1998 NISSAN PATROL radiator

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Page 1 of 22

NISSAN PATROL 1998 Y61 / 5.G Engine Lubrication And Cooling System Workshop Manual ENGINE LUBRICATION &
COOLING SYSTEMS
SECTION
LC
CONTENTS
PRECAUTIONS AND PREPARATION............................1
Liquid Gasket Application Procedure ..........................1
Special Service Tools

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NISSAN PATROL 1998 Y61 / 5.G Engine Lubrication And Cooling System Workshop Manual Special Service Tools*: Special tool or commercial equivalent
Tool number
Tool nameDescription
ST25051001*
Oil pressure gauge
NT558
Measuring oil pressure
Maximum measuring range:
2,452 kPa (24.5 bar,

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NISSAN PATROL 1998 Y61 / 5.G Engine Lubrication And Cooling System Workshop Manual 3. Install pressure gauge.
4. Start engine and warm it up to normal operating temperature.
5. Check oil pressure with engine running under no-load.
Engine
rpmApproximate discharge pressure
kPa (bar, k

Page 10 of 22

NISSAN PATROL 1998 Y61 / 5.G Engine Lubrication And Cooling System Workshop Manual Cooling Circuit
System Check
WARNING:
Never remove the radiator cap when the engine is hot; serious
burns could be caused by high pressure ¯uid escaping from
the radiator.
Wrap a thick cloth around c

Page 11 of 22

NISSAN PATROL 1998 Y61 / 5.G Engine Lubrication And Cooling System Workshop Manual Pull the negative pressure valve to open it. Check that it closes
completely when released.
CHECKING COOLING SYSTEM FOR LEAKS
Apply pressure to the cooling system by means of a tester to check
for lea

Page 15 of 22

NISSAN PATROL 1998 Y61 / 5.G Engine Lubrication And Cooling System Workshop Manual Radiator
REMOVAL AND INSTALLATION
1. Remove under cover.
2. Drain coolant from radiator drain plug.
3. Disconnect radiator upper and lower hoses.
4. Remove radiator lower shroud.
5. Disconnect reservo

Page 17 of 22

NISSAN PATROL 1998 Y61 / 5.G Engine Lubrication And Cooling System Workshop Manual Radiator (Aluminum type)
Aluminum radiator can be disassembled by using special proce-
dures and special service tools.
DISASSEMBLY
1. Remove tank with Tool.
+Grip the crimped edge and bend it upwards

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NISSAN PATROL 1998 Y61 / 5.G Engine Lubrication And Cooling System Workshop Manual +In areas where Tool cannot be used, use a screwdriver to bend
the edge up.
Be careful not to damage tank.
2. Make sure the edge stands straight up.
3. Remove oil cooler from tank. (A/T model only)
AS
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