1999 LAND ROVER DISCOVERY ECU

WIPERS AND WASHERS
84-24 REPAIRS
Pump - washer - screen and headlamp
$% 84.10.21
The following procedure also covers removal of the
rear screen washer pump and the headlamp washer
pump.
Remove
1. Headlamp washer pump: Remove front
bumper.

+ EXTERIOR FITTINGS, REPAIRS,
Bumper assembly - front.
2. Front and rear screen washer pumps:
Remove 7 screws securing LH front wheel arch
liner extension to liner and bumper valance and
remove liner extension.
3.Position container under washer reservoir to
collect fluid spillage. 4.Disconnect multiplug from washer pump.
5.Release clip and disconnect washer hose from
washer pump.
6.Remove washer pump from reservoir and
remove and discard pump seal.
Refit
1.Use a new seal and fit pump to reservoir.
2.Connect hose to pump and secure with clip.
3.Connect multiplug to pump.
4. Front and rear screen washer pumps:Fit
wheel arch liner extension, secure to bumper
valance and liner with screws.
5. Headlamp washer pump:Fit front bumper.

+ EXTERIOR FITTINGS, REPAIRS,
Bumper assembly - front.
6.Fill reservoir with washer fluid.

WIPERS AND WASHERS
REPAIRS 84-25
Motor and linkage - wiper - windscreen
$% 84.15.11
Remove
1.Remove plenum air intake.

+ HEATING AND VENTILATION,
REPAIRS, Plenum Air Intake.
2.Remove 4 nuts and one bolt securing motor
mounting plate to body.
3.Remove nut and bolt securing linkage to body.
4.Release motor and linkage from body and
disconnect multiplug from windscreen wiper
motor.
5.Remove motor and linkage. 6.Remove nut securing linkage connecting rod to
wiper motor spindle.
7.Release link from motor spindle.
8.Remove 3 bolts securing motor to mounting
plate and remove motor.
Refit
1.Fit new wiper motor to mounting plate and
secure with bolts.
2.Connect link to motor spindle and tighten nut to
7 Nm (5.2 lbf.ft).
3.Fit motor and linkage to body, connect
multiplug. Tighten all fixings to 2.5 Nm (1.8
lbf.ft).
4.Fit plenum air intake.

+ HEATING AND VENTILATION,
REPAIRS, Plenum Air Intake.

WIPERS AND WASHERS
84-26 REPAIRS
Switch - wiper and washer - windscreen
$% 84.15.34
WARNING: It is imperative that before any work
is undertaken on the SRS system the appropriate
information is read thoroughly.
Remove
1.Remove rotary coupler.

+ RESTRAINT SYSTEMS, REPAIRS,
Rotary coupler.
2.Release passive coil from steering column lock
and lower the coil without disconnecting the
harness.
3.Release front wiper delay multiplug from
column switch mounting bracket and
disconnect from harness.
4.Disconnect harness multiplug from wiper
switch.
5.Remove 2 screws securing switch, carefully
raise edge of switch bracket to clear location
peg and remove switch. Refit
1.Fit new switch to bracket and secure with
screws.
2.Connect harness multiplug to switch.
3.Connect front wiper delay multiplug and fit
multiplug to switch bracket.
4.Fit passive coil to column lock.
5.Fit rotary coupler.

+ RESTRAINT SYSTEMS, REPAIRS,
Rotary coupler.

WIPERS AND WASHERS
REPAIRS 84-27
Jet - washer - headlamp
$% 84.20.08
The procedure to remove the headlamp washer jet
on 03MY vehicles is detailed in the front bumper
finisher job.

+ EXTERIOR FITTINGS, REPAIRS, Trim
finisher - bumper - front - from 03MY.
Remove
1.Remove retaining screw cover from jet
housing.
2.Remove screw securing jet to bumper.
3.Release jet and withdraw sufficiently to gain
access to washer tube. Disconnect tube from
jet and remove jet.
Refit
1.Connect jet to washer tube, ensuring it is
pushed fully home.
2.Locate jet in bumper, retain with screw and fit
screw cover.
Jet - washer - rear screen
$% 84.30.09
Remove
1.Remove spare wheel.
2.Remove rear screen wiper blade.
3.Release washer jet and washer jet tube from
wiper arm.
4.Release washer jet from washer jet tube and
remove jet.
Refit
1.Fit new washer jet to washer jet tube and fit to
wiper arm.
2.Fit rear screen wiper blade.
3.Fit spare wheel.

WIPERS AND WASHERS
REPAIRS 84-29
Motor - wiper - rear screen
$% 84.35.12
Remove
1.Remove spare wheel from taildoor.
2.Remove tail door trim casing.

+ DOORS, REPAIRS, Trim casing - tail
door.
3.Remove tail door water shedder.
4.Disconnect washer tube
5.Raise nut cover, remove nut and release wiper
arm.
6.Remove spindle nut and flat washer and
discard rubber seal.
7.Disconnect taildoor harness multiplug from
wiper motor.
8.Remove 2 bolts securing wiper motor to tail
door.
9.Remove wiper motor. Refit
1.Position wiper motor to door and secure with
bolts.
2.Connect tail door harness multiplug to wiper
motor.
3.Fit rubber seal, flat washer and spindle nut.
Tighten spindle nut to 3 Nm (2.2 lbf.ft).
4.Position wiper arm to tail door and connect
washer tube.
5.Tighten wiper arm nut to 20 Nm (15 lbf.ft) and
fit nut cover.
6.Fit tail door water shedder.
7.Fit tail door trim casing.

+ DOORS, REPAIRS, Trim casing - tail
door.
8.Fit spare wheel to tail door.

WIPERS AND WASHERS
84-30 REPAIRS
Switch - wiper - rear - up to 03MY
$% 84.35.33
Remove
1.Carefully remove switch from instrument cowl.
2.Disconnect multiplug and remove switch.
Refit
1.Position new switch and connect multiplug.
2.Carefully push switch into instrument cowl.
Switch - wiper - rear - from 03MY
$% 843533
Remove
1.Remove 2 screws securing instrument cowl to
fascia and release the cowl from the retaining
clips.
2.Disconnect multiplug from the rear wiper
switch.
3.Remove the rear wiper switch from the
instrument cowl.
Refit
1.Fit and secure the rear wiper switch to the
instrument cowl and connect the multiplug.
2.Fit the instrument cowl to the fascia and secure
with screws.

CHARGING AND STARTING
REPAIRS 86-1-1
CHARGING AND STARTING REPAIRS
Alternator - diesel
$% 86.10.02
Remove
1.Remove auxiliary drive belt.

+ CHARGING AND STARTING,
REPAIRS, Belt - auxiliary drive.
2.Release cover and remove nut securing lead
to alternator.
3.Disconnect alternator multiplug.
4.Remove bolt (LH thread) and remove auxiliary
drive belt tensioner. 5.Remove bolt securing support stay to
alternator.
6.Release clip and disconnect oil drain hose from
vacuum pump.
7.Disconnect vacuum pump oil supply pipe from
cylinder head and discard 'O' ring.
8.Remove bolt securing alternator and release
from mounting bracket.
9.Disconnect vacuum hose from vacuum pump.
10.Remove alternator. Take care not to damage
radiator cooling fins.
11.Remove 4 bolts, and remove vacuum pump
from alternator.
CAUTION: Always fit plugs to open
connections to prevent contamination.

CHARGING AND STARTING
86-1-2 REPAIRS
Refit
1.Clean mating faces of alternator and vacuum
pump.
2.Fit vacuum pump to alternator and tighten
bolts to 8 Nm (6 lbf.ft).
3.Position alternator to engine and connect
multiplug.
4.Connect vacuum hose and oil drain hose to
vacuum pump and secure clips.
5.With assistance align alternator to mounting
bracket and fit but do not tighten bolt.
6.Fit bolt securing support stay to alternator and
tighten to 25 Nm (18 lbf.ft) .
7.Tighten bolt securing alternator to mounting
bracket to 45 Nm (33 lbf.ft).
8.Using new 'O' ring, connect oil supply pipe to
cylinder head and tighten to 10 Nm (7 lbf.ft).
9.Connect lead to alternator and tighten nut to 6
Nm (4.4 lbf.ft).
10.Fit auxiliary drive belt tensioner and tighten bolt
to 50 Nm (37 lbf.ft).
11.Fit auxiliary drive belt.

+ CHARGING AND STARTING,
REPAIRS, Belt - auxiliary drive.