Jeep LIBERTY KJ Service Repair Manual 2003-2004

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🏷️ Basic Information Identification Make: Jeep Model: Liberty Generation Code: KJ Model Years Covered: 2003-2004 👋 Introduction Market Position Vehicle Segment: Compact SUV (Sport Utility Vehicle) Jeep Brand Role: Represents...

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UGS: 298693

Mots clés: 2003 2004 Car Cars Jeep LIBERTY KJ Misc

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Description

🏷️ Basic Information

Identification

Make:

Model:

Liberty

Generation Code:

Model Years Covered:

2003-2004

👋 Introduction

Market Position

Vehicle Segment:

Compact SUV (Sport Utility Vehicle)

Jeep Brand Role:

Represents Jeep's entry into the growing compact SUV market with iconic Jeep styling and off-road capability.

Competitive Analysis

Key Competitors:

Ford Escape, Honda CR-V, Toyota RAV4, Nissan Xterra (though Xterra is often considered more rugged).

Key Features

Design Philosophy:

Blends Jeep's traditional ruggedness with modern SUV comfort and functionality.

Off Road Capability:

Offers available 4x4 systems and respectable ground clearance for its class, differentiating it from many car-based crossovers.

Manual Value:

Essential resource for owners and independent repair shops seeking to maintain and repair the KJ Liberty accurately.

📋 Manual Details

Coverage Areas

Overall Coverage:

Comprehensive

Engine Coverage:

All Engine Variants

Transmission Coverage:

All Transmission Variants

Electrical Systems:

Full Electrical Schematics & Troubleshooting

Body And Chassis:

All Body and Chassis Components

Suspension And Steering:

Complete Coverage

Brakes System:

Full Brake System Diagnosis and Repair

HVAC System:

Heating, Ventilation, and Air Conditioning

Page Count

Estimated Pages:

2000+

Manual Type

Type:

Factory Service Manual

Synonym:

Repair Manual

Language

Language:

English

Format

Format:

Instant Download (PDF)

📖 Manual Coverage

Systems Covered

Powertrain:

Engine, Transmission, Transfer Case, Drivetrain

Chassis:

Suspension, Steering, Brakes, Wheels, Tires

Electrical:

Engine Control Module (ECM), Body Control Module (BCM), Lighting, Instrumentation, Power Accessories, Audio System, Security System, Powertrain Control Systems

Body:

Exterior Body Panels, Doors, Hood, Tailgate, Interior Trim, Seats, Glass

HVAC:

Air Conditioning, Heater Core, Blower Motor, Controls

Fuel System:

Fuel Tank, Pump, Injectors, Lines

Cooling System:

Radiator, Water Pump, Thermostat, Hoses

Exhaust System:

Manifold, Catalytic Converter, Muffler, Pipes

Procedures Included

Maintenance:

Oil Changes, Filter Replacements, Fluid Checks and Replacements, Tune-Ups, Belt Inspections

Diagnostics:

Troubleshooting Guides, DTC (Diagnostic Trouble Code) Interpretations, Circuit Testing

Repair:

Engine Rebuilding, Transmission Overhaul, Brake Component Replacement, Suspension Component Replacement, Electrical Component Repair, Body Panel Repair

Installation:

Component Installation and Replacement

Calibration:

Sensor Calibration, Throttle Body Relearn Procedures

Technical Depth

Depth:

Factory Level Detail

Diagrams:

Step-by-Step Diagrams, Exploded Views

Schematics:

Detailed Electrical Schematics, Wiring Diagrams

Specifications:

Torque Specifications, Tolerances, Clearances

Rebuilds:

Complete Engine and Transmission Rebuild Procedures

📊 Manual Specifications

File Format

Format:

Searchability:

Fully Searchable Text Content

File Size Estimate:

Varies, but comprehensive manuals are typically several hundred MBs due to high-resolution images and diagrams.

Print Quality

Resolution:

High Resolution for Clear Visuals

Readability:

Designed for Easy On-Screen Reading and Printing

Binding Type

Digital Binding:

N/A (Digital Download)

Paper Type

Digital Medium:

Electronic Document

⚙️ Engine Specifications

Primary Engine

Engine Code 1:

2.4L DOHC I4 (16-Valve) - ED1

Engine Code 2:

3.7L SOHC V6 (12-Valve) - EKG

Performance 2.4L

Horsepower 2.4L:

150 HP @ 5200 RPM

Torque 2.4L:

165 lb-ft @ 4000 RPM

Performance 3.7L

Horsepower 3.7L:

210 HP @ 5200 RPM

Torque 3.7L:

235 lb-ft @ 4000 RPM

Fuel System

Fuel Delivery:

Multi-Port Fuel Injection (MPFI)

Fuel Type:

Unleaded Gasoline

Cooling System

Coolant Capacity:

Approximately 10.4 Liters (11 Quarts) for 3.7L V6

Oil Specifications

Oil Type 2.4L:

SAE 5W-30 (API certified)

Oil Capacity 2.4L:

4.5 Liters (4.8 US Quarts) with filter

Oil Type 3.7L:

SAE 5W-30 (API certified)

Oil Capacity 3.7L:

5.2 Liters (5.5 US Quarts) with filter

🔧 Transmission

Standard

Standard Transmission:

4-Speed Automatic 42RLE

Optional

Optional Transmission:

5-Speed Manual (for 2.4L engine only)

Features

4Wd System:

Command-Trac NV231 (Part-Time 2WD/4WD) or Selec-Trac NV244 (Full-Time 4WD)

Fluid Specifications

Automatic Transmission Fluid:

ATF+4 (MS-9602) or equivalent approved fluid

Fluid Capacity

Automatic Transmission Capacity:

Approximately 7.7 Liters (8.1 US Quarts)

Manual Transmission Fluid

Manual Transmission Fluid Spec:

MS-9224 gear oil (e.g., SAE 75W-90)

📐 Dimensions

Exterior

Wheelbase:

2647 mm (104.2 inches)

Length:

4442 mm (174.9 inches)

Width:

1834 mm (72.2 inches)

Height:

1745 mm (68.7 inches)

Weights

Curb Weight Approx:

1680 kg (3704 lbs) for 4x4 V6 models

Towing Capacity:

Up to 2000 kg (4500 lbs) with V6 and factory tow package

Cargo

Cargo Volume Behind Rear Seat:

Approximately 830 Liters (29.3 cu ft)

Cargo Volume With Rear Seat Folded:

Approximately 1960 Liters (69.2 cu ft)

🛡️ Safety Features

Ratings

NHTSA Rollover Resistance:

4/5 stars (for 4x4 models)

Active Features

Standard Anti-lock Braking System (ABS)

Traction Control:

Available Traction Control System (TCS)

Passive Features

Airbags:

Standard Front Driver and Passenger Airbags, Optional Side Curtain Airbags

Construction

Body Structure:

Unibody construction with integrated frame rails for enhanced rigidity and safety.

💡 Technology Features

Infotainment

Audio System:

Factory AM/FM stereo with CD player, optional Infinity speaker system, and Sirius Satellite Radio readiness.

User Interface:

Basic analog and digital controls typical of the early 2000s.

Driver Assistance

Cruise Control:

Standard on most models.

Connectivity

Auxiliary Inputs:

Limited to factory radio features; no standard auxiliary audio input or Bluetooth in base configurations.

🔧 Maintenance

Service Intervals

Oil Change Interval:

Every 7,500 miles (12,000 km) or 6 months, whichever comes first (under normal driving conditions).

Air Filter Replacement:

Every 15,000 miles (24,000 km) or 12 months.

Transmission Fluid Change:

Every 30,000 miles (48,000 km) for severe usage, or as recommended by inspection.

Spark Plug Replacement 3.7L:

Approximately 100,000 miles (160,000 km) using recommended iridium spark plugs.

Fluid Specifications

Coolant Type:

HOAT (Hybrid Organic Acid Technology) Antifreeze/Coolant, typically Mopar OAT (Orange) or equivalent.

Brake Fluid Type:

DOT 3

Power Steering Fluid:

MS-5901 (Type 9904) power steering fluid

Known Issues

Common Issue 1:

Leaking valve cover gaskets (especially on V6 engines).

Common Issue 2:

Cracked exhaust manifolds (especially on V6 models).

Common Issue 3:

Premature wear in automatic transmission components (e.g., torque converter).

Common Issue 4:

Water pump failures.

Common Issue 5:

Fuel pump failures, particularly in warmer climates.

📚 Vehicle History

Brand Heritage

Jeep Legacy:

Builds on Jeep's long history of off-road vehicle expertise, translating it into a more versatile, everyday package.

Model Evolution

Kj Generation:

The KJ Liberty was the second generation of Jeep's compact SUV, replacing the Cherokee (XJ) in North America and serving as a more modern counterpart to the Wrangler.

Design Origin:

Developed on the Chrysler KJ platform, sharing some underpinnings with other DaimlerChrysler products of the era.

Production

Production Years:

2002-2007 (KJ generation)

Production Location

Assembly Plant:

Toledo North Complex, Toledo, Ohio, USA

🏆 Awards & Recognition

Recognitions

Off Road Recognition:

Often praised for its off-road capabilities relative to its segment, a testament to Jeep's core DNA.

Ratings

Consumer Reports Historical:

Historically received mixed reviews from consumer publications regarding reliability, which this manual helps address.