Jeep Liberty KJ 2002-2007 Service Repair Workshop Manual

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🏷️ Basic Information Identification Make: Jeep Model: Liberty Generation Code: KJ Model Years Covered: 2002, 2003, 2004, 2005, 2006, 2007 Codes Chassis Code: KJ 👋 Introduction Market Position Vehicle Segment:...

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类型: Car

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标签: 2002 2003 2004 2005 2006 2007 Car Cars Jeep Liberty KJ Misc

产品多属性

Description

🏷️ Basic Information

Identification

Make:

Model:

Liberty

Generation Code:

Model Years Covered:

2002, 2003, 2004, 2005, 2006, 2007

Codes

Chassis Code:

👋 Introduction

Market Position

Vehicle Segment:

Compact SUV / Crossover Utility Vehicle

Brand Perception:

Known for off-road capability and ruggedness.

Competitive Analysis

Key Competitors:

Honda CR-V, Toyota RAV4, Ford Escape, Nissan Xterra, Chevrolet Tracker.

Key Features

Off Road Capability:

Available with Jeep's renowned 4x4 systems (Command-Trac, optional Freedom Drive I/II).

Body On Frame:

One of the few compact SUVs in its era with a traditional body-on-frame construction.

Practicality:

Offers good interior space and utility for its class.

📋 Manual Details

Coverage Areas

Primary Coverage:

Service, Repair, Workshop

Page Count

Estimated Page Count:

Approximately 1500+ pages (typical for comprehensive workshop manuals)

Manual Type

Type:

Workshop Service Manual

Content Type:

Factory authorized or equivalent technical information.

Language

Language:

English

Format

Format:

Digital (likely PDF)

File Format:

PDF (Portable Document Format)

Searchability:

Likely searchable text, allowing quick access to information.

Printability:

Printable pages for on-the-go reference in the workshop.

Readability:

Designed for clarity and ease of understanding by professional mechanics and DIY enthusiasts.

📖 Manual Coverage

Systems Covered

Engine Mechanical:

Complete overhaul, component testing, diagnosis, timing belt/chain, lubrication, cooling system, fuel delivery.

Engine Electrical:

Ignition system, starting and charging systems, fuel injection controls, engine control module (ECM) diagnostics, sensor testing.

Transmission Manual:

Service, repair, overhaul procedures, clutch system, internal component specifications.

Transmission Automatic:

Service, repair, overhaul, torque converter, valve body diagnostics, fluid and filter replacement, transmission control module (TCM).

Drivetrain:

Four-wheel drive (4WD) system, transfer case operation and repair, driveshafts, axles, CV joints, differentials.

Suspension And Steering:

Front and rear suspension components, wheel alignment, steering gear, power steering system, shocks and struts, control arms, bushings.

Brakes:

Front and rear brake systems (disc and drum), ABS system, hydraulic lines, calipers, rotors, pads, parking brake.

Body And Chassis:

Body panel repair, door mechanisms, glass replacement, interior trim, frame straightening, underbody components.

Electrical System:

Wiring diagrams, lighting, power windows, locks, mirrors, instrument cluster, interior and exterior electrical components, battery, charging.

HVAC:

Air conditioning system diagnosis and repair, heater core, climate control, refrigerant charging.

Fuel System:

Fuel tank, fuel pump, fuel filter, fuel injectors, evaporative emission control (EVAP) system.

Exhaust System:

Exhaust manifold, catalytic converter, mufflers, pipes, oxygen sensors.

Procedures Included

Maintenance:

Oil changes, filter replacements, fluid checks and changes, tire rotation, brake inspection, tune-ups.

Troubleshooting:

Diagnostic procedures for common and uncommon faults, fault code interpretation, symptom-based troubleshooting.

Repair:

Component removal and installation, rebuilding procedures, calibration, adjustment methods.

Diagnostics:

On-Board Diagnostics (OBD-II) system, scan tool usage, live data interpretation, component testing with multimeter.

Special Tools:

Identification and usage of specialized tools required for specific repair procedures.

Technical Depth

Depth:

Comprehensive (from basic maintenance to complete engine/transmission rebuilds).

Diagnostic Capability:

Advanced diagnostic procedures, including electrical circuit tracing and component testing.

Wiring Diagrams:

Detailed, system-specific wiring diagrams for all major electrical systems.

Torque Specifications:

Precise torque values for all fasteners, critical for proper assembly and safety.

Schematics:

Vacuum schematics, hydraulic schematics, and electrical schematics.

⚙️ Engine Specifications

Primary Engine

Engine Code Gasoline:

2.4L PowerTech I4 (e.g., ED3)

Engine Displacement Gasoline:

2429 cc (148.2 cu in)

Engine Configuration Gasoline:

Inline 4-cylinder

Horsepower Gasoline I4:

Approx. 150 hp @ 5200 rpm

Torque Gasoline I4:

Approx. 165 lb-ft @ 4000 rpm

Engine Code V6:

3.7L PowerTech V6 (e.g., EKG)

Engine Displacement V6:

3701 cc (225.9 cu in)

Engine Configuration V6:

V6, 60-degree

Horsepower V6:

Approx. 205 hp @ 5200 rpm

Torque V6:

Approx. 235 lb-ft @ 3800 rpm

Performance

Redline Rpm:

Typically around 6000 rpm for I4, 6200 rpm for V6 (refer to manual for exact specifications)

Fuel System

Fuel Delivery:

Electronic Multi-Point Fuel Injection (MPI)

Fuel Type:

Unleaded gasoline

Recommended Octane:

87 Octane (refer to manual for specific requirements)

🔧 Transmission

Standard

Transmission Type I4:

4-speed automatic (42RLE)

Optional

Transmission Type V6:

4-speed automatic (42RLE)

Manual Transmission:

Available on some 4-cylinder models (e.g., NV1500 5-speed manual).

Features

4Wd Systems:

Command-Trac (standard 4WD), Freedom Drive I (full-time 4WD), Freedom Drive II (full-time 4WD with low range and locking center differential).

Automatic Transmission Fluid:

Chrysler ATF+4 (Mopar designation)

📐 Dimensions

Exterior

Wheelbase:

104.2 inches (2647 mm)

Length:

172.4 inches (4379 mm)

Width:

72.4 inches (1839 mm)

Height:

66.7 inches (1694 mm) (4WD)

Weights

Curb Weight I4 2Wd:

Approx. 3590 lbs (1628 kg)

Curb Weight V6 4Wd:

Approx. 3850 lbs (1746 kg)

Gross Vehicle Weight Rating Gvwr:

Approx. 4950 lbs (2245 kg)

Towing Capacity:

Up to 5,000 lbs (2268 kg) with V6 and proper towing package.

Tongue Weight Max:

500 lbs (227 kg)

Cargo

Cargo Volume Behind Rear Seat:

Approx. 38.7 cu ft (1096 L)

Cargo Volume Max Seats Folded:

Approx. 69.0 cu ft (1954 L)

🛡️ Safety Features

Ratings

NHTSA Frontal Crash Driver:

Four-star rating (refer to NHTSA for specific year/test)

NHTSA Frontal Crash Passenger:

Four-star rating (refer to NHTSA for specific year/test)

IIHS Side Impact Rating:

Good or Acceptable, depending on specific model year and equipment (refer to IIHS for details).

Active Features

Standard Anti-lock Braking System (ABS)

Traction Control:

Available Traction Control System (TCS) on some models.

Electronic Stability:

Optional Electronic Stability Control (ESC) available on later models (refer to specific year).

Passive Features

Airbags Front:

Standard front driver and passenger airbags.

Airbags Side:

Optional front side-impact airbags on some trims/years.

Seatbelts:

3-point seat belts with pretensioners.

Child Seat Anchors:

LATCH (Lower Anchors and Tethers for Children) system.

💡 Technology Features

Infotainment

Audio Systems:

Available AM/FM/CD player, with optional premium sound systems and satellite radio compatibility.

Navigation:

Optional navigation system available on higher trim levels.

Driver Assistance

Cruise Control:

Standard cruise control system.

Tire Pressure Monitoring:

Optional Tire Pressure Monitoring System (TPMS).

Connectivity

Power Outlets:

12V power outlets for accessory charging.

Auxiliary Input:

Available auxiliary audio input jack on some models.

🔧 Maintenance

Service Intervals

Oil Change Interval:

Every 3,000-5,000 miles or 3-6 months (refer to manual for specific engine and oil type).

Air Filter Replacement:

Every 15,000-30,000 miles or as needed based on driving conditions.

Spark Plug Replacement I4:

Typically around 100,000 miles (check manual for exact recommendation based on plug type).

Spark Plug Replacement V6:

Typically around 100,000 miles (check manual for exact recommendation based on plug type).

Transmission Fluid Change:

Every 30,000-60,000 miles, depending on driving conditions (severe use requires more frequent changes).

Coolant Flush:

Every 30,000-60,000 miles or 2-4 years.

Fluid Specifications

Engine Oil Type:

SAE 5W-30 (API certified)

Engine Oil Capacity I4:

Approx. 5.0 quarts (4.7 liters) with filter change.

Engine Oil Capacity V6:

Approx. 6.0 quarts (5.7 liters) with filter change.

Coolant Type:

Chrysler/Mopar OAT (Orange) Antifreeze/Coolant, 5 Year/100,000 Mile Formula.

Brake Fluid Type:

DOT 3

Known Issues

Common Issue Radiator:

Cracked plastic end tanks on radiator are a common failure point.

Common Issue Cv Axles:

Front CV axles can wear prematurely, especially on 4WD models subjected to off-road use.

Common Issue Ball Joints:

Lower ball joints can wear out, leading to clunking noises and steering issues.

Common Issue Alternator:

Alternator failures can occur, often preceded by dimming lights or battery warning lights.

Common Issue Throttle Body:

Electronic throttle body issues can cause rough idling or stalling.

Common Issue Heater Tre:

Heater core leaks can lead to a sweet smell inside the cabin and fogged windows.

Common Issue Transfer Case Actuator:

Actuator for 4WD system can fail, preventing engagement of 4WD.

📚 Vehicle History

Brand Heritage

Brand Focus:

Jeep is historically known for its ruggedness, off-road prowess, and distinct styling.

Model Evolution

Introduction Date:

The Jeep Liberty (KJ) replaced the Jeep Cherokee (XJ) in North America.

Generation Details:

The KJ generation was produced from 2002 to 2007. It featured a distinct, boxy styling and was built on a ladder frame chassis.

Facelift:

A minor facelift occurred for the 2005 model year, including updated front and rear styling, and interior refinements.

Production

Assembly Location:

Toldeo, Ohio, USA

Production Run:

2002-2007

🏆 Awards & Recognition

Recognitions

Off Road Awards:

Often cited for its off-road capabilities within its segment, though not typically tied to specific major automotive awards in this regard.

Ratings

Consumer Reports Reliability:

Reliability ratings varied by year and powertrain; consult specific year reviews.

Certifications

Emission Standards:

Compliant with EPA and CARB emission standards for its model years.