Segment:
Compact SUV / Sport Utility Vehicle.
Competitors 2002:
Honda CR-V, Toyota RAV4, Ford Escape, Nissan Xterra, Suzuki Vitara.
Off Road Capability:
Known for its respectable off-road capability, especially with available 4x4 systems, distinguishing it from more car-like crossovers.
Design Philosophy:
Rugged, utility-focused design with a focus on practicality and Jeep's inherent trail-ready image.
Demographics:
Individuals seeking a versatile, moderately capable SUV for daily driving and light to moderate off-road adventures.
Powertrain:
Engine mechanical, fuel system, cooling system, exhaust system, engine electrical, ignition system, starting and charging system.
Drivetrain:
Transmission (automatic and manual), transfer case, drive shafts, axles, differentials, hubs.
Chassis:
Suspension (front and rear), steering system, brakes (front and rear), wheels and tires.
Electrical:
Body electrical systems, lighting, instruments, audio system, power accessories, wiring diagrams, diagnostic trouble codes (DTCs).
Body:
Body panels, doors, windows, glass, interior trim, bumpers, exterior trim, collision repair.
Maintenance:
Scheduled maintenance, fluid changes, filter replacements, lubrication.
Diagnostics:
Troubleshooting guides, diagnostic charts, fault code interpretation, electrical system diagnostics.
Repair:
Step-by-step repair instructions for all major mechanical and electrical components, engine overhaul, transmission repair, brake system service, suspension and steering component replacement.
Component Replacement:
Detailed procedures for removing and installing engine components, transmission, axles, suspension parts, steering gear, brake calipers, master cylinder, fuel pump, etc.
Depth:
Comprehensive: Covers routine maintenance to complete overhaul and diagnostic procedures, suitable for professional technicians and experienced DIY enthusiasts.
Digital Format:
Likely PDF, optimized for searchability and viewing on various devices.
Illustrations Quality:
Detailed illustrations, diagrams, and schematics for clarity in repair and diagnostic procedures.
Binding:
Not applicable for digital format; if a printed version were available, likely a sturdy, professional binding.
Paper Quality:
Not applicable for digital format; original factory manuals were typically printed on durable, matte paper to reduce glare.
Engine Code And Type:
42LE (4-speed automatic) Transmission mated to the 3.7L PowerTech V6 engine or the NV1500/NV2550 (5-speed manual) Transmission mated to the 2.4L World Engine.
3.7L V6 Power:
Approximately 205 horsepower @ 5200 RPM
3.7L V6 Torque:
Approximately 235 lb-ft @ 4000 RPM
2.4L I4 Power:
Approximately 150 horsepower @ 5200 RPM
2.4L I4 Torque:
Approximately 165 lb-ft @ 4000 RPM
Injection Type:
Multi-point Fuel Injection (MPI)
Emission Controls:
California/Federal Emission Systems (depending on market).
Bore X Stroke 3.7L:
93.0 mm x 80.7 mm
Bore X Stroke 2.4L:
86.5 mm x 94.5 mm
Compression Ratio 3.7L:
9.6:1
Compression Ratio 2.4L:
9.1:1
Standard Transmission:
2.4L: 5-speed manual (NV1500/NV2550) transmission. 3.7L: 4-speed automatic (42LE) transmission.
Optional Transmission:
4-speed automatic (42LE) transmission for 2.4L engine. 4-speed automatic (45RFE/545RFE) for 3.7L engine (depending on specific configuration).
Transfer Case:
Command-Trac NV231 (Part-Time 2-Speed Transfer Case) or Selec-Trac NV242 (Full-Time 2-Speed Transfer Case) depending on 4x4 configuration.
Automatic Transmission Fluid:
Mopar ATF+4 (MS-9602) or equivalent.
Manual Transmission Fluid:
Mopar Manual Transmission Lubricant (MS-9070) or equivalent (e.g., GL-3/GL-4 rated gear oil).
Manual Gear Ratios Nv1500:
Approx. 1st: 3.96, 2nd: 2.27, 3rd: 1.37, 4th: 1.00, 5th: 0.79, Reverse: 3.56
Automatic Gear Ratios 42Le:
Approx. 1st: 2.74, 2nd: 1.54, 3rd: 1.00, 4th: 0.69, Reverse: 2.20
Wheelbase:
Approximately 104.2 inches (2647 mm)
Length:
Approximately 173.5 inches (4407 mm)
Width:
Approximately 71.5 inches (1816 mm)
Height:
Approximately 72.2 inches (1834 mm) with roof rails
Curb Weight Approx:
3600 - 4100 lbs (1633 - 1860 kg) depending on configuration.
Towing Capacity Max:
Up to 5,000 lbs (2268 kg) when properly equipped.
Standard Tire Size:
P235/70R16
Wheel Bolt Pattern:
5x114.3 mm (5x4.5 inches)
Wheel Size:
16 inches (standard)
NHTSA Rollover Resistance:
Four-star rating (for 2002 model).
ABS:
Standard Anti-lock Braking System (ABS) on all wheels.
Traction Control:
Available Traction Control System (TCS).
Airbags:
Driver and front passenger airbags.
Seatbelts:
Three-point front seat belts with pretensioners, three-point rear seat belts.
Body Structure:
Unibody construction with integrated crumple zones.
Audio System Options:
Standard AM/FM stereo with CD player. Optional Infinity premium sound system, satellite radio compatibility.
Display Type:
Basic digital or analog displays for radio and climate controls. No integrated navigation or large touchscreens in this era.
Cruise Control:
Standard cruise control.
Keyless Entry:
Optional keyless entry system.
Auxiliary Input:
Not typically available for this model year.
Oil Change Interval:
Every 3,000-7,500 miles (5,000-12,000 km) or 6-12 months, depending on driving conditions and oil type (consult manual for specifics).
Air Filter Replacement:
Typically every 15,000-30,000 miles (24,000-48,000 km), or as needed based on inspection.
Spark Plug Replacement 3.7L:
Approximately 100,000 miles (160,000 km) with platinum-tipped spark plugs.
Coolant Flush Interval:
Every 30,000-50,000 miles (48,000-80,000 km) or 3-5 years.
Engine Oil Type:
5W-30 synthetic or synthetic blend recommended for most conditions (refer to manual for specific oil weight and API service classification).
Engine Oil Capacity 3.7L:
Approximately 5 quarts (4.7 liters) with filter change.
Engine Oil Capacity 2.4L:
Approximately 5 quarts (4.7 liters) with filter change.
Coolant Type:
Mopar OAT (Organic Acid Technology) Antifreeze/Coolant, 5-Year/100,000 Mile Formula (or equivalent).
Common Complaints:
Head gasket leaks (especially on early 3.7L V6 models), differential seal leaks, minor electrical gremlins, occasional transmission issues (e.g., solenoid pack failure in 42LE).
Suspension Wear:
Control arm bushings, ball joints, and tie rod ends can experience wear due to the vehicle's weight and intended use.
Power Steering Fluid Type:
ATF+4 or Mopar Power Steering Fluid.
Jeep Legacy:
Builds on Jeep's long-standing reputation for 4x4 capability and ruggedness, extending the brand into the compact SUV market.
First Generation Kj:
The KJ Liberty was introduced for the 2002 model year, replacing the Cherokee (XJ) in North America. It was based on the DaimlerChrysler KJ platform.
Manufacturing Location:
Toledo, Ohio, USA.
Kj Generation Years:
2002-2007 (North America).