2002 JEEP GRAND CHEROKEE Power train

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JEEP GRAND CHEROKEE 2002 WJ / 2.G Workshop Manual (M)Malfunction Indicator Lamp (MIL) illuminated during engine operation if this DTC was recorded
(depending if required by CARB and/or EPA). MIL is displayed as an engine icon on instrument panel.
(G)

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JEEP GRAND CHEROKEE 2002 WJ / 2.G Workshop Manual DESCRIPTION - TASK MANAGER
The PCM is responsible for efficiently coordinating
the operation of all the emissions-related compo-
nents. The PCM is also responsible for determining if
the diagnostic sy

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JEEP GRAND CHEROKEE 2002 WJ / 2.G Workshop Manual tive system and seal the evaporative system so the
leak detection test can be run.
The primary components within the assembly are:
A three port solenoid that activates both of the func-
tions listed a

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JEEP GRAND CHEROKEE 2002 WJ / 2.G Workshop Manual an associated limp in will take two trips to illumi-
nate the MIL.
Refer to the Diagnostic Trouble Codes Description
Charts in this section and the appropriate Power-
train Diagnostic Procedure Manual

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JEEP GRAND CHEROKEE 2002 WJ / 2.G Workshop Manual EVAPORATIVE EMISSIONS
TABLE OF CONTENTS
page page
EVAPORATIVE EMISSIONS
DESCRIPTION
DESCRIPTION - EVAPORATION CONTROL
SYSTEM............................24
DESCRIPTION - CCV SYSTEM...........25
DESCRIP

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JEEP GRAND CHEROKEE 2002 WJ / 2.G Workshop Manual INSTALLATION - FIXED ORIFICE FITTING
When installing fixed orifice fitting, be sure loca-
tions of fixed orifice fitting and air inlet fitting (Fig.
9) have not been inadvertently exchanged. The fixed

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JEEP GRAND CHEROKEE 2002 WJ / 2.G Workshop Manual CAUTION: Remove the fuel tank filler tube cap to
relieve fuel tank pressure. The cap must be
removed prior to disconnecting any fuel system
component or before draining the fuel tank.
LEAK DETECTION P
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