2002 Jeep Liberty Service and Repair Manual

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Factory-Grade Data

2002 Jeep Liberty service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.

Designed for technicians and DIY owners, this manual helps you diagnose issues correctly, follow proven repair steps, and use wiring diagrams and system sections to track faults faster.

What’s included

  • Step-by-step repair procedures and service information
  • Specifications and reference data (where provided)
  • Electrical diagnostics with wiring diagrams
  • Coverage across major systems: engine, transmission/driveline, brakes, steering, suspension, HVAC, and more

Trims covered

  • Limited Sport Utility 4-Door
  • Renegade Sport Utility 4-Door
  • Sport Sport Utility 4-Door
  • Base Sport Utility 4-Door

Engines covered

  • 3.7L 226Cu. In. V6 GAS SOHC Naturally Aspirated
  • 2.4L 148Cu. In. l4 GAS DOHC Naturally Aspirated

Index / Table of contents

  • Body
  • Brakes
  • Chassis Electrical
  • Driveline
  • Engine Cooling
  • Engine Electrical
  • Engine Mechanical
  • Engine Performance & Emission Controls
  • Fuel System
  • General Information & Identification
  • Heating, Ventilation, & Air Conditioning
  • Hybrid & Electric Vehicle Systems
  • Steering
  • Suspension
  • Transmission, Clutch, & Transfer Case
  • Wiring Diagrams

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Vehicle Safety Data

2002 Jeep Liberty Recalls & Complaints

NHTSA #13V25200019/06/2013Component: FUEL SYSTEM, GASOLINE:STORAGE:TANK ASSEMBLY

Chrysler Group LLC (Chrysler) is recalling certain model year 1993-1998 Jeep Grand Cherokee and 2002-2007 Jeep Liberty vehicles. The fuel tanks in these vehicles are at risk of failure and leakage in

Consequence

A fuel leak in the presence of an ignition source may result in a fire.

Remedy

Owners may take their vehicles to dealers and the dealers will perform a free inspection of the rear

NHTSA #06E02200013/03/2006Component: SERVICE BRAKES, HYDRAULIC

CERTAIN AFTERMARKET BRAKE HYDRAULIC MASTER CYLINDERS SOLD AS REPLACEMENT BRAKE CYLINDERS FOR CERTAIN FORD, DAIMLERCHRYSLER, AND JEEP PASSENGER VEHICLES. THESE BRAKE CYLINDERS WERE SOLD UNDER THE BRAN

Consequence

LOSS OF BRAKE FLUID CAN LEAD TO A DECREASE IN BRAKE LINE PRESSURE AND AN INCREASE IN STOPPING DISTAN

Remedy

AFFINIA (BRAKE PARTS, INC.) WILL REPLACE THE SUBJECT BRAKE HYDRAULIC MASTER CYLINDERS FREE OF CHARGE

NHTSA #03V46000010/11/2003Component: SUSPENSION:FRONT:CONTROL ARM:LOWER BALL JOINT

ON CERTAIN SPORT UTILITY VEHICLES, THE LOWER CONTROL ARM BALL JOINTS CAN EXPERIENCE A LOSS OF LUBRICATION THAT CAN LEAD TO CORROSION, ACCELERATED WEAR, AND POSSIBLE SEPARATION FROM THE STEERING KNUCK

Consequence

A BALL JOINT THATHAS SEPARATED FROM THE KNUCKLE COULD RESULT IN LOSS OF VEHICLE DIRECTIONAL CONTROL

Remedy

DEALERS WILL REPLACE THE FRONT LOWER CONTROL ARM BALL JOINTS WITH MODIFIED ASSEMBLIES AND HEAT SHIEL

NHTSA #09V11900009/04/2009Component: SUSPENSION:FRONT:CONTROL ARM

CHRYSLER IS RECALLING 42,469 MY 2002-2003 JEEP LIBERTY VEHICLES ORIGINALLY SOLD IN OR CURRENTLY REGISTERED IN SALT BELT STATES OF CONNECTICUT, DELAWARE, IOWA, ILLINOIS, INDIANA, KENTUCKY, MASSACHUSETT

Consequence

FAILURE OF THE BALL JOINT COULD RESULT IN A LOSS OF STEERING CAPABILITY, INCREASING THE RISK OF A CR

Remedy

DEALERS WILL REPLACE THE FRONT UPPER CONTROL ARM ASSEMBLIES FREE OF CHARGE. THE RECALL IS EXPECTED

NHTSA #09E01200007/04/2009Component: EXTERIOR LIGHTING

SABERSPORT IS RECALLING 16,270 COMBINATION CORNER AND BUMPER LAMP ASSEMBLIES OF VARIOUS PART NUMBERS SOLD FOR USE AS AFTERMARKET EQUIPMENT FOR VARIOUS PASSENGER VEHICLES. THESE HEADLAMPS FAIL TO CONF

Consequence

DECREASED LIGHTING VISIBILITY MAY RESULT IN A VEHICLE CRASH.

Remedy

SABERSPORT WILL NOTIFY OWNERS AND OFFER A FULL REFUND FOR THE NONCOMPLIANT COMBINATION LAMPS. THE S

TSB #10229256

KEY, Master If replacing the key/FOBIK on a WJ, KJ, TJ, or PT Cruiser, use the "AC" NIC level part number. The "AB" NIC level will not program to these platforms. For all other platforms, if the "AB" NIC level will not program to the vehicl

TSB #10221686

KEY, Master If replacing the key/FOBIK on a WJ, KJ, TJ, or PT Cruiser, use the "AC" NIC level part number. The "AB" NIC level will not program to these platforms. For all other platforms, if the "AB" NIC level will not program to the vehicl

TSB #10191460

Valve Body. These may cause over drive cycling.

TSB #10175735

Charging System, Battery Diagnostic Tools and Warranty This information only bulletin discusses using the correct test equipment for testing batteries and charging systems, and also warranty reimbursement when battery replacements are neces

TSB #10175743

Disinfectant Solution Recommended for COVID-19

TSB #10229877

Part Description: wheel hub cap Issue Description: This hubcap is installed directly to the wheel using screws; PN 00154236. This part is not currently listed in the catalog

TSB #10229910

Towing Capacity For Vehicles Modified With N45 Or N46 Trailer-Hitch Assembly This bulletin specifies the approved tow rating for vehicles not equipped with trailer tow package that have received a trailer-hitch assembly as a result of the N

TSB #10221045

Part Description: wheel hub cap Issue Description: This hubcap is installed directly to the wheel using screws; PN 00154236. This part is not currently listed in the catalog

Showing the 8 most recent of 94 technical service bulletins on file with NHTSA.

20121108Component: AIR BAGSCrash reportedFire reported1 injured

TL* THE CONTACT OWNS A 2002 JEEP LIBERTY. THE CONTACT STATED THAT WHILE DRIVING 40 MPH, A DEER CRASHED INTO THE VEHICLE CAUSING THE CONTACT TO LOSE CONTROL OF THE VEHICLE. THE VEHICLE SPUN AROUND AND

20031203Component: AIR BAGS:FRONTALCrash reportedFire reported

WHILE DRIVING AT 45 MPH, THE VEHICLE WAS INVOLVED IN A HEAD ON COLLISION. DURING THE AIR BAG DEPLOYMENT, THE DRIVER'S SHIRT CAUGHT ON FIRE. THE CONSUMER REPORTED TO BE A NON SMOKER. *AK *SCC *J

20030113Component: POWER TRAIN:AXLE ASSEMBLYCrash reportedFire reported

PURCHASED A BRAND NEW 2002 JEEP LIBERTY IN MARCH, 2002. AT 8K, WHILE DRIVING AT 50 MPH, REAR END BEGAN FISHTAILING CAUSING LOSS OF CONTROL OF THE VEHICLE. THIS OCCURED ON DEC. 16TH, 2002. WE STILL DO

20150526Component: VEHICLE SPEED CONTROLCrash reported5 injured1 fatalities

2002 JEEP LIBERTY SUDDENLY ACCELERATED AT 10 MILES IN SMALL PARKING LOT TO FULL THROTTLE AT MAXIMUM SPEED REAR BRAKES SPINNING, AND SMOKE FROM REAR, BRAKES FAILED LASTED 2 SECONDS; VIOLENT SUDDEN ACC

20150526Component: AIR BAGSCrash reported5 injured1 fatalities

2002 JEEP LIBERTY SUDDENLY ACCELERATED AT 10 MILES IN SMALL PARKING LOT TO FULL THROTTLE AT MAXIMUM SPEED REAR BRAKES SPINNING, AND SMOKE FROM REAR, BRAKES FAILED LASTED 2 SECONDS; VIOLENT SUDDEN ACC

Showing the 5 most serious of 2328 complaints filed with NHTSA.

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