Jeep LIBERTY KJ Service Repair Workshop Manual 2003-2004

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🏷️ Basic Information Identification Make: Jeep Model: Liberty Generation Generation Name: KJ Codes Platform Code: KJ Chassis Code: KJ 👋 Introduction Market Position Segment: Compact SUV / Off-road capable crossover...

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Type: Car

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Sku: 289808

Tags: 2003 2004 Car Cars Jeep LIBERTY KJ Misc

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Description

🏷️ Basic Information

Identification

Make:

Model:

Liberty

Generation

Generation Name:

Codes

Platform Code:

Chassis Code:

👋 Introduction

Market Position

Segment:

Compact SUV / Off-road capable crossover

Positioning:

Positioned as a more rugged, off-road oriented alternative to traditional car-based crossovers, with Jeep's iconic styling cues.

Competitive Analysis

Key Competitors:

Toyota RAV4, Honda CR-V, Ford Escape, Nissan Xterra, Subaru Forester

Key Features

Off Road Capability:

Jeep's Command-Trac NV242 (part-time) and optional Selec-Trac NV244 (full-time) 4WD systems offered superior off-road capability compared to many competitors.

Powertrain Options:

Availability of the robust 3.7L PowerTech V6 engine and the efficient 2.8L VM Motori CRD turbodiesel (in select markets) provided distinct powertrain advantages.

Body On Frame:

Unique in its segment for its time, the KJ Liberty featured a body-on-frame construction, enhancing its durability and towing capacity.

Design Language:

Distinctive Jeep styling with the seven-slot grille, round headlights, and upright stance.

📋 Manual Details

Coverage Areas

Coverage Scope:

All Models & All Repairs A-Z

Page Count

Estimated Page Count:

1500+

Manual Type

Type:

Service Repair Workshop Manual

Language

Language:

English

Format

Format:

Digital (PDF)

📖 Manual Coverage

Systems Covered

Engine:

Complete diagnostics, repair, overhaul for all KJ Liberty engines (e.g., 3.7L V6 PowerTech, 2.4L DOHC, 2.8L CRD Diesel)

Transmission:

Service, repair, and overhaul procedures for automatic (e.g., 42RLE, 45RFE) and manual transmissions, including transfer case and differentials

Brakes:

Hydraulic system, ABS, rear drum/disc, parking brake, master cylinder, calipers, lines, and bleeding procedures

Electrical System:

Wiring diagrams, fuse box layouts, lighting, power accessories, starting and charging systems, body control modules (BCM)

Suspension:

Front (independent short/long arm) and rear (solid axle) suspension components, alignment, shock absorbers, springs

Steering:

Power steering system, steering column, linkages, wheel alignment specifications

Body And Chassis:

Frame, body panels, doors, interior trim, bumpers, glass, and associated hardware

Climate Control:

HVAC system operation, refrigerant handling, compressor, blower motor, actuators, cabin filter replacement

Fuel System:

Fuel pump, injectors, fuel filter, evaporative emissions control (EVAP)

Exhaust System:

Catalytic converter, mufflers, pipes, O2 sensors

Cooling System:

Radiator, thermostat, water pump, hoses, coolant specifications

Safety Systems:

Airbag system diagnostics, SRS module, seat belt mechanisms

Procedures Included

Maintenance:

Routine maintenance, fluid changes, filter replacements, tire rotation, scheduled service intervals

Diagnostics:

Troubleshooting charts, diagnostic trouble codes (DTCs), symptom-based diagnostics

Repair:

Step-by-step repair instructions for all major vehicle components and systems

Overhaul:

Complete engine and transmission rebuild procedures

Installation:

Component replacement and installation guidance

Wiring Diagrams:

Detailed, vehicle-specific wiring schematics for all electrical systems

Torque Specifications:

Comprehensive list of torque values for all fasteners

Technical Depth

Depth:

In-depth, dealership-level technical information for all repair and maintenance tasks

Precision:

Vehicle/model specific, not generic information

📊 Manual Specifications

File Format

Format:

Searchability:

Fully searchable text

Accessibility:

Printable pages

Print Quality

Resolution:

High-resolution for clarity of diagrams and text

Binding Type

Binding:

N/A (Digital)

Paper Type

Paper Type:

N/A (Digital)

⚙️ Engine Specifications

Primary Engine

Engine Name:

3.7L PowerTech V6

Engine Code:

EWG / EVE (depending on market/model year)

Configuration:

90-degree V6

Displacement:

3701 cc (225.9 cubic inches)

Bore X Stroke:

93.0 mm x 90.8 mm (3.66 in x 3.57 in)

Valvetrain:

Overhead Valve (OHV), 2 valves per cylinder

Compression Ratio:

9.6:1

Horsepower Net:

205 hp @ 5200 rpm (approx. for 2003-2004 models)

Torque Net:

235 lb-ft @ 4000 rpm (approx. for 2003-2004 models)

Alternative Engine

Engine Name:

2.4L DOHC I4

Engine Code:

Displacement:

2429 cc (148.2 cubic inches)

Horsepower Net:

150 hp @ 5800 rpm

Torque Net:

165 lb-ft @ 4000 rpm

Engine Name Diesel:

2.8L CRD I4 Turbodiesel

Engine Code Diesel:

Displacement Diesel:

2776 cc (169.4 cubic inches)

Horsepower Net Diesel:

140 hp @ 3800 rpm

Torque Net Diesel:

250 lb-ft @ 1800 rpm

Fuel System

Type:

Sequential Electronic Fuel Injection (SEFI)

Fuel Type:

Unleaded gasoline (87 octane minimum recommended for 3.7L), Diesel fuel for CRD

Fuel Pump Pressure:

Refer to manual for specific pressure ranges

🔧 Transmission

Standard

Type:

4-Speed Automatic (42RLE / 45RFE)

Optional

Type:

5-Speed Manual Transmission (NV1500 or NV3500)

Features

Drive Type:

Rear-Wheel Drive (RWD) or Four-Wheel Drive (4WD)

4Wd System Command Trac:

Part-time, 2-speed transfer case (NV242)

4Wd System Selec Trac:

Full-time, 2-speed transfer case with automatic mode (NV244, optional)

Fluid Type Automatic

Fluid:

ATF+4 (Mopar)

Fluid Capacity Automatic

Capacity:

Approx. 8.5 quarts (8.0 L) for 42RLE, Refer to manual for 45RFE

Fluid Type Manual

Fluid:

Manual Transmission Lubricant (e.g., Mopar Manual Transmission Lubricant or equivalent API GL-3/GL-4)

Fluid Capacity Manual

Capacity:

Refer to manual for specific capacities

📐 Dimensions

Exterior

Length:

Approx. 175.4 inches (4455 mm)

Width:

Approx. 71.7 inches (1821 mm) without mirrors

Height:

Approx. 72.1 inches (1831 mm) with roof rack

Wheelbase:

Approx. 104.2 inches (2647 mm)

Interior

Front Headroom:

Approx. 40.5 inches (1029 mm)

Rear Headroom:

Approx. 39.9 inches (1013 mm)

Front Legroom:

Approx. 41.7 inches (1059 mm)

Rear Legroom:

Approx. 33.1 inches (841 mm)

Cargo

Cargo Volume Behind Rear Seat:

Approx. 23.0 cu ft (0.65 m³)

Cargo Volume With Rear Seat Folded:

Approx. 60.8 cu ft (1.72 m³)

Weights

Curb Weight Rwd:

Approx. 3700-4000 lbs (1678-1814 kg)

Curb Weight 4Wd:

Approx. 3900-4200 lbs (1769-1905 kg)

Towing Capacity:

Up to 3500 lbs (1588 kg) when properly equipped

Refer to vehicle compliance plate (Gross Vehicle Weight)

🛡️ Safety Features

Ratings

NHTSA Front Impact Driver:

4-Star (for 2003 model)

NHTSA Front Impact Passenger:

4-Star (for 2003 model)

NHTSA Side Impact Front Seat:

5-Star (for 2003 model)

NHTSA Side Impact Rear Seat:

5-Star (for 2003 model)

IIHS Frontal Offset:

Good (for 2002-2007 models, though structural changes occurred)

IIHS Side Impact:

Acceptable (for models with side airbags)

Active Features

Standard Anti-lock Braking System (ABS) on all models

Traction Control:

Optional Traction Control System (TCS)

Electronic Stability Control:

Electronic Stability Control (ESC) became available on later models, check specific vehicle

Passive Features

Airbags Front:

Standard multi-stage front airbags

Airbags Side:

Optional front-seat side airbags, Optional Sirius satellite radio

Seat Belts:

3-point seat belts with pretensioners

💡 Technology Features

Infotainment

Audio System:

Optional premium audio systems, CD player, AM/FM radio, Sirius satellite radio capability

Navigation:

Optional factory navigation system available on some trims

Driver Assistance

Cruise Control:

Standard cruise control

Keyless Entry:

Optional keyless entry system

Power Accessories:

Power windows, power door locks, power mirrors standard or optional depending on trim

Connectivity

Auxiliary Input:

Available auxiliary audio input jack on some later models or through aftermarket installation

🔧 Maintenance

Service Intervals

Oil Change Frequency:

Every 3,000-5,000 miles or 3-6 months, depending on driving conditions (refer to manual for specific recommendations)

Tire Rotation:

Every 6,000-7,500 miles

Engine Air Filter:

Inspect every 15,000 miles, replace as needed or every 30,000 miles

Cabin Air Filter:

Inspect/replace annually or every 15,000 miles

Spark Plugs 3.7L V6:

Typically every 100,000 miles (using platinum or iridium plugs)

Fluid Specifications

Engine Oil 3.7L V6:

SAE 5W-30, API SP/SN/SM/SL rated, MS-6395 specification

Engine Oil Capacity 3.7L V6:

Approx. 5.0 quarts (4.7 L) with filter change

Coolant:

Mopar OAT (Oldest Available Technology) or HOAT (Hybrid OAT) Antifreeze/Coolant, Blue or Pink color, 50/50 mix with distilled water

Brake Fluid:

DOT 3 or DOT 4

Power Steering Fluid:

Chrysler Power Steering Fluid (MS-5931) or equivalent

Known Issues

Interior Rattles:

Commonly reported, often related to dashboard and trim components

Rear Main Seal Leaks:

Some 3.7L V6 engines experienced rear main seal leaks

Transfer Case Issues:

Potential for transfer case actuator or sensor failures, especially with higher mileage

Cv Axle Wear:

Front CV axles can wear, particularly in vehicles used for off-roading

ABS Wheel Speed Sensors:

ABS warning lights due to faulty wheel speed sensors are not uncommon

Transmission Hard Shifting:

Can occur with worn internal components or low fluid levels/quality

📚 Vehicle History

Brand Heritage

Brand Origin:

Jeep, founded in 1941, is renowned for its off-road prowess and utilitarian vehicles.

Model Evolution

Kj Generation Start Year:

Kj Generation End Year:

Kj Facelift Year:

2005 (minor exterior/interior updates)

Production

Assembly Location:

Toledo, Ohio, USA

Manufacturer:

DaimlerChrysler (during these model years)

🏆 Awards & Recognition

Recognitions

Off Road Ranking:

Consistently ranked well for off-road capability within its segment by automotive journalists and enthusiasts.

Ratings

Fuel Economy:

EPA estimates for 3.7L V6 4WD: approx. 13 MPG city / 17 MPG highway (figures vary by year and specific configuration).

Certifications

Emissions Standards:

Meets applicable emissions standards for the model years.