Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Infiniti QX4 R50 1997-1998.2001 Approved QX4-R50-2001 lc
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ENGINE LUBRICATION &
COOLING SYSTEMS GI
SECTION LC MA
EM
EC
CONTENTS FE
ENGINE LUBRICATION SYSTEM..................................2 CHECKING RADIATOR CAP ....................................11
AT
Precautions ..................................................................2 CHECKING COOLING SYSTEM FOR LEAKS ............12
LIQUID GASKET APPLICATION PROCEDURE ............2 Water Pump ...............................................................12 TF
Preparation ..................................................................2 REMOVAL AND INSTALLATION ...............................12
SPECIAL SERVICE TOOLS ........................................2 REMOVAL ...............................................................12
COMMERCIAL SERVICE TOOL ..................................3 INSPECTION ...........................................................14 PD
Lubrication Circuit ........................................................3 INSTALLATION........................................................14
Oil Pressure Check......................................................4 Thermostat.................................................................16
Oil Pump ......................................................................5 REMOVAL AND INSTALLATION ...............................16 AX
REMOVAL AND INSTALLATION .................................5 INSPECTION ...........................................................16
DISASSEMBLY AND ASSEMBLY................................5 Water Control Valve...................................................17
OIL PUMP INSPECTION ............................................6 REMOVAL AND INSTALLATION ...............................17 SU
REGULATOR VALVE INSPECTION ............................6 INSPECTION ...........................................................18
OIL FILTER ...............................................................7 Radiator .....................................................................19
Oil Cooler.....................................................................7 REMOVAL AND INSTALLATION ...............................19 BR
REMOVAL AND INSTALLATION .................................7 Cooling Fan (Crankshaft driven) ...............................20
INSPECTION .............................................................8 REMOVAL AND INSTALLATION ...............................20
Service Data and Specifications (SDS).......................8 INSPECTION ...........................................................20 ST
OIL PRESSURE ........................................................8 Refilling Engine Coolant ............................................20
REGULATOR VALVE .................................................8 Radiator (Aluminum type)..........................................21
PREPARATION .......................................................21
RS
OIL PUMP .................................................................8
ENGINE COOLING SYSTEM..........................................9 DISASSEMBLY ........................................................21
ASSEMBLY .............................................................22
Precautions ..................................................................9 BT
LIQUID GASKET APPLICATION PROCEDURE ............9 INSPECTION ...........................................................23
Preparation ..................................................................9 Overheating Cause Analysis .....................................24
SPECIAL SERVICE TOOLS ........................................9 Service Data and Specifications (SDS).....................25 HA
Cooling Circuit ...........................................................10 THERMOSTAT ........................................................25
System Check............................................................11 WATER CONTROL VALVE .......................................25
CHECKING COOLING SYSTEM HOSES ...................11 RADIATOR ..............................................................25 SC
CHECKING RADIATOR ............................................11
EL
IDX
ENGINE LUBRICATION SYSTEM
Precautions
Precautions
LIQUID GASKET APPLICATION PROCEDURE NBLC0001
1. Use a scraper to remove all traces of old liquid gasket from
mating surfaces and grooves. Also, completely clean any oil
from these areas.
2. Apply a continuous bead of liquid gasket to mating surfaces.
(Use Genuine RTV silicone sealant Part No. 999MP-A7007
or equivalent.)
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