2002 JEEP GRAND CHEROKEE Time

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Page 242 of 2199

JEEP GRAND CHEROKEE 2002 WJ / 2.G Workshop Manual CONDITION POSSIBLE CAUSES CORRECTION
BELT BROKEN (NOTE: IDENTIFY
AND CORRECT PROBLEM
BEFORE NEW BELT IS
INSTALLED)1. Excessive tension. 1. Replace belt and automatic belt
tensioner.
2. Incorrect belt.

Page 245 of 2199

JEEP GRAND CHEROKEE 2002 WJ / 2.G Workshop Manual CONDITION POSSIBLE CAUSES CORRECTION
BELT BROKEN (NOTE: IDENTIFY
AND CORRECT PROBLEM
BEFORE NEW BELT IS
INSTALLED)1. Excessive tension. 1. Replace belt and automatic belt
tensioner.
2. Incorrect belt.

Page 246 of 2199

JEEP GRAND CHEROKEE 2002 WJ / 2.G Workshop Manual INSTALLATION - 4.7L ENGINE
NOTE: The belt routing schematics are published
from the latest information available at the time of
publication. If anything differs between these sche-
matics and the Belt

Page 251 of 2199

JEEP GRAND CHEROKEE 2002 WJ / 2.G Workshop Manual ²Fan control valve
²Two stage G-rotor hydraulic drive
The hydraulic fan and drive is not serviceable.
Therefore any failure of the fan blade, hydraulic fan
drive or fan shroud requires replacement o

Page 253 of 2199

JEEP GRAND CHEROKEE 2002 WJ / 2.G Workshop Manual (10) Remove two upper mounting bolts from the
shroud (Fig. 8).
(11) Remove the shroud and fan drive from vehi-
cle.
CLEANING
Clean the fan blades using a mild soap and water.
Do not use an abrasive to

Page 254 of 2199

JEEP GRAND CHEROKEE 2002 WJ / 2.G Workshop Manual NOTE: When ever the high pressure line fittings are
removed from the hydraulic fan drive the o-rings
located on the fittings must be replaced.
(7) Lubricate the o-rings on the fittings with power
stee

Page 258 of 2199

JEEP GRAND CHEROKEE 2002 WJ / 2.G Workshop Manual (2) Insert block heater assembly with element loop
pointing at twelve oclock (Fig. 19).
(3) With block heater fully seated, tighten center
screw to 2 N´m (17 in. lbs.) torque.
(4) Refill cooling sys

Page 260 of 2199

JEEP GRAND CHEROKEE 2002 WJ / 2.G Workshop Manual The same thermostat is used for winter and sum-
mer seasons. An engine should not be operated with-
out a thermostat, except for servicing or testing.
Operating without a thermostat causes other prob-