🏷️ Basic Information

Make:

Jeep

Model:

Liberty

Chassis Code:

KJ

Model Years Covered:

2002-2007

👋 Introduction

Target Audience:

DIY enthusiasts, independent repair shops, and professional mechanics seeking factory-level repair data.

Value Proposition:

Provides comprehensive factory-level information to empower owners and technicians to perform accurate diagnostics and repairs, saving time and money.

Competitor Manuals:

Outperforms aftermarket manuals in terms of detail, accuracy, and factory schematics.

Documentation Source:

Directly from manufacturer's original service documentation.

Diagnostic Tools Coverage:

Essential for using factory-level scan tools and diagnostic equipment.

Completeness:

Covers all aspects of vehicle service, repair, and maintenance.

📋 Manual Details

Manual Type:

Factory Service & Repair Workshop Manual

Language:

English

Format:

Digital Download (PDF compatible)

Digital Rights:

No Expiry Dates, No Extra Fees

📖 Manual Coverage

Engine Mechanical:

Complete engine disassembly, assembly, diagnostics, and repair procedures for all available engine variants.

Engine Management:

Detailed coverage of fuel injection, ignition system, emissions control systems (EVAP, EGR), sensors, actuators, and PCM diagnostics.

Transmission Manual:

Repair and overhaul procedures for manual transmissions.

Transmission Automatic:

Comprehensive diagnostic, repair, and overhaul procedures for automatic transmissions, including torque converter and valve body.

Drivetrain:

Front and rear axle assemblies, differentials, driveshafts, CV joints, and 4WD system operation and repair.

Suspension:

Front and rear suspension components, alignment specifications, shock absorbers, springs, bushings, and steering knuckle repair.

Steering:

Power steering system, steering gear, tie rods, steering column, and electronic power steering (if applicable).

Brakes:

Front and rear brake systems (disc/drum), ABS, brake fluid specifications, bleeding procedures, caliper and rotor replacement, and parking brake.

Electrical System:

Complete electrical schematics, wiring diagrams, battery, charging system (alternator, starter), lighting, horns, wipers, and power windows.

Body And Frame:

Body panel removal/installation, door mechanisms, interior trim, glass replacement, and frame structural information.

HVAC:

Air conditioning system, heater core, blower motor, climate control operation, and refrigerant recharge procedures.

Diagnostics:

On-Board Diagnostics (OBD-II) systems, trouble code (DTC) definitions, diagnostic flowcharts, and scan tool usage.

Scheduled Maintenance:

Detailed maintenance schedules, fluid changes, filter replacements, and lubrication points for various mileages and time intervals.

Routine Servicing:

Oil changes, filter replacements, tire rotations, brake inspections, fluid checks, and general upkeep.

Troubleshooting Guides:

Systematic diagnostic procedures for common and uncommon faults, including symptom-based troubleshooting.

Component Replacement:

Step-by-step instructions for replacing virtually every component of the vehicle, from spark plugs to engine internals.

Overhaul Procedures:

Complete engine, transmission, and differential overhaul instructions, including torque specifications and clearances.

Wiring Diagrams:

High-quality, detailed wiring diagrams for all electrical systems, color-coded for clarity.

Torque Specifications:

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

Special Tools:

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

Diagnostic Capability:

Advanced diagnostic procedures for complex electronic systems, including signal tracing and waveform analysis.

Repair Scope:

Covers everything from basic fluid changes to complete engine and transmission rebuilds.

Electrical Diagnostics:

Detailed fault isolation for complex electrical circuits, including multiplexed systems.

Engine Rebuild:

Comprehensive instructions for engine teardown, cleaning, inspection, machining, and reassembly, including piston ring gap, bearing clearances, and valve seating.

Transmission Rebuild:

Detailed procedures for automatic and manual transmission overhaul, including clutch pack replacement, seal installation, and valve body calibration.

📊 Manual Specifications

File Type:

PDF

Searchability:

Fully searchable text for quick access to information.

Print Quality:

High-resolution graphics and schematics suitable for printing.

Device Compatibility:

Compatible with computers, tablets, and smartphones.

File Size:

Typically ranges from 150MB to 500MB, depending on image quality and detail.

Update Policy:

One-time purchase with no subscription or expiry.

Binding:

N/A (Digital Download)

Paper:

N/A (Digital Download)

⚙️ Engine Specifications

Engine Options:

2.4L Power-Tech I4, 3.7L Power-Tech V6

2.4L I4 Horsepower:

150 hp @ 5,200 rpm

2.4L I4 Torque:

170 lb-ft @ 4,000 rpm

3.7L V6 Horsepower:

210 hp @ 5,200 rpm

3.7L V6 Torque:

235 lb-ft @ 4,000 rpm

Fuel Induction:

Electronic Fuel Injection (MPI)

Recommended Fuel:

87 Octane Unleaded (91 Octane recommended for 3.7L V6 for optimal performance)

Engine Code 2 4:

ED1 (Power-Tech I4)

Engine Code 3 7:

EWG (Power-Tech V6)

🔧 Transmission

Standard Transmission:

4-speed Automatic Transmission (42RLE)

Optional Transmission:

5-speed Manual Transmission (NV3500)

42Rle Features:

Electronically controlled, overdrive, lock-up torque converter.

Nv3500 Features:

Robust, synchronized manual gearbox.

Automatic Transmission Fluid:

ATF+4 (Mopar)

Manual Transmission Fluid:

Mopar Manual Transmission Lubricant (or equivalent API GL-4, SAE 75W-90)

📐 Dimensions

Wheelbase:

Approx. 104.2 inches (2647 mm)

Length:

Approx. 177.1 inches (4498 mm)

Width:

Approx. 72.4 inches (1839 mm)

Height:

Approx. 70.7 inches (1796 mm) (varies with 4x4)

Curb Weight:

Approx. 3,700 - 4,200 lbs (1680 - 1905 kg) (varies by configuration)

Towing Capacity:

Up to 5,000 lbs (2268 kg) with optional towing package

Cargo Volume Behind 1St Row:

Approx. 69.0 cu ft (1954 L)

Cargo Volume Behind 2Nd Row:

Approx. 38.0 cu ft (1076 L)

🛡️ Safety Features

NHTSA Front Driver Side:

5 Stars (for models with side airbags)

NHTSA Front Passenger Side:

5 Stars (for models with side airbags)

IIHS Side Impact:

Good (for models equipped with side airbags)

ABS:

Standard Anti-lock Braking System (ABS)

Traction Control:

Available Traction Control System (TCS)

Electronic Stability Control:

Available Electronic Stability Control (ESC) on some later models.

Airbags:

Standard front airbags, optional side-curtain airbags.

Seatbelts:

3-point front and rear seatbelts with pretensioners.

Child Seat Anchors:

LATCH (Lower Anchors and Tethers for Children) system.

💡 Technology Features

Infotainment System:

Base AM/FM/CD player. Optional Sirius satellite radio, Infinity premium audio system, and Uconnect hands-free communication system on later models.

Driver Assistance Features:

Basic features like cruise control and power windows. Advanced driver-assistance systems (ADAS) were not prevalent in this era.

Connectivity Options:

Optional Bluetooth connectivity for Uconnect system on later models.

🔧 Maintenance

Oil Change Interval:

Every 5,000 - 7,500 miles (8,000 - 12,000 km) or 6 months, whichever comes first (depending on oil type and driving conditions).

Air Filter Replacement:

Every 30,000 miles (48,000 km) or as needed based on inspection.

Spark Plug Replacement 2 4:

Every 100,000 miles (160,000 km) with Iridium spark plugs (check manual for specific type).

Spark Plug Replacement 3 7:

Every 100,000 miles (160,000 km) with Iridium spark plugs (check manual for specific type).

Coolant Flush Interval:

Every 50,000 - 100,000 miles (80,000 - 160,000 km) or 5 years, whichever comes first.

Engine Oil Spec 2 4:

SAE 5W-30, API SN or higher, Chrysler MS-6395.

Engine Oil Spec 3 7:

SAE 5W-30, API SN or higher, Chrysler MS-6395.

Coolant Type:

OAT (Organic Additive Technology) Extended Life Antifreeze/Coolant (typically Mopar P/N 05103539AA or equivalent).

Brake Fluid Type:

DOT 3

Common Problem Heater Core:

Leaking heater core, often resulting in coolant smell inside the cabin and foggy windows.

Common Problem Alternator:

Premature alternator failure, particularly on models with the 3.7L V6.

Common Problem Rear Main Seal:

Rear main crankshaft seal leaks.

Common Problem Transmission Cooler Lines:

Corrosion and leaks in transmission cooler lines, potentially leading to transmission fluid loss.

Common Problem Upholstery:

Wear and tear on interior upholstery, especially driver's seat bolsters.

Common Problem Power Steering Pump:

Failure of the power steering pump, causing noise and loss of assist.

📚 Vehicle History

Jeep Legacy:

Built on a rich heritage of off-road capability and ruggedness, a core tenet of the Jeep brand.

Kj Generation:

First generation Jeep Liberty (KJ) introduced in 2001 for the 2002 model year, replacing the Cherokee (XJ) in North America. Designed on the DaimlerChrysler 'Compact SUV' platform (shared with Mitsubishi Pajero Sport).

Facelift:

Received a minor facelift for the 2005 model year, including updated front and rear fascias, revised interior trim, and improved powertrain options.

Manufacturing Location:

Toledo, Ohio, USA

🏆 Awards & Recognition

Kl Safety Award:

Achieved good safety ratings from NHTSA and IIHS, particularly with optional side airbags, making it a competitive offering for its time.