2002 JEEP LIBERTY Workshop Manual

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JEEP LIBERTY 2002 KJ / 1.G Workshop Manual ²Fuel injectors
²Ignition coil(s)
²Certain relays/solenoids
²Certain sensors
DESCRIPTION - SENSOR RETURN
The Sensor Return circuits are internal to the Pow-
ertrain Control Module (PCM).
Sensor Re

Page 314 of 1803

JEEP LIBERTY 2002 KJ / 1.G Workshop Manual ²Transmission convertor clutch circuit. Driven
through J1850 circuits.
OPERATION - 5 VOLT SUPPLIES
Primary 5±volt supply:
²supplies the required 5 volt power source to the
Crankshaft Position (CKP)

Page 315 of 1803

JEEP LIBERTY 2002 KJ / 1.G Workshop Manual lock cylinder housing and is concealed beneath the
steering column shrouds. The molded black plastic
housing for the SKIM has an integral molded plastic
halo-like antenna ring that extends from one en

Page 316 of 1803

JEEP LIBERTY 2002 KJ / 1.G Workshop Manual indicator on and off. If the SKIS indicator flashes
upon ignition On or stays on solid after the bulb test,
it signifies a SKIS fault. If the SKIM detects a sys-
tem malfunction and/or the SKIS has be

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JEEP LIBERTY 2002 KJ / 1.G Workshop Manual INSTALLATION
WARNING: ON VEHICLES EQUIPPED WITH AIR-
BAGS, DISABLE THE SUPPLEMENTAL RESTRAINT
SYSTEM BEFORE ATTEMPTING ANY STEERING
WHEEL, STEERING COLUMN, DRIVER AIRBAG,
PASSENGER AIRBAG, SEAT BELT T

Page 318 of 1803

JEEP LIBERTY 2002 KJ / 1.G Workshop Manual ²Output Shaft Speed Sensor
²Line Pressure Sensor
Some examples ofindirect inputsto the TCM are:
²Engine/Body Identification
²Manifold Pressure
²Target Idle
²Torque Reduction Confirmation
²Engin

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JEEP LIBERTY 2002 KJ / 1.G Workshop Manual Certain mechanical problems within the input
clutch assembly (broken return springs, out of posi-
tion snap rings, excessive clutch pack clearance,
improper assembly, etc.) can cause inadequate or out

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JEEP LIBERTY 2002 KJ / 1.G Workshop Manual Schedule Condition Expected Operation
OverheatOil temperature above 240É F or
engine coolant temperature above
244É F- Delayed 2-3 upshift
- Delayed 3-4 upshift
- 3rd gear FEMCC from 30-48 mph
- 3rd