2003 JEEP GRAND CHEROKEE Battery charging

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Page 358 of 2199

JEEP GRAND CHEROKEE 2003 WJ / 2.G Workshop Manual GENERATOR
DESCRIPTION
The generator is belt-driven by the engine using a
serpentine type drive belt. It is serviced only as a
complete assembly. If the generator fails for any rea-
son, the entire ass

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JEEP GRAND CHEROKEE 2003 WJ / 2.G Workshop Manual INSTALLATION
(1) Position generator to engine and install mount-
ing bolts.
(2) Tighten generator mounting bolts as follows:
²Vertical mounting bolt 4.7L engineÐ40 N´m (29
ft. lbs.)
²Long horizont

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JEEP GRAND CHEROKEE 2003 WJ / 2.G Workshop Manual STARTING
TABLE OF CONTENTS
page page
STARTING
DESCRIPTION.........................29
OPERATION...........................30
DIAGNOSIS AND TESTING - STARTING
SYSTEM............................30
SPECIF

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JEEP GRAND CHEROKEE 2003 WJ / 2.G Workshop Manual OPERATION
The starting system components form two separate
circuits. A high-amperage feed circuit that feeds the
starter motor between 150 and 350 amperes, and a
low-amperage control circuit that oper

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JEEP GRAND CHEROKEE 2003 WJ / 2.G Workshop Manual WARNING: ON VEHICLES EQUIPPED WITH AIR-
BAGS, DISABLE THE SUPPLEMENTAL RESTRAINT
SYSTEM BEFORE ATTEMPTING ANY STEERING
WHEEL, STEERING COLUMN, DRIVER AIRBAG,
PASSENGER AIRBAG, SIDE CURTAIN AIRBAG,
FRO

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JEEP GRAND CHEROKEE 2003 WJ / 2.G Workshop Manual ing the system voltage is high (system voltage is
about sixteen volts or higher), the gauge needle is
moved to the relative voltage position in the red zone
of the gauge scale and the check gauges ind

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JEEP GRAND CHEROKEE 2003 WJ / 2.G Workshop Manual ergize the combination flasher in response to mes-
sage inputs received over the Programmable
Communications Interface (PCI) data bus network.
The BCM can energize the combination flasher when
the VTS

Page 463 of 2199

JEEP GRAND CHEROKEE 2003 WJ / 2.G Workshop Manual DIAGNOSIS AND TESTING
DIAGNOSIS AND TESTING Ð HEADLAMP
SYSTEM
HEADLAMPS
CONDITION POSSIBLE CAUSES CORRECTION
HEADLAMPS ARE DIM
WITH ENGINE IDLING1. Loose or corroded battery cables. 1. Clean and secu