Jeep LIBERTY 2003 Service Repair Manual

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The Jeep Liberty (KJ) is a compact SUV introduced in 2003, known for blending Jeep's renowned off-road capability with a more urban-friendly package. This model offers a distinctive blend of...

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Tipo: Car

Proveedor:

SKU: 125873

Etiquetas: 2003 Car Cars Jeep LIBERTY User Manuals

Variantes de producto

Descripción

The Jeep Liberty (KJ) is a compact SUV introduced in 2003, known for blending Jeep's renowned off-road capability with a more urban-friendly package. This model offers a distinctive blend of ruggedness and versatility, making it suitable for both daily commuting and adventurous excursions. Key features include its robust construction, available Selec-Trac NV242 full-time 4WD system, and a choice of the 2.4L Power-Tech Inline-4 engine or the more powerful 3.7L Power-Tech V6. Its design prioritizes a balance between on-road comfort and the legendary Jeep trail-conquering ability, setting it apart from competitors like the Ford Escape and Toyota RAV4 in its segment. This comprehensive Service and Repair Manual provides detailed workshop procedures, diagnostic guidance, maintenance schedules, and repair instructions for the 2003 Jeep Liberty. Covering all major systems including the powertrain, chassis, electrical, and body, this manual is designed to assist owners and professional technicians in maintaining and repairing the vehicle effectively. With over 1500 pages of content, including high-quality, step-by-step diagrams and illustrations, it offers in-depth coverage of maintenance tasks, troubleshooting common issues, and technical specifications, ensuring the longevity and optimal performance of your Jeep Liberty.

🏷️ Basic Information

Identification

Make:

Model:

Liberty

Year:

Codes

Model Code:

👋 Introduction

Market Position

Vehicle Segment:

Compact SUV / Sport Utility Vehicle

Target Audience:

Enthusiasts seeking to perform their own maintenance and repairs, owners looking for detailed technical information.

Competitive Analysis

Competitors 2003:

Ford Escape, Honda CR-V, Toyota RAV4, Nissan Xterra, Suzuki Vitara.

Key Features

Manual Advantage:

User-friendly PDF format with interactive navigation, high-quality illustrations, detailed step-by-step instructions suitable for novices.

Vehicle Advantage:

Renowned Jeep off-road capability in a compact package, available with Selec-Trac NV242 full-time 4WD system.

📋 Manual Details

Coverage Areas

Manual Type:

Service and Repair Manual

Language:

English

Format:

Primary Coverage:

Workshop procedures, diagnostics, maintenance, repair

Page Count

Estimated Page Count:

1500+

📖 Manual Coverage

Systems Covered

Powertrain:

Engine mechanical, engine performance, fuel system, ignition system, exhaust system, transmission (automatic and manual), transfer case, driveline

Chassis:

Suspension (front and rear), steering system, brake system (front and rear, ABS), wheels and tires

Electrical:

Body control modules, instrument cluster, lighting, power windows, power door locks, wipers, horns, audio system, charging system, starting system, basic wiring diagrams

Body:

Exterior body panels, interior trim, seats, doors, glass, HVAC (heating, ventilation, air conditioning)

Procedures Included

Maintenance:

Scheduled maintenance intervals, fluid checks and changes, filter replacements, lubrication

Diagnostics:

Troubleshooting guides, diagnostic trouble codes (DTCs) interpretation, component testing

Repair:

Component removal and installation, adjustments, component rebuilding (where applicable)

Technical Specifications:

Torque specifications, clearances, fluid capacities, electrical specifications

Technical Depth

Depth Level:

Comprehensive (suitable for DIY enthusiasts and professional technicians)

Diagrams Illustrations:

High-quality, step-by-step diagrams and illustrations

Searchability:

Interactive with easy subject/link navigation, searchable text

📊 Manual Specifications

File Format

Format:

Interactivity:

Yes (hyperlinked table of contents, internal links)

Print Quality

Printable:

Yes (user can print specific pages as needed)

Binding Type

Binding:

N/A (Electronic PDF)

Paper Type

Paper Type:

N/A (Electronic PDF)

⚙️ Engine Specifications

Primary Engine

Engine Name:

2.4L Power-Tech Inline-4

Engine Code:

ED1 (for 2.4L)

Displacement:

2429 cc

Bore X Stroke:

87.5 mm x 100.0 mm

Compression Ratio:

9.1:1

Horsepower Hp:

150 hp @ 5200 rpm

Torque Lb Ft:

170 lb-ft @ 4000 rpm

Fuel System

Fuel Delivery:

Sequential Multi-Port Fuel Injection (MPI)

Fuel Type:

Unleaded gasoline

Engine Variants

Optional Engine Name:

3.7L Power-Tech V6

Optional Engine Code:

EWG (for 3.7L)

Optional Displacement:

3701 cc

Optional Horsepower Hp:

205 hp @ 5200 rpm

Optional Torque Lb Ft:

235 lb-ft @ 4000 rpm

🔧 Transmission

Standard

Transmission Type 2.4L:

5-speed Manual Transmission (NSG 370)

Optional

Transmission Type 3.7L:

4-speed Automatic Transmission (42RLE)

Transmission Type 2.4L Auto Option:

4-speed Automatic Transmission (42RLE)

Features

Transfer Case Standard:

Command-Trac NV241G (Part-time 2WD, 4WD Part-Time, 4WD Full-Time Neutral)

Transfer Case Optional:

Selec-Trac NV242 (Part-time 2WD, 4WD Part-Time, 4WD Full-Time, Neutral)

📐 Dimensions

Exterior

Length:

176.1 inches (4473 mm)

Width:

72.0 inches (1829 mm)

Height:

69.5 inches (1765 mm)

Wheelbase:

104.2 inches (2647 mm)

Weights

Curb Weight Min:

3,770 lbs (1710 kg)

Curb Weight Max:

4,140 lbs (1878 kg)

Cargo

Cargo Volume Behind Rear Seat:

38.5 cu ft (1.09 m³)

Cargo Volume With Rear Seat Folded:

66.9 cu ft (1.89 m³)

🛡️ Safety Features

Ratings

NHTSA Frontal Driver 2003:

★★★★★ (5-star)

NHTSA Frontal Passenger 2003:

★★★★★ (5-star)

NHTSA Side Driver 2003:

★★★★☆ (4-star)

NHTSA Side Rear Passenger 2003:

★★★★☆ (4-star)

Rollover Resistance 2003:

★★★★☆ (4-star)

Active Features

Standard (4-wheel ABS on most models)

Traction Control:

Available

Passive Features

Airbags:

Front airbags, available side curtain airbags

Seatbelts:

3-point front and rear seatbelts

💡 Technology Features

Infotainment

Infotainment Options:

AM/FM/CD player, optional Infinity premium sound system, optional navigation system.

Driver Assistance

Driver Assistance Features:

ABS (standard), available Traction Control System (TCS).

Connectivity

Connectivity Features:

12V power outlets, available auxiliary input for audio devices.

🔧 Maintenance

Service Intervals

Oil Change Interval:

Every 3,000 to 5,000 miles (depending on oil type and driving conditions)

Tire Rotation:

Every 5,000 to 7,500 miles

Coolant Flush:

Every 30,000 to 50,000 miles or 2-5 years

Fluid Specifications

Engine Oil Type:

SAE 5W-30 (API SN or higher)

Engine Oil Capacity 2.4L:

4.5 US quarts (4.3 L)

Engine Oil Capacity 3.7L:

5.0 US quarts (4.7 L)

Transmission Fluid Type Auto:

ATF+4 (MS-9602)

Transfer Case Fluid Type:

Mopar NV242 / NV241G Transfer Case Lubricant

Differential Fluid Type Front:

API GL-5, SAE 80W-90

Differential Fluid Type Rear:

API GL-5, SAE 80W-90 (with limited slip additive if equipped)

Known Issues

Common Problems Engine 2.4L:

Head gasket failures, oil leaks, intake manifold gasket leaks.

Common Problems Engine 3.7L:

Oil filter housing leaks, intake manifold gasket leaks, rocker arm issues.

Common Problems Transmission:

Transmission fluid leaks, torque converter issues (42RLE).

Common Problems Suspension:

Worn ball joints, tie rod ends, and control arm bushings.

Common Problems Electrical:

Window regulator failures, HVAC blower motor resistor failure, intermittent gauge readings.

📚 Vehicle History

Brand Heritage

Jeep Legacy:

Jeep's heritage is rooted in military vehicles and rugged off-road capability, dating back to World War II.

Model Evolution

Liberty Generation:

First Generation (KJ), 2002-2007.

Liberty Design Basis:

Designed as a smaller, more urban-friendly sibling to the Grand Cherokee, but retaining Jeep's signature styling and off-road prowess.

Production

Production Plant:

Toledo Complex, Ohio, USA

🏆 Awards & Recognition

Recognitions

Segment Recognition:

Praised for its off-road capability within the compact SUV segment, offering a more rugged alternative.