Segment:
Compact/Mid-size SUV
Target Audience:
Enthusiasts, DIY mechanics, professional repair shops.
Key Competitors:
Toyota RAV4, Honda CR-V, Ford Escape, Nissan Xterra.
Vehicle Philosophy:
Combines Jeep's off-road capability with a more refined, car-like unibody construction compared to traditional body-on-frame SUVs.
Manual Value Proposition:
Provides authoritative, detailed factory-level information for accurate diagnostics and repairs, crucial for maintaining this generation of Jeep.
Primary Coverage:
Jeep Cherokee KJ 2002, 2003, 2004, 2005, 2006, 2007
Estimated Pages:
Hundreds of pages (exact count varies by official publisher)
Type:
Factory Service Repair Manual
Engine Systems:
Engine mechanical, fuel system, ignition system, cooling system, lubrication system, exhaust system, emissions control.
Transmission Drivetrain:
Manual and automatic transmissions, transfer case, drivelines, axles, differentials.
Suspension Steering:
Front and rear suspension components, steering system, power steering.
Brakes:
Front and rear brake systems, ABS, parking brake.
Electrical Electronics:
Battery, charging system, starting system, lighting, instrumentation, body electrical, Powertrain Control Module (PCM), Body Control Module (BCM), comfort and convenience systems.
HVAC:
Heating, Ventilation, and Air Conditioning (HVAC) system.
Body Chassis:
Exterior body panels, interior trim, chassis frame, doors, glass, seats.
Maintenance:
Routine maintenance, fluid changes, filter replacements, lubrication.
Troubleshooting:
Diagnostic procedures, fault finding, symptom-based troubleshooting.
Repair:
Component removal and installation, assembly and disassembly, specific repair procedures.
Diagnostics:
Diagnostic Trouble Codes (DTCs) interpretation, scan tool usage, electrical testing.
Specifications:
Torque specifications, clearances, tolerances, diagnostic values.
Depth:
Comprehensive (covers all repair and maintenance aspects from basic to advanced).
Diagnostic Capability:
Detailed diagnostic procedures, wiring diagrams, component testing.
Rebuild Procedures:
Includes engine, transmission, and differential rebuild instructions.
Engine Code Gas:
2.4L PowerTech (ED3)
Engine Code Gas 2:
3.7L PowerTech V6 (EAB/EAK)
2.4L Power:
150 hp @ 5200 rpm
2.4L Torque:
165 lb-ft @ 4000 rpm
3.7L Power:
210 hp @ 5200 rpm
3.7L Torque:
235 lb-ft @ 4000 rpm
Fuel Delivery:
Sequential Multi-Port Fuel Injection (MPI)
Fuel Type:
Unleaded gasoline
Block Material:
Iron (2.4L), Aluminum (3.7L)
Cylinder Head Material:
Aluminum
Valvetrain:
SOHC (2.4L), SOHC 12-valve (3.7L)
Transmission 2.4L:
5-speed Manual Transmission (NV1500)
Transmission 2.4L Auto:
4-speed Automatic Transmission (42RLE)
Transmission 3.7L:
4-speed Automatic Transmission (45RFE/48RE)
Drivetrain Options:
Command-Trac NV131 (2WD/4WD), Selec-Trac NV242 (Full-time 4WD) transfer cases.
Automatic Transmission Fluid:
ATF+4 (Mopar)
Manual Transmission Fluid:
Mopar Manual Transmission Lubricant or equivalent API GL-4 SAE 75W-90
Length:
Approx. 174.4 in (4430 mm)
Width:
Approx. 70.1 in (1780 mm)
Height:
Approx. 67.9 in (1725 mm)
Wheelbase:
Approx. 104.1 in (2645 mm)
Ground Clearance:
Approx. 8.1 in (206 mm)
Curb Weight Min:
Approx. 3530 lbs (1601 kg)
Curb Weight Max:
Approx. 3850 lbs (1746 kg)
Towing Capacity:
Up to 3500 lbs (1588 kg) with optional tow package
Cargo Volume Behind Rear Seat:
Approx. 29.9 cu ft (847 L)
Cargo Volume Seats Folded:
Approx. 68.9 cu ft (1951 L)
NHTSA Rollover Rating:
4 stars (for 2WD and 4WD models)
Traction Control:
Optional
Electronic Stability Control:
Optional (ESC)
Airbags:
Front airbags, optional side curtain airbags.
Seatbelts:
Three-point seatbelts with pretensioners.
Child Seat Anchors:
LATCH (Lower Anchors and Tethers for CHildren) system.
Audio System:
Factory AM/FM/CD player, optional Infinity premium sound system.
Navigation:
Optional factory navigation system available on higher trims.
Cruise Control:
Standard on most trims.
Trailer Tow Prep:
Optional trailer tow group available, often includes wiring harness and hitch preparation.
Oil Change Interval:
Every 7,500 miles (12,000 km) or 6 months, whichever comes first (synthetic oil recommended).
Engine Air Filter Replacement:
Every 30,000 miles (48,000 km) or as needed based on driving conditions.
Cabin Air Filter Replacement:
Every 15,000 miles (24,000 km) or annually.
Spark Plug Replacement:
Approx. 100,000 miles (160,000 km) for 3.7L V6 (use specified iridium plugs).
Engine Oil Specification:
SAE 5W-30 (API certified) for both engines.
Engine Coolant:
Mopar OAT (Orange) Antifreeze/Coolant, 10-year/150,000-mile formulation, or equivalent HOAT (Hybrid Organic Acid Technology).
Power Steering Fluid:
Mopar Power Steering Fluid or equivalent (e.g., Dexron III/Mercon)
Common Problems:
Transmission cooler line leaks (especially with the 42RLE), differential pinion seal leaks, front sway bar links wear, power steering pump issues, catalytic converter failure (especially on early models), minor electrical gremlins.
Radiator Replacement:
Commonly replaced part, particularly plastic tank failures.
Engine Oil Consumption:
Some 2.4L engines may exhibit increased oil consumption over time.
Jeep Legacy:
Rooted in legendary off-road vehicles, bringing capability to the compact SUV segment.
Kj Introduction:
Introduced for the 2002 model year, representing Jeep's first compact SUV with unibody construction.
Kj Redesign Facelift:
Minor facelift for the 2005 model year, including revised front and rear fascias, updated interior trim, and minor mechanical refinements.
Production Period:
2002-2007
Manufacturing Location:
Toledo, Ohio, USA
