2003 JEEP GRAND CHEROKEE power distribution

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Page 500 of 2199

JEEP GRAND CHEROKEE 2003 WJ / 2.G Workshop Manual The RKE system includes two transmitters when
the vehicle is shipped from the factory, but the sys-
tem can retain the vehicle access codes of up to four
transmitters. The transmitter codes are retain

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JEEP GRAND CHEROKEE 2003 WJ / 2.G Workshop Manual See the owners manual in the vehicle glove box for
more information on the features, use and operation
of the power lock system.
OPERATION - REMOTE KEYLESS ENTRY
SYSTEM
The Passenger Door Module (PDM

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JEEP GRAND CHEROKEE 2003 WJ / 2.G Workshop Manual ²If the power lock system functions with the RKE
transmitter, but not with one or both power lock
switches, proceed to diagnosis of the door modules.
(Refer to 8 - ELECTRICAL/ELECTRONIC CON-
TROL MOD

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JEEP GRAND CHEROKEE 2003 WJ / 2.G Workshop Manual POWER MIRRORS
TABLE OF CONTENTS
page page
POWER MIRRORS
DESCRIPTION.........................11
OPERATION...........................12
DIAGNOSIS AND TESTING - POWER
MIRRORS...........................12

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JEEP GRAND CHEROKEE 2003 WJ / 2.G Workshop Manual POWER SEAT SYSTEM
TABLE OF CONTENTS
page page
POWER SEAT SYSTEM
DESCRIPTION
DESCRIPTION........................18
DESCRIPTION - MEMORY SYSTEM.......19
OPERATION
OPERATION - POWER SEAT SYSTEM.....20
OP

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JEEP GRAND CHEROKEE 2003 WJ / 2.G Workshop Manual OPERATION
The power lumbar adjuster mechanism includes a
reversible electric motor that is secured to the
inboard side of the seat back panel and is connected
to a worm-drive gearbox. The motor and ge

Page 528 of 2199

JEEP GRAND CHEROKEE 2003 WJ / 2.G Workshop Manual (2) Check for battery voltage at the power seat cir-
cuit breaker in the junction block. If OK, go to Step
3. If not OK, repair the open fused B(+) circuit to the
fuse in the Power Distribution Center

Page 529 of 2199

JEEP GRAND CHEROKEE 2003 WJ / 2.G Workshop Manual OPERATION
The power seat track unit includes three reversible
electric motors that are secured to the upper half of
the track unit. Each motor moves the seat adjuster
through a combination of worm-dri