Segment:
Compact SUV / Off-Road Focused SUV
Target Audience:
Enthusiasts, DIY mechanics, fleet owners, owners seeking to maintain their vehicles.
Key Competitors:
Toyota RAV4, Honda CR-V, Ford Escape, Nissan Xterra, Suzuki Vitara.
Vehicle Usp:
Jeep's renowned off-road capability in a compact package, robust build.
Manual Value Proposition:
Empowers owners to perform comprehensive maintenance and repairs, saving on labor costs and extending vehicle life.
Covered Years:
2002, 2003, 2004, 2005, 2006
Regions Covered:
North America (US/Canada specific data likely included)
Estimated Page Count:
1500-2000+ (typical for comprehensive service manuals)
Type:
Full Service & Repair Manual
Publisher Type:
Aftermarket (likely Haynes, Chilton, or similar)
Format:
Digital (PDF) - Implied by typical online sales, though print versions exist.
Engine Mechanical:
Complete overhaul procedures, component testing, timing, lubrication, cooling.
Engine Electrical:
Ignition system, fuel injection, starting & charging, sensors, ECU diagnostics.
Transmission:
Automatic (42RLE) and Manual (NV150/NV3550) diagnosis, repair, and overhaul.
Drivetrain:
Front & Rear Axles, Differential, Transfer Case, Driveshafts, CV Joints, Hubs.
Suspension:
Front (Independent Short/Long Arm), Rear (Solid Axle) components, alignment.
Steering:
Power steering system, steering column, linkages.
Brakes:
Front discs, Rear discs, ABS system, parking brake.
Exhaust:
Catalytic converter, mufflers, pipes, O2 sensors.
Fuel:
Fuel tank, pump, lines, injectors, EVAP system.
HVAC:
Heating, Ventilation, Air Conditioning system components and diagnosis.
Electrical Body:
Lighting, power windows, locks, wipers, mirrors, horn, trailer wiring.
Chassis Body:
Frame, body panels, doors, hood, tailgate, interior trim removal.
Diagnostic Troubleshooting:
Extensive fault code listings and diagnostic procedures.
Routine Maintenance:
Oil changes, filter replacements, fluid checks, tire rotation.
Major Repairs:
Engine rebuilds, transmission overhauls, suspension component replacement.
Diagnostics:
Step-by-step troubleshooting guides for various symptoms.
Electrical Repair:
Wiring diagrams, component testing, circuit diagnosis.
Body Work:
Panel alignment, door hinge adjustment, trim replacement.
Depth:
Comprehensive: Covers everything from basic DIY maintenance to full professional-level repairs and diagnostics.
Detail Level:
Includes detailed torque specifications, clearances, and special tool requirements.
Engine Code Gas:
3.7L PowerTech V6 (EER)
Engine Code Diesel:
2.4L Turbo Diesel (ED3) - Primarily for European markets, less common in North America for this manual's typical coverage.
3.7L V6 Horsepower:
210-234 hp (depending on year and specific tuning)
3.7L V6 Torque:
235-245 lb-ft (depending on year and specific tuning)
Fuel Delivery:
Sequential Electronic Fuel Injection (SEFI)
Fuel Type:
Unleaded Gasoline (87 octane recommended)
Bore Stroke 3.7L:
93 mm x 80.7 mm
Compression Ratio 3.7L:
9.6:1
Valvetrain 3.7L:
Overhead Valve (OHV), 2 valves per cylinder
Type:
42RLE Automatic (4-speed)
Type:
NV3550 Manual (5-speed) - Available on certain trims/engines, particularly earlier models and Trail Rated variants.
Transfer Case Options:
Command-Trac NV232 (2WD/4WD Part-time, 2-speed) or optional Selec-Trac NV244 (2WD/4WD Full-time, 2-speed).
42Rle Fluid Type:
ATF+4 (Mopar)
Nv3550 Fluid Type:
MS-9224 (Manual Transmission Lubricant) or equivalent synthetic manual transmission fluid.
NHTSA Rollover Resistance:
3 (out of 5 stars) - Higher center of gravity typical for SUVs.
ABS:
Standard Anti-lock Braking System
Traction Control:
Available (Traction Control System - TCS)
Stability Control:
Not standard on most KJ models, may be present on later or specific trims as Electronic Stability Program (ESP).
Airbags:
Front dual-stage airbags for driver and front passenger.
Seatbelts:
Three-point seatbelts with pretensioners in front, three-point seatbelts in rear.
Oil Change Interval:
Every 5,000-7,500 miles (8,000-12,000 km) or 6 months, whichever comes first (synthetic oil recommended for longer intervals).
Tire Rotation Interval:
Every 5,000-7,500 miles (8,000-12,000 km)
Transmission Fluid Change Interval:
Every 30,000-60,000 miles (48,000-96,000 km), depending on driving conditions (consult manual).
Coolant Change Interval:
Every 30,000-60,000 miles (48,000-96,000 km) or 2-4 years.
Engine Oil Spec:
SAE 5W-30 (API Certified)
Engine Oil Capacity 3.7L:
5 US quarts (4.7 liters) with filter change
Coolant Type:
Mopar OAT (Organic Additive Technology) Antifreeze/Coolant, HOAT (Hybrid Organic Additive Technology) or equivalent.
Brake Fluid Type:
DOT 3 or DOT 4
Common Complaints 3.7L:
Valve cover gasket leaks, PCV valve issues, intake manifold gasket leaks, occasional oil cooler leaks.
Common Complaints Transmission:
42RLE solenoids can fail, torque converter shudder, occasional rough shifting.
Common Complaints Suspension:
Ball joint wear, tie rod end wear, control arm bushings.
Common Complaints Electrical:
WCM (Wireless Control Module) failure, blower motor resistor failure.
Common Complaints Body:
Rear liftgate strut failure, rust on rocker panels and wheel wells.
Jeep Legacy:
Jeep has a long history of producing capable off-road vehicles, starting with the Willys MB in WWII.
Kj Introduction:
The KJ Liberty replaced the Cherokee (XJ) in North America, offering a unibody construction with a more modern appearance and independent front suspension.
Kj Styling:
Distinctive styling with round headlights and a more upright, boxy profile compared to some competitors.
Production Plant:
Toledo North Complex, Toledo, Ohio, USA
Model Run:
2002-2007 (KJ generation)
Trail Rated:
Many Jeep Liberty models were 'Trail Rated,' signifying their enhanced off-road capability (Rock Crawl, Water Fording, Traction, Articulation, Ground Clearance).
Editorial Reviews:
Received mixed reviews, often praised for off-road ability and V6 power, but criticized for on-road ride comfort and fuel economy compared to some rivals.
