🏷️ Basic Information

Make:

Jeep

Model:

Liberty

Generation:

KJ (First Generation)

Product Name:

Jeep Liberty KJ Service Repair Manual

👋 Introduction

Purpose:

A comprehensive resource designed to empower owners and technicians to perform all repairs, aiming to save money and ensure optimal vehicle condition.

Advantage:

Provides dealership-level technical information, bridging the gap between professional and DIY repair.

Content Highlight:

Step-by-step explanations, detailed illustrations, and critical technical data.

📋 Manual Details

Scope:

Comprehensive repair and service for the entire vehicle, from front to back.

Estimated Pages:

Extensive (typical service manuals for this era often exceed 1500 pages, though specific count not provided).

Type:

Service Repair Manual

Language:

English

Format:

Digital (implied by 'will be send to you')

📖 Manual Coverage

Engine:

Overhaul, rebuilding, performance tuning, timing belt service, firing orders.

Transmission:

Removal, installation, and in-car servicing.

Drivetrain:

U-joint and CV-joint service procedures.

Suspension:

Comprehensive coverage including front end and alignment procedures and specifications.

Brakes:

Brake servicing procedures.

Electrical:

Complete wiring diagrams.

Diagnostics:

Troubleshooting, diagnostics, computer diagnostic trouble tree charts.

Climate Control:

Air conditioning service and capacities.

Fuel System:

Vacuum diagrams (often related to fuel and emissions systems).

Maintenance:

Basic servicing, fluid changes, inspections.

Repair:

Step-by-step repair instructions for all major components.

Diagnostics:

Systematic troubleshooting guides and diagnostic procedures.

Rebuilding:

Engine overhaul and rebuilding procedures.

Depth:

Detailed illustrations, depth illustrations, technical specifications, and step-by-step explanations.

Diagnostics Level:

Advanced, including computer diagnostics.

Specification Detail:

Complete torque specifications, capacities, and technical data.

Target Audience:

Professional mechanics and DIY enthusiasts with basic mechanical knowledge.

📊 Manual Specifications

Digital Format:

Likely PDF, optimized for searchability and printing.

Illustration Quality:

High quality, detailed illustrations and diagrams for clarity.

Physical Binding:

Not applicable for digital format, but professional quality implies organized and easily navigable.

Digital Paper Equivalent:

High-resolution pages suitable for on-screen viewing and printing.

⚙️ Engine Specifications

Engine Options:

Likely covers the 2.4L (147 cu in) PowerTech I4 and the 3.7L (226 cu in) PowerTech V6 engines commonly found in the KJ Liberty.

2.4L Power:

Approx. 150 hp @ 5,200 rpm

2.4L Torque:

Approx. 165 lb-ft @ 4,000 rpm

3.7L Power:

Approx. 210-230 hp @ 6,000 rpm (depending on year/tuning)

3.7L Torque:

Approx. 235-245 lb-ft @ 4,000 rpm (depending on year/tuning)

Injection Type:

Sequential Multi-Port Fuel Injection (MPI)

Fuel Type:

Unleaded gasoline

Timing Belt:

For the 2.4L engine, a timing belt is used. Replacement is critical per schedule. For the 3.7L V6, a timing chain is used, which is generally maintenance-free but requires specific inspection if issues arise.

🔧 Transmission

Manual Transmission:

5-speed manual (e.g., NV3500) likely available with certain engine/drivetrain configurations.

Automatic Transmission:

4-speed automatic (e.g., 42RLE) commonly paired with both engines.

Transfer Case:

Command-Trac NV242 (part-time, two-speed) or Selec-Trac NV244 (full-time, two-speed with 4WD auto mode) transfer case options.

Automatic Fluid Type:

ATF+4 (MS-9602) for 42RLE transmission.

Manual Fluid Type:

Refer to manual for specific gear oil requirements (e.g., SAE 75W-90 GL-4/GL-5).

📐 Dimensions

Wheelbase:

104.3 inches (2649 mm)

Length:

170.5 inches (4331 mm)

Width:

71.7 inches (1821 mm)

Height:

68.2 inches (1732 mm)

Curb Weight:

Approximately 3,800 - 4,200 lbs (1724 - 1905 kg), depending on configuration.

Towing Capacity:

Up to 5,000 lbs (2268 kg) when properly equipped.

Payload Capacity:

Approximately 900 - 1100 lbs (408 - 499 kg).

🛡️ Safety Features

NHTSA Front Impact Driver:

Four stars (for models up to 2007).

NHTSA Front Impact Passenger:

Five stars (for models up to 2007).

IIHS Side Impact:

Acceptable (for models up to 2007).

ABS:

Standard Anti-lock Braking System (ABS).

Traction Control:

Available Traction Control (TCS) and often integrated with 4WD systems.

Stability Control:

Electronic Stability Control (ESC) became available on later KJ models.

Airbags:

Front airbags standard; optional side curtain airbags on some trims/years.

💡 Technology Features

Audio Options:

Factory AM/FM/CD players, with optional Infinity premium sound systems and SiriusXM satellite radio on later models.

Navigation:

Optional factory navigation system on higher trims for later model years.

Parking Assistance:

Rear parking assist sensors available on some trims.

🔧 Maintenance

Oil Change Interval:

Typically every 3,000-7,500 miles or 6-12 months, depending on oil type and driving conditions (refer to manual for specific year/engine).

Tire Rotation Interval:

Every 5,000-7,500 miles.

Timing Belt Replacement 2.4L:

Recommended replacement every 90,000 to 100,000 miles or 7 years.

Engine Oil 2.4L:

SAE 5W-30, API Certified. Capacity approx. 4.5 quarts (4.3 liters) with filter.

Engine Oil 3.7L:

SAE 5W-30, API Certified. Capacity approx. 5.0 quarts (4.7 liters) with filter.

Coolant:

Mopar HOAT (Hybrid Organic Acid Technology) coolant, typically orange. Capacity approx. 10.5-11.5 quarts (9.9-10.9 liters).

Brake Fluid:

DOT 3 or DOT 4 brake fluid.

Common Problems:

Typical issues can include: leaking valve cover gaskets, worn sway bar links, ABS sensor failures, radiator leaks, transmission fluid cooler issues, and occasional PCM issues.

Engine Performance Notes:

The 3.7L V6 can sometimes suffer from minor oil consumption if not properly maintained, and both engines require attention to cooling system integrity to prevent overheating.

📚 Vehicle History

Jeep Legacy:

Jeep, a brand synonymous with off-road capability and ruggedness, has a history dating back to WWII.

Liberty Introduction:

The Liberty (KJ) was introduced for the 2002 model year as a replacement for the Cherokee (XJ), bridging the gap between the Wrangler and Grand Cherokee. It aimed for a more modern, refined approach while retaining Jeep's core off-road DNA.

Kj Facelift:

The KJ received a facelift for the 2005 model year, featuring updated styling, interior refinements, and improved powertrains.

Production Years:

2002-2007

Manufacturing Location:

Toledo, Ohio, USA

🏆 Awards & Recognition

Off Road Capability:

Consistently recognized for its off-road prowess within its segment, particularly with 4x4 systems.

Consumer Reports:

Consumer Reports ratings varied by model year, with some years showing average or below-average predicted reliability, emphasizing the importance of thorough maintenance as detailed in this manual.