[sway] bar.
2.Remove four nuts, bolts and washers securing
two bush straps.
3.Remove nuts, bolts, washers and rubber bushes
from ball joint links and remove anti-roll[sway]
bar.Refit
4.Position bushes on anti-roll[sway] bar. Ensure
split points towards axle on RH bush and away
from axle on LH bush.
5.Fit anti-roll[sway] bar with two straps. To ensure
correct fit angled sides of bar should point down
as shown. Loosely fit the bolts, washers and
nyloc nuts.
6.Fit bolt, washers and rubber bushes. Using new
nuts fit anti-roll[sway] bar to ball joint links.
Tighten to
68Nm.
7.Tighten nuts securing straps to30Nm

60FRONT SUSPENSION
6
REPAIR ANTI-ROLL[SWAY] BAR BALL JOINT LINKS
Service repair no - 60.10.04.
Remove
1.Remove two nuts, bolts, washers and rubber
bushes from ball joint links.
2.Remove cotter pin and loosen castellated nut a
few turns.
3.Release ball joint using special tool 18G 1063A
as shown.
4.Remove castellated nut and ball joint link.
Refit
5.Fit ball joint link and castellated nut. Ensure ball
joint link arm points up. Tighten to
40Nmand fit
new cotter pin.
6.Align anti-roll bar to ball joint links.
7.Fit bolts, washers and rubber bushes using new
self locking nuts secure anti-roll[sway] bar to ball
joint links. Tighten to
68Nm.

FRONT SUSPENSION
1
SPECIFICATIONS, TORQUE TORQUE VALUES
NOTE: Torque wrenches should be regularly checked for accuracy to ensure that all fixings are
tightened to the correct torque.
Nm
Anti-roll[sway] bar front
- Strap nyloc nuts 30..............................................................................
- Ball link self lock nut 68........................................................................
- Castellated nut 40................................................................................
Drag link to axle 40.........................................................................................
Securing ring for mounting turret 14...............................................................
Radius arm to chassis 176...............................................................................
Panhard rod mounting arm to chassis 88.......................................................
Panhard rod to axle 88....................................................................................
Panhard rod to mounting bracket 88...............................................................
Tie bar to Panhard rod 110..............................................................................
Radius arm to axle (front only) 197..................................................................
Torque values below are for all screws and bolts used except for those that are specified otherwise.
METRIC Nm
M5 6...........................................................................
M6 9...........................................................................
M8 25...........................................................................
M10 45.........................................................................
M12 90.........................................................................
M14 105.........................................................................
M16 180.........................................................................
UNC / UNF
1/4 9...........................................................................
5/16 24.........................................................................
3/8 39...........................................................................
7/16 78.........................................................................
1/2 90...........................................................................
5/8 136...........................................................................

REAR SUSPENSION
1
DESCRIPTION AND OPERATION AXLE LOCATION
Longitudinal location of the rear axle is by solid round section steel link arms and a forged "A" frame, upper link
assembly, which is secured to a chassis cross member and provides transverse control. Long travel coil springs
and hydraulic shock absorbers provide the springing for each wheel.
Rear axle suspension
1. "A" frame, upper link assembly - transverse location
2. Lower link assembly - longitudinal location
3. Coil springs
4. Shock absorber