Market Segment:
        
        
            Compact SUV / Sport Utility Vehicle
        
     
    
    
        
            Key Competitors:
        
        
            Toyota RAV4, Honda CR-V, Ford Escape, Nissan Xterra, Land Rover Freelander (at the time of its release)
        
     
    
    
        
            Jeep Heritage:
        
        
            The KJ Cherokee represents Jeep's foray into the smaller, more urban-friendly SUV segment while retaining some of its off-road DNA.
        
     
    
        
            Vehicle Platform:
        
        
            Based on the DaimlerChrysler KJ platform, sharing components with other Chrysler Group vehicles.
        
     
    
    
        
            Target Audience:
        
        
            DIY mechanics, automotive technicians, fleet maintenance personnel, and Jeep enthusiasts looking for in-depth repair and maintenance information.
        
     
 
    
    
    
        
            Systems Covered:
        
        
            Engine, Transmission, Drivetrain, Suspension, Steering, Brakes, Electrical System, HVAC, Body, Emissions, Diagnostics, Troubleshooting, Maintenance
        
     
    
    
        
            Estimated Page Count:
        
        
            Approximately 1500-2000 pages (typical for comprehensive factory service manuals)
        
     
    
    
        
            Manual Type:
        
        
            Service and Repair Manual
        
     
    
    
    
    
 
    
    
    
        
            Powertrain:
        
        
            Detailed coverage of the 2.4L I4 and 3.7L V6 engines, including diagnosis, repair, and overhaul. Also covers NV244 transfer case and Dana 30/44 axles.
        
     
    
        
            Chassis:
        
        
            Comprehensive coverage of front and rear suspension (independent front suspension with coil springs), steering system (power rack and pinion), and braking system (front disc/rear drum or disc).
        
     
    
        
            Electrical:
        
        
            Extensive wiring diagrams, fuse box layouts, component testing, diagnosis of charging system, starting system, ignition system, lighting, and onboard electronic modules.
        
     
    
        
            Comfort And Convenience:
        
        
            Includes sections on HVAC system operation and repair, interior trim removal and installation, power accessories (windows, locks, mirrors), and seat mechanisms.
        
     
    
    
        
            Maintenance:
        
        
            Routine maintenance procedures such as oil changes, filter replacements, fluid checks and changes, spark plug replacement, and belt inspection/replacement.
        
     
    
        
            Repair And Rebuild:
        
        
            Detailed step-by-step instructions for component removal, disassembly, inspection, repair, reassembly, and installation for major vehicle systems.
        
     
    
        
            Diagnostics And Troubleshooting:
        
        
            Systematic diagnostic procedures for common and uncommon faults, including symptom identification, diagnostic trouble codes (DTCs), and component testing.
        
     
    
        
            Technical Specifications:
        
        
            Provides torque specifications, clearances, fluid types and capacities, wiring color codes, and diagnostic data for various components and systems.
        
     
    
    
        
            Depth Of Coverage:
        
        
            Comprehensive, covering from basic scheduled maintenance to advanced engine and transmission overhauls, electrical system diagnosis, and bodywork repair.
        
     
 
    
    
    
        
            File Format:
        
        
            Portable Document Format (PDF)
        
     
    
    
        
            Print Quality:
        
        
            High-resolution scans, allowing for clear reproduction of diagrams, illustrations, and text.
        
     
    
    
        
            Binding Type:
        
        
            N/A (Digital Format)
        
     
    
    
        
            Paper Type:
        
        
            N/A (Digital Format)
        
     
    
    
        
            Searchable Text:
        
        
            Typically Yes (for digitally created PDFs), allowing for quick keyword searches of specific topics.
        
     
 
    
    
    
        
            Engine Code 2 4L:
        
        
            ED3 (2.4L DOHC 16-valve Inline-4 'PowerTech')
        
     
    
        
            Engine Code 3 7L:
        
        
            EP2 (3.7L SOHC 12-valve V6 'PowerTech')
        
     
    
    
        
            Displacement 2 4L:
        
        
            2429 cc
        
     
    
        
            Bore X Stroke 2 4L:
        
        
            87.5 mm x 100.0 mm
        
     
    
        
            Compression Ratio 2 4L:
        
        
            9.1:1
        
     
    
        
            Horsepower 2 4L:
        
        
            150 hp @ 5200 rpm
        
     
    
        
            Torque 2 4L:
        
        
            169 lb-ft @ 4000 rpm
        
     
    
    
        
            Displacement 3 7L:
        
        
            3701 cc
        
     
    
        
            Bore X Stroke 3 7L:
        
        
            87.5 mm x 103.0 mm
        
     
    
        
            Compression Ratio 3 7L:
        
        
            9.6:1
        
     
    
        
            Horsepower 3 7L:
        
        
            205 hp @ 5200 rpm
        
     
    
        
            Torque 3 7L:
        
        
            235 lb-ft @ 4000 rpm
        
     
    
    
        
            Fuel Induction:
        
        
            Sequential Multi-Port Fuel Injection (MPI)
        
     
    
        
            Fuel Type:
        
        
            Unleaded Gasoline
        
     
    
    
        
            ECM Type:
        
        
            Manufacturer-specific Engine Control Module (ECM) - covered in electrical section
        
     
 
    
    
    
        
            Manual Transmission:
        
        
            5-speed manual (Getrag 238), typically paired with the 2.4L engine.
        
     
    
    
        
            Automatic Transmission:
        
        
            4-speed automatic (Chrysler 42RLE), standard with the 3.7L V6 and optional with the 2.4L I4.
        
     
    
    
        
            Transfer Case Type:
        
        
            NV244 Command-Trac (full-time 4WD with selectable 2WD)
        
     
    
    
        
            Automatic Transmission Fluid:
        
        
            Chrysler ATF+4 (MS-9602)
        
     
    
        
            Manual Transmission Fluid:
        
        
            API GL-3 or GL-4, SAE 75W-90 synthetic gear lubricant
        
     
    
        
            Transfer Case Fluid:
        
        
            NV244 specific lubricant (often Mercon V or equivalent)
        
     
 
    
    
    
        
            Wheelbase:
        
        
            Approx. 2690 mm (106.1 inches)
        
     
    
        
            Length:
        
        
            Approx. 4450 mm (175.2 inches)
        
     
    
        
            Width:
        
        
            Approx. 1820 mm (71.7 inches)
        
     
    
        
            Height:
        
        
            Approx. 1640 mm (64.6 inches) without roof rails
        
     
    
        
            Ground Clearance:
        
        
            Approx. 200 mm (7.9 inches) depending on tire size and suspension setup
        
     
    
    
        
            Curb Weight 2 4L:
        
        
            Approx. 1600-1700 kg
        
     
    
        
            Curb Weight 3 7L:
        
        
            Approx. 1700-1850 kg
        
     
    
        
            Towing Capacity:
        
        
            Up to 2000 kg (4400 lbs) with factory tow package
        
     
    
    
        
            Wheel Bolt Pattern:
        
        
            5x114.3 mm (5x4.5 inches)
        
     
    
        
            Standard Tire Size:
        
        
            P215/75R16, P235/65R17
        
     
 
    
    
    
        
            NHTSA Front Impact Rating:
        
        
            4 stars (driver), 4 stars (passenger)
        
     
    
        
            IIHS Frontal Offset Test:
        
        
            Good (for models equipped with side airbags)
        
     
    
    
        
            ABS:
        
        
            Standard Anti-lock Braking System (ABS)
        
     
    
        
            Traction Control:
        
        
            Optional Traction Control System (TCS) on some models.
        
     
    
    
        
            Airbags:
        
        
            Standard front airbags, optional front side-impact airbags.
        
     
    
        
            Rollover Protection:
        
        
            Enhanced body structure for rollover resistance.
        
     
 
    
    
    
        
            Oil Change Interval:
        
        
            Every 7,500 miles or 6 months, whichever comes first (check manual for specific oil type and capacity).
        
     
    
        
            Air Filter Replacement:
        
        
            Every 15,000-30,000 miles, or as needed based on driving conditions.
        
     
    
        
            Spark Plug Replacement 2 4L:
        
        
            Every 100,000 miles (platinum or iridium type)
        
     
    
        
            Spark Plug Replacement 3 7L:
        
        
            Every 100,000 miles (platinum or iridium type)
        
     
    
        
            Coolant Flush:
        
        
            Every 30,000 miles or 2 years.
        
     
    
    
        
            Engine Oil 2 4L:
        
        
            API SN or newer, SAE 5W-30, Capacity: 4.5 Quarts (4.3 Liters)
        
     
    
        
            Engine Oil 3 7L:
        
        
            API SN or newer, SAE 5W-30, Capacity: 5 Quarts (4.7 Liters)
        
     
    
        
            Coolant:
        
        
            Chrysler HOAT (Hybrid Organic Additive Technology) coolant, blue or pink color. Capacity: 7.1 Quarts (6.7 Liters) for 2.4L, 8.7 Quarts (8.2 Liters) for 3.7L.
        
     
    
    
        
            Common Problem Headgasket:
        
        
            The 2.4L engine (ED3) is known for potential head gasket failures, particularly around the intake manifold crossover pipe.
        
     
    
        
            Common Problem Transfer Case Motors:
        
        
            Actuator motors for the 4WD system can fail, leading to loss of 4WD engagement.
        
     
    
        
            Common Problem Interior Rattles:
        
        
            Interior panels and components can develop rattles and squeaks over time.
        
     
    
        
            Common Problem Suspension Components:
        
        
            Wear on ball joints, tie rod ends, and control arm bushings can lead to steering looseness and clunks.
        
     
 
    
    
    
        
            Jeep Legacy:
        
        
            The Jeep brand has a storied history in off-road vehicles, tracing its roots back to World War II.
        
     
    
    
        
            Kj Introduction:
        
        
            The KJ Cherokee was introduced for the 2002 model year as a successor to the XJ Cherokee in most markets, though it was positioned differently, focusing more on comfort and on-road manners.
        
     
    
        
            Kj Facelift:
        
        
            The 2003 model year represents the early production phase of the KJ Cherokee before its first significant facelift in 2005.
        
     
    
    
        
            Production Period:
        
        
            2002-2007
        
     
    
    
        
            Manufacturing Plant:
        
        
            Toledo, Ohio, USA