2002 LAND ROVER DISCOVERY cooling system - td5

ENGINE MANAGEMENT SYSTEM - TD5
REPAIRS 18-1-53
Element - fuel filter
$% 19.25.07
Remove
1.Release turnbuckles and remove battery cover.
2.Disconnect battery earth lead.
3.Raise rear of vehicle.
WARNING: Do not work on or under a
vehicle supported only by a jack. Always
support the vehicle on safety stands.
4.Clean area around fuel filter.
5.Disconnect multiplug from filter element.
6.Remove fuel filter element.
Refit
1.Clean fuel filter and mating face.
2.Fit new fuel filter element and connect
multiplug.
3.Remove stand(s) and lower vehicle.
4.Connect battery earth lead.
5.Fit battery cover and secure the fixings.
Cooler - fuel
$% 19.25.30
Remove
1.Remove 3 bolts and remove engine acoustic
cover.
2.Remove battery cover.
3.Disconnect battery earth lead.
4.Drain cooling system.

+ COOLING SYSTEM - Td5,
ADJUSTMENTS, Drain and refill.
5.Release 3 clips and disconnect 3 coolant hoses
from fuel cooler.
6.Release 2 fuel hoses from fuel cooler.
CAUTION: Always fit plugs to open
connections to prevent contamination.
7.Release vacuum pipe clip from fuel cooler.
8.Noting which bolts are removed from the upper
fixing holes, remove 4 bolts securing fuel cooler
to inlet manifold. Remove cooler.
Refit
1.Clean fuel hose connections.
2.Apply Loctite 242 to the two upper bolts.
3.Position fuel cooler to inlet manifold, fit bolts
and tighten the upper bolts to 18 Nm (13 lbf.ft)
and the lower bolts to 25 Nm (18 lbf.ft).
4.Connect fuel hoses to fuel cooler.
5.Connect coolant hoses to fuel cooler, secure
with clips.
6.Secure vacuum hose to fuel cooler.
7.Refill cooling system.

+ COOLING SYSTEM - Td5,
ADJUSTMENTS, Drain and refill.
8.Fit engine acoustic cover and secure with
fixings.
9.Connect battery earth lead.
10.Fit battery cover.

ENGINE MANAGEMENT SYSTEM - TD5
REPAIRS 18-1-55
Turbocharger
$% 19.42.01
Remove
1.Remove 3 bolts and remove engine acoustic
cover.
2.Release fixings and remove battery cover.
3.Disconnect battery earth lead.
4.Remove cooling fan cover.
5.Remove 3 bolts and remove exhaust manifold
heat shield.
6.Release clip and disconnect breather hose
from camshaft cover.
7.Release clip and disconnect vacuum hose from
turbocharger wastegate.
8.Loosen clips and release air intake and outlet
hoses from turbocharger. 9.Remove turbocharger oil feed banjo bolt and
discard sealing washers.
10.Remove 2 bolts and release turbocharger oil
drain pipe and discard gasket.
11.Remove 3 nuts and release exhaust front pipe
from turbocharger and discard gasket.
12.Remove 3 nuts securing turbocharger to
exhaust manifold.
13. Remove turbocharger and discard gasket.
Refit
1.Clean turbocharger and exhaust manifold
mating faces.
2.Using a new gasket, fit turbocharger to exhaust
manifold and tighten nuts to 30 Nm (22 lbf.ft).
3.Using new gasket, align exhaust front pipe and
tighten nuts to 30 Nm (22 lbf.ft).
4.Using new gasket, align turbocharger drain
pipe and tighten bolts to 9 Nm (7 lbf.ft).
5.Fit banjo bolt to oil feed pipe using new sealing
washers and tighten to 25 Nm (18 lbf.ft)..
6.Position air hoses to turbocharger and tighten
clips.
7.Position and secure breather hose to camshaft
cover.
8.Position and secure vacuum hose to
turbocharger wastegate.
9.Position exhaust manifold heat shield and
tighten M6 bolts to 9 Nm (7 lbf.ft) and M8 bolt to
25 Nm (18 lbf.ft).
10.Fit fan cowl and secure fixings.
11.Fit acoustic cover and secure the fixings.
12.Connect battery earth lead.
13.Fit battery cover and secure fixings.

ENGINE MANAGEMENT SYSTEM - TD5
18-1-56 REPAIRS
Intercooler
$% 19.42.15
Remove
1.Remove cooling fan and coupling.

+ COOLING SYSTEM - Td5, REPAIRS,
Fan - viscous.
2.Remove battery.
3.Remove vehicle jack from battery carrier.
4.Remove screw and release engine control
module (ECM) from battery carrier.
5.Remove 7 bolts and remove battery carrier. 6.Remove 2 screws and remove lower half of fan
cowl.
7.Remove front grille.

+ EXTERIOR FITTINGS, REPAIRS,
Grille - front - up to 03MY.
8.Remove 6 scrivets and remove LH and RH air
deflectors from front panel.

ENGINE MANAGEMENT SYSTEM - TD5
18-1-58 REPAIRS
3.Fit brackets with rubber mountings to
intercooler and fit and tighten screws securing
brackets to condenser.
4.Fit radiator upper mounting brackets and
tighten bolts.
5.Fit LH horn and secure with nut.
6.Connect inlet and outlet hoses to intercooler
and tighten clips.
7.Fit lower half of fan cowl and secure with
screws.
8.Fit LH and RH air deflectors to front panel and
secure with scrivets.
9.Fit front grille.
10.Fit battery carrier and secure with bolts.
11.Fit ECM and secure with screw.
12.Fit jack to battery carrier.
13.Fit battery.
14.Fit cooling fan and coupling.

+ COOLING SYSTEM - Td5, REPAIRS,
Fan - viscous.
Valve - solenoid boost control
$% 19.42.30
Remove
1.Loosen clip and release air intake hose from
MAF sensor.
2.Release clips and disconnect vacuum hoses
from solenoid valve.
3.Disconnect multiplug from solenoid valve.
4.Remove 2 bolts and remove solenoid valve.
Refit
1.Position solenoid valve and tighten bolts.
2.Connect multiplug to solenoid valve.
3.Connect vacuum hoses and secure with clips.
4.Position air intake hose to MAF sensor and
secure clip.

ENGINE MANAGEMENT SYSTEM - TD5
REPAIRS 18-1-61
Injectors
$% 19.60.12
Remove
1.Remove cooling fan.

+ COOLING SYSTEM - Td5, REPAIRS,
Fan - viscous.
2.Remove rocker shaft.

+ ENGINE - Td5, REPAIRS, Rocker
shaft assembly.
3.Position container to catch fuel spillage.
4.Disconnect quick release fuel hose connectors
from fuel connector block on cylinder head and
fuel cooler to drain fuel from cylinder head. 5.Disconnect 5 multiplugs from injectors.
6.Remove 5 Torx bolts securing injectors to
cylinder head.
7.Using LRT-12-154/1, remove injectors from
cylinder head. Collect retainers.
8.Using LRT-12-154/4, remove sealing washers
from injectors. Discard sealing washers.
9.Remove and discard 'O' rings from injectors.
10.Rotate engine manually until each cylinder
being worked on is at TDC, and remove excess
fuel from piston bowl using a syringe.

ENGINE MANAGEMENT SYSTEM - TD5
18-1-62 REPAIRS
Refit
1.Clean injector units and mating faces in
cylinder head.
2.Using LRT-12-154/2, fit a new 'O' ring to each
injector.
3.Using LRT-12-154/3, fit a new sealing washer
to each injector.
4.Fit retainer to injector. Carefully fit injector,
ensuring retainer is located on its dowel, and
tighten Torx bolt to 32 Nm (24 lbf.ft)
5.Connect multiplug to injector.
6.Repeat above operations for remaining
injectors.
7.Connect fuel hoses to connector block and fuel
cooler.
8.Programme new injectors using TestBook.
9.Fit rocker shaft.

+ ENGINE - Td5, REPAIRS, Rocker
shaft assembly.
10.Fit cooling fan.

+ COOLING SYSTEM - Td5, REPAIRS,
Fan - viscous.
Switch - cruise control (on/off)
$% 19.75.30
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.

COOLING SYSTEM - TD5
DESCRIPTION AND OPERATION 26-1-1
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COOLING SYSTEM - Td5 DESCRIPTION AND OPERAT ION

COOLING SYSTEM - TD5
26-1-2 DESCRIPTION AND OPERATION
Cooling system component layout
Inset A shows differences for Pre EU3 models