2002 JEEP GRAND CHEROKEE 8W electric

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Page 326 of 2199

JEEP GRAND CHEROKEE 2002 WJ / 2.G Workshop Manual (2) If equipped, remove Transmission Control Mod-
ule (TCM).
(3) Remove coolant reserve/overflow tank.
(4) Remove cover over electrical connectors. Cover
snaps onto PCM.
(5) Carefully unplug three 32

Page 327 of 2199

JEEP GRAND CHEROKEE 2002 WJ / 2.G Workshop Manual sponder through a tuned antenna ring integral to the
SKIM housing. If this antenna ring is not mounted
properly around the ignition lock cylinder housing,
communication problems between the SKIM and t

Page 329 of 2199

JEEP GRAND CHEROKEE 2002 WJ / 2.G Workshop Manual ²Pressure Switches
²Transmission Temperature Sensor
²Input Shaft Speed Sensor
²Output Shaft Speed Sensor
²Line Pressure Sensor
Some examples ofindirect inputsto the TCM
are:
²Engine/Body Identif

Page 332 of 2199

JEEP GRAND CHEROKEE 2002 WJ / 2.G Workshop Manual ENGINE SYSTEMS
TABLE OF CONTENTS
page page
BATTERY SYSTEM......................... 1
CHARGING.............................. 24STARTING............................... 29
BATTERY SYSTEM
TABLE OF CONTENT

Page 333 of 2199

JEEP GRAND CHEROKEE 2002 WJ / 2.G Workshop Manual BATTERY SYSTEM
DESCRIPTION
A single 12-volt battery system is standard factory-
installed equipment on this model. All of the compo-
nents of the battery system are located within the
engine compartme

Page 334 of 2199

JEEP GRAND CHEROKEE 2002 WJ / 2.G Workshop Manual BATTERY SYSTEM DIAGNOSIS
CONDITION POSSIBLE CAUSES CORRECTION
THE BATTERY SEEMS
WEAK OR DEAD WHEN
ATTEMPTING TO START
THE ENGINE.1. The electrical system
ignition-off draw is excessive.1. Refer to the

Page 335 of 2199

JEEP GRAND CHEROKEE 2002 WJ / 2.G Workshop Manual BATTERY SYSTEM DIAGNOSIS
CONDITION POSSIBLE CAUSES CORRECTION
THE BATTERY STATE OF
CHARGE CANNOT BE
MAINTAINED.1. The battery has an
incorrect size or rating for
this vehicle.1. Refer to Battery Syste

Page 337 of 2199

JEEP GRAND CHEROKEE 2002 WJ / 2.G Workshop Manual INSPECTION
The following information details the recommended
inspection procedures for the battery and related
components. In addition to the maintenance sched-
ules found in this service manual and t