1999 LAND ROVER DISCOVERY engine oil

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Page 383 of 1529

LAND ROVER DISCOVERY 1999  Workshop Manual ENGINE MANAGEMENT SYSTEM - V8
18-2-84 REPAIRS
Sensor - radiator temperature  
$% 18.30.20
Remove
1.Disconnect battery earth lead. 
2.Position container to collect coolant spillage.
3.Disconnect multip

Page 391 of 1529

LAND ROVER DISCOVERY 1999  Workshop Manual ENGINE MANAGEMENT SYSTEM - V8
18-2-92 REPAIRS
Valve - idle air control (IACV)  
$% 19.22.54 
Remove
1.Disconnect multiplug from IACV. 
2.Loosen 2 clips securing air hoses and release 
hoses. 
3.Remove

Page 392 of 1529

LAND ROVER DISCOVERY 1999  Workshop Manual ENGINE MANAGEMENT SYSTEM - V8
REPAIRS 18-2-93
6.Remove 4 bolts securing fuel rail to  inlet 
manifold. 
7.Release injectors from inlet manifold  and 
remove fuel rail and injectors. 
8.Release spring

Page 418 of 1529

LAND ROVER DISCOVERY 1999  Workshop Manual COOLING SYSTEM - V8
DESCRIPTION AND OPERATION 26-2-3
1Heater matrix
2Heater return hose
3Heater inlet hose
4Heater inlet pipe
5Throttle housing
6Connecting hose
7Throttle housing inlet hose
8Throttle

Page 421 of 1529

LAND ROVER DISCOVERY 1999  Workshop Manual COOLING SYSTEM - V8
26-2-6 DESCRIPTION AND OPERATION
Description
General
The cooling system used on the V8 engine is a pressure relief by-pass type system which allows coolant to circulate 
around the

Page 422 of 1529

LAND ROVER DISCOVERY 1999  Workshop Manual COOLING SYSTEM - V8
DESCRIPTION AND OPERATION 26-2-7
Inlet manifold - Cooling connections
Coolant leaves the cylinder block via an outlet pipe attached to the front of the air intake manifold. The pip

Page 424 of 1529

LAND ROVER DISCOVERY 1999  Workshop Manual COOLING SYSTEM - V8
DESCRIPTION AND OPERATION 26-2-9
Viscous fan
1Coolant pump pulley drive attachment
2Fan blades3Bi-metallic coil
4Body
The viscous fan provides a means of controlling the speed of t

Page 426 of 1529

LAND ROVER DISCOVERY 1999  Workshop Manual COOLING SYSTEM - V8
DESCRIPTION AND OPERATION 26-2-11
Viscous fan operation
A = Cold, B = Hot
1Drive plate
2Fan body
3Clearance
4Valve plate
5Valve
6Bi-metallic coil7Fluid seals
8Ball race
9Fluid cham