Service Manuals, User Guides, Schematic Diagrams or docs for : . Car Manuals Jeep Cherokee XJ 1997.1999-2001 Approved 2000 XJ Jeep Cherokee exj_7
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XJ COOLING SYSTEM 7-1
COOLING SYSTEM
TABLE OF CONTENTS
page page
DESCRIPTION AND OPERATION COOLANT--LEVEL CHECK . . . . . . . . . . . . . . . . . 21
COOLING SYSTEM . . . . . . . . . . . . . . . . . . . . . . . . 1 COOLING SYSTEM--DRAINING AND
AUTOMATIC TRANSMISSION OIL COOLER. . . . . 2 FILLING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 21
COOLANT RESERVE/OVERFLOW SYSTEM . . . . . 2 COOLING SYSTEM--REVERSE FLUSHING . . . . 22
COOLING SYSTEM FANS . . . . . . . . . . . . . . . . . . . 3 REMOVAL AND INSTALLATION
BLOCK HEATER . . . . . . . . . . . . . . . . . . . . . . . . . . 4 TRANSMISSION OIL COOLERS . . . . . . . . . . . . . 23
THERMOSTAT . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 COOLANT RESERVE TANK . . . . . . . . . . . . . . . . . 23
RADIATOR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 WATER PUMP . . . . . . . . . . . . . . . . . . . . . . . . . . 24
RADIATOR PRESSURE CAP . . . . . . . . . . . . . . . . . 5 THERMOSTAT . . . . . . . . . . . . . . . . . . . . . . . . . . . 28
WATER PUMP . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 RADIATOR--2.5L . . . . . . . . . . . . . . . . . . . . . . . . 29
HOSE CLAMPS . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 RADIATOR--4.0L . . . . . . . . . . . . . . . . . . . . . . . . 31
VISCOUS FAN DRIVE . . . . . . . . . . . . . . . . . . . . . . 7 ELECTRIC COOLING FAN--2.5L . . . . . . . . . . . . 33
ELECTRIC COOLING FAN . . . . . . . . . . . . . . . . . . . 8 ELECTRIC COOLING FAN--4.0L . . . . . . . . . . . . 34
DIAGNOSIS AND TESTING BLOCK HEATER . . . . . . . . . . . . . . . . . . . . . . . . . 35
ON-BOARD DIAGNOSTICS (OBD) . . . . . . . . . . . . 9 ENGINE ACCESSORY DRIVE BELTS. . . . . . . . . . 35
DRB SCAN TOOL . . . . . . . . . . . . . . . . . . . . . . . . . 9 COOLING SYSTEM FANS . . . . . . . . . . . . . . . . . . 38
ACCESSORY DRIVE BELT DIAGNOSIS. . . . . . . . . 9 VISCOUS FAN DRIVE REMOVAL/
PRELIMINARY CHECKS . . . . . . . . . . . . . . . . . . . 11 INSTALLATION. . . . . . . . . . . . . . . . . . . . . . . . . 39
RADIATOR COOLANT FLOW CHECK . . . . . . . . . 17 CLEANING AND INSPECTION
COOLING SYSTEM--TESTING FOR LEAKS . . . . 17 RADIATOR PRESSURE CAP . . . . . . . . . . . . . . . . 39
VISCOUS FAN DRIVE . . . . . . . . . . . . . . . . . . . . . 19 RADIATOR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
ELECTRIC COOLING FAN . . . . . . . . . . . . . . . . . . 19 WATER PUMP . . . . . . . . . . . . . . . . . . . . . . . . . . 39
RADIATOR CAP-TO-FILLER NECK FAN BLADE . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 39
SEAL--PRESSURE RELIEF CHECK . . . . . . . . . 20 COOLING SYSTEM HOSES. . . . . . . . . . . . . . . . . 40
RADIATOR CAP--PRESSURE TESTING. . . . . . . 20 SPECIFICATIONS
COOLANT--LOW LEVEL AERATION . . . . . . . . . 21 BELT TENSION . . . . . . . . . . . . . . . . . . . . . . . . . . 40
DEAERATION . . . . . . . . . . . . . . . . . . . . . . . . . . . 21 TORQUE SPECIFICATIONS . . . . . . . . . . . . . . . . . 40
SERVICE PROCEDURES SPECIAL TOOLS
COOLANT--ROUTINE LEVEL CHECK. . . . . . . . . 21 COOLING . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 40
COOLANT--ADDING ADDITIONAL. . . . . . . . . . . 21
DESCRIPTION AND OPERATION matic transmission fluid (if equipped). The cooling
system is pressurized and uses a centrifugal water
COOLING SYSTEM pump to circulate coolant throughout the system.
An optional factory installed heavy duty cooling
DESCRIPTION package is available on most models. The package
The cooling system regulates engine operating tem- consists of a radiator that has an increased number
perature. It allows the engine to reach normal oper- of cooling fins. Vehicles equipped with a 2.5L/4.0L
ating temperature as quickly as possible, maintains engine and heavy duty cooling and/or air condition-
normal operating temperature and prevents over- ing also have an auxiliary electric cooling fan.
heating. The cooling system consists of:
The cooling system also provides a means of heat- ◦ Jabse Service Manual Search 2024 ◦ Jabse Pravopis ◦ onTap.bg ◦ Other service manual resources online : Fixya ◦ eServiceinfo