2002 JEEP GRAND CHEROKEE Valves

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Page 14 of 2199

JEEP GRAND CHEROKEE 2002 WJ / 2.G Workshop Manual Propylene-glycol/ethylene-glycol Mixtures can
cause the destabilization of various corrosion inhibi-
tors, causing damage to the various cooling system
components. Also, once ethylene-glycol and propy

Page 61 of 2199

JEEP GRAND CHEROKEE 2002 WJ / 2.G Workshop Manual VARI-LOKTDIFFERENTIAL
In a standard differential if one wheel spins, the
opposite wheel will generate only as much torque as
the spinning wheel.
A gerotor pump and clutch pack are used to pro-
vide th

Page 137 of 2199

JEEP GRAND CHEROKEE 2002 WJ / 2.G Workshop Manual and therefore creates pressure in the pump. The tun-
ing of the front and rear axle orifices and valves
inside the gerotor pump is unique and each system
includes a torque-limiting pressure relief val

Page 177 of 2199

JEEP GRAND CHEROKEE 2002 WJ / 2.G Workshop Manual INSTALLATION.........................23
MASTER CYLINDER
DESCRIPTION.........................23
OPERATION...........................24
DIAGNOSIS AND TESTING - MASTER
CYLINDER/POWER BOOSTER...........24

Page 216 of 2199

JEEP GRAND CHEROKEE 2002 WJ / 2.G Workshop Manual BRAKES - ABS
TABLE OF CONTENTS
page page
BRAKES - ABS
DESCRIPTION.........................41
OPERATION...........................41
DIAGNOSIS AND TESTING - ANTILOCK
BRAKES............................4

Page 218 of 2199

JEEP GRAND CHEROKEE 2002 WJ / 2.G Workshop Manual ELECTRIC BRAKE
DESCRIPTION
The electronic brake distribution (EBD) functions
like a rear proportioning valve. The EBD system uses
the ABS system to control the slip of the rear wheels
in partial braki

Page 221 of 2199

JEEP GRAND CHEROKEE 2002 WJ / 2.G Workshop Manual INSTALLATION
(1) Insert the sensor through the backing plate
(Fig. 9).
(2) Apply Mopar Lock N Seal or Loctite 242tto
the original sensor bolt. Use a new bolt if the original
is worn or damaged.
(3) T

Page 222 of 2199

JEEP GRAND CHEROKEE 2002 WJ / 2.G Workshop Manual PRESSURE HOLD
Both solenoid valves are closed in the pressure
hold cycle. Fluid apply pressure in the control chan-
nel is maintained at a constant rate. The CAB main-
tains the hold cycle until senso
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