1999 LAND ROVER DISCOVERY ECU

BRAKES
REPAIRS 70-49
Modulator unit - ABS
$% 70.65.49
Remove
1.Position cloth under modulator to absorb fluid
spillage.
CAUTION: Brake fluid will damage paint
finished surfaces. If spilled, immediately
remove fluid and clean area with water.
2.Disconnect 3 multiplugs from ABS modulator.
3.Disconnect 2 inlet brake pipe unions from pump
side of modulator.
CAUTION: Always fit plugs to open
connections to prevent contamination.
4.Disconnect 4 outlet brake pipe unions from top
of modulator.
CAUTION: Always fit plugs to open
connections to prevent contamination.
5.Loosen 3 nuts securing modulator to mounting
bracket.
6.Release and remove modulator from mounting
bracket.
7.Remove 3 mounting rubbers from modulator. Refit
1.Position mounting rubbers to modulator.
2.Position modulator to mounting bracket,
tighten nuts to 9 Nm (7 lbf.ft).
3.Clean brake pipe unions.
4.Connect brake pipe unions to modulator
ensuring pipes are connected to their correct
ports.
5.Tighten 13 mm unions to 22 Nm (16 lbf.ft) and
11 mm unions to 14 Nm (10 lbf.ft).
6.Connect multiplugs to modulator.
7.Bleed brakes.

+ BRAKES, ADJUSTMENTS, Brake
system bleeding.
8.To ensure correct operation, the ABS system
MUST be tested using TestBook.

BRAKES
70-50 REPAIRS
Switch - Hill descent control
$% 70.70.11
Remove
1.Carefully remove switch.
2.Disconnect multiplug from switch.
3.Remove switch.
Refit
1.Connect multiplug switch.
2.Position switch and push to secure.
Switch - handbrake
$% 86.65.45
Remove
1.Remove centre console.

+ INTERIOR TRIM COMPONENTS,
REPAIRS, Console - centre - automatic
models.

+ INTERIOR TRIM COMPONENTS,
REPAIRS, Console - centre - manual
models.
2.Disconnect Lucar from handbrake warning
switch.
3.Remove clip and clevis pin securing cable to
handbrake lever.
4.Remove 2 bolts and remove handbrake lever.
5.Remove 2 screws securing switch to
handbrake lever and remove switch.
Refit
1.Fit switch to handbrake lever and tighten
screws.
2.Position handbrake lever to floor and tighten
bolts to 22 Nm (16 lbf.ft).
3.Align cable to handbrake lever and fit clevis pin
and clip.
4.Connect Lucar to handbrake switch.
5.Fit centre console.

+ INTERIOR TRIM COMPONENTS,
REPAIRS, Console - centre - automatic
models.

+ INTERIOR TRIM COMPONENTS,
REPAIRS, Console - centre - manual
models.

RESTRAINT SYSTEMS
REPAIRS 75-13
REPAIRS
Seat belt - front
$% 76.73.13
Remove
1.Remove 'B' post lower trim casing.

+ INTERIOR TRIM COMPONENTS,
REPAIRS, Trim casing - lower - 'B' post.
2.Remove bolt securing seat belt to front seat.
3.Remove bolt securing seat belt reel to 'B' post.
4.Remove seat belt upper anchorage nut.
5.Remove seat belt.
Refit
1.Fit seat belt upper anchorage and tighten nut to
32 Nm (24 lbf.ft).
2.Fit seat belt reel to 'B' post and tighten bolt to 50
Nm (37 lbf.ft).
3.Fit seat belt to front seat and tighten bolt to 32
Nm (24 lbf.ft).
4.Fit 'B' post lower trim casing.

+ INTERIOR TRIM COMPONENTS,
REPAIRS, Trim casing - lower - 'B' post.
Seat belt - rear - centre
$% 76.73.20
Remove
1.Carefully pull front carpet away from RH rear
seat base to gain access to mounting brackets.
2.Remove 2 front Torx bolts securing RH rear
seat to floor.
3.Recline and fold RH rear seat.
4.Remove 2 rear Torx bolts securing RH rear
seat to floor.
5.Remove RH rear seat.

RESTRAINT SYSTEMS
75-14 REPAIRS
6.Remove 11 clips securing seat back finisher to
RH rear seats.
7.Remove seat back finisher.
8.Remove 15 clips securing seat base finisher to
RH rear seats.
9.Remove seat base finisher. 10.Remove bolt securing seat belt lower
anchorage to frame of RH rear seats.
11.Remove 2 screws securing guide cover to RH
rear seats
12.Remove guide cover.
13.Remove bolt securing seat belt reel to frame of
RH rear seats.
14.Remove seat belt.
Refit
1.Fit seat belt reel and tighten bolt to 32 Nm (24
lbf.ft).
2.Position seat belt through guide on top of RH
rear seats.
3.Fit seat belt lower anchorage to frame of seats
and tighten bolt to 32 Nm (24 lbf.ft).
4.Position guide cover to RH rear seats and
secure with screws.
5.Position seat base finisher to RH rear seats and
secure with clips.
6.Position seat back finisher to RH rear seats and
secure with clips.
7.Position RH rear seats and secure rear
mounting brackets to floor with Torx bolts
tightened to 45 Nm (33 lbf.ft).
8.Put RH rear seats in upright position and
secure front mounting brackets to floor with
Torx bolts tightened to 45 Nm (33 lbf.ft).
9.Position front carpet.

RESTRAINT SYSTEMS
REPAIRS 75-15
Seat belt - rear - side
$% 76.73.23
Remove
1.Remove 'D' post trim casing.

+ INTERIOR TRIM COMPONENTS,
REPAIRS, Trim casing - 'D' post.
2.Remove loadspace side trim casing.

+ INTERIOR TRIM COMPONENTS,
REPAIRS, Trim casing - side - loadspace.
3.Remove cap from seat belt lower anchorage
bolt.
4.Remove lower anchorage bolt.
5.Remove cover from seat belt upper anchorage
bolt.
6.Remove upper anchorage bolt.
7.Remove bolt securing seat belt reel to body.
8.Remove seat belt.
Refit
1.Fit seat belt reel to body and tighten bolt to 32
Nm (24 lbf.ft).
2.Fit seat belt upper anchorage to body and
tighten bolt to 50 Nm (37 lbf.ft).
3.Fit cover to upper anchorage bolt.
4.Fit seat belt lower anchorage to body and
tighten bolt to 32 Nm (24 lbf.ft).
5.Fit cap to lower anchorage bolt.
6.Fit loadspace side trim casing.

+ INTERIOR TRIM COMPONENTS,
REPAIRS, Trim casing - side - loadspace.
7.Fit 'D' post trim casing.

+ INTERIOR TRIM COMPONENTS,
REPAIRS, Trim casing - 'D' post.

RESTRAINT SYSTEMS
75-16 REPAIRS
Mounting - seat belt - 'B' post
$% 76.73.26
Remove
1.Release front door aperture seal from 'B' post.
2.Release rear door aperture seal from 'B' post.
3.Release clip securing upper 'B' post trim.
4.Remove 'B' post upper trim.
5.Remove nut securing seat belt upper
anchorage to mounting. 6.Remove 2 Torx bolts securing mounting to 'B'
post.
7.Remove mounting.
Refit
1.Fit mounting to 'B' post and tighten Torx bolts to
22 Nm (16 lbf.ft).
2.Fit seat belt upper anchorage to mounting and
tighten nut to 32 Nm (24 lbf.ft).
3.Secure trim casing to 'B' post with clip.
4.Fit front and rear door aperture seals to 'B'
post.

RESTRAINT SYSTEMS
REPAIRS 75-17
Seat belts - third row
$% 76.73.28/21
Remove
1.Remove 'D' post trim casing.

+ INTERIOR TRIM COMPONENTS,
REPAIRS, Trim casing - 'D' post.
2.Remove seat belt upper anchorage bolt and
collect spacer.
3.Release access panel from loadspace side trim
casing.
4.Remove access panel.
5.Remove bolt securing seat belt reel to body.
6.Remove cap from seat belt lower anchorage
bolt.
7.Remove lower anchorage bolt and collect
washers.
8.Remove seat belt.Refit
1.Fit seat belt lower anchorage to body and
tighten bolt to 32 Nm (24 lbf.ft). Fit cap to bolt.
2.Fit seat belt reel to body and tighten bolt to 50
Nm (37 lbf.ft).
3.Fit seat belt upper anchorage and tighten bolt
to 50 Nm (37 lbf.ft).
4.Fit access panel to luggage compartment side
trim casing.
5.Fit 'D' post trim casing.

+ INTERIOR TRIM COMPONENTS,
REPAIRS, Trim casing - 'D' post.

RESTRAINT SYSTEMS
75-18 REPAIRS
Pre-tensioner - front seat belt
$% 76.73.30
WARNING: It is imperative that before any work
is undertaken on the SRS system the appropriate
information is read thoroughly.
WARNING: Always disconnect both battery leads
before beginning work on the SRS system.
Disconnect the negative battery lead first. Never
reverse connect the battery.
Remove
1.Remove the key from the starter switch.
Disconnect both battery leads, negative lead
first. Wait ten minutes before starting work.
2.Remove front seat.

+ SEATS, REPAIRS, Seat - front.
3.Release cable tie securing pre-tensioner
harness to seat.
4.Remove Torx screw securing pre-tensioner to
seat.
5.Remove pre-tensioner.
WARNING: Store the airbag module or seat
belt pre-tensioner in a designated storage
area. If there is no designated storage area
available, store in the locked luggage
compartment/loadspace of the vehicle and
inform the workshop supervisor.Refit
1.Fit pre-tensioner to seat and tighten Torx bolt to
32 Nm (24 lbf.ft).
2.Secure harness to seat with new cable tie.
3.Fit front seat.

+ SEATS, REPAIRS, Seat - front.
4.Connect battery leads, earth lead last.