🏷️ Basic Information Identification Make: Jeep Model: Wrangler Year: 2002 Generation Generation Code: TJ Codes Platform Code: JK 👋 Introduction Market Position Segment: Compact Sport Utility Vehicle (SUV) / Off-Road Vehicle Key Selling Proposition: Iconic off-road capability, ruggedness, open-air driving experience Competitive Analysis Competitors 2002: Toyota Tacoma (4x4), Ford Ranger (4x4), Nissan Xterra, Suzuki Vitara Key Features Chassis: Body-on-frame construction, solid front and rear axles Body Styles: 2-door convertible (Wrangler) and optional 4-door (Wrangler Unlimited - introduced later, but chassis similarities exist) Off Road Systems: Command-Trac NV241OR transfer case (2H, 4H, 4L), optional limited-slip differentials 📋 Manual Details Coverage Areas Primary Coverage: Full Factory Service, Repair, and Workshop Documentation Secondary Coverage: Diagnostics, Troubleshooting, Maintenance, Wiring Diagrams, Specifications Page Count Estimated Page Count: 1500+ Manual Type Type: Workshop Service Manual Language Language: English Format Format: PDF (Printable, Searchable) 📖 Manual Coverage Systems Covered Engine: 4.0L (12-valve OHV Inline-6), 2.4L (16-valve DOHC Inline-4) Transmission: AX-15 (5-speed Manual), NV3550 (5-speed Manual), 30/42RLE (4-speed Automatic) Drivetrain: NV241OR (Command-Trac NV241OR Transfer Case), Dana 30 (Front Axle), Dana 35C (Rear Axle), Dana 44 (Optional Rear Axle) Suspension: Front: 5-Link Live Axle with Coil Springs; Rear: 5-Link Live Axle with Coil Springs Brakes: Front: Solid Disc, Rear: Solid Disc (ABS optional) Electrical: Battery, Charging System, Starting System, Ignition System, Lighting, Instrumentation, Body Electrical, Powertrain Control Module (PCM) Steering: Power-assisted recirculating ball Body And Frame: Body on Frame Construction, Doors, Hood, Fenders, Bumpers, Interior Trim, Seats, HVAC Restraint Systems: Airbags (Driver/Passenger), Seat Belts Diagnostics: OBD-II Diagnostics, Diagnostic Trouble Codes (DTCs) Procedures Included Maintenance: Oil Changes, Filter Replacements, Fluid Checks and Replenishment, Belt and Hose Inspections, Spark Plug Replacement Repair: Engine Mechanical (Head Gasket, Piston Rings), Transmission Overhaul, Clutch Replacement, Brake Pad/Rotor Replacement, Suspension Component Replacement, Electrical Component Testing and Replacement Troubleshooting: Step-by-step diagnostic procedures for common and uncommon issues, symptom-based troubleshooting guides Installation: Installation procedures for major components (e.g., clutch, brake assemblies), accessory installation guidance Technical Depth Depth: Comprehensive from basic scheduled maintenance to complete engine and transmission rebuilds Diagnostics Level: Detailed diagnostic strategies, wiring diagrams for electrical system troubleshooting Accuracy: Factory-level accuracy and detail, including torque specifications and tolerances 📊 Manual Specifications File Format Format: PDF Searchability: Fully searchable text for quick information retrieval Printability: Printable pages for hands-on use in a workshop environment Print Quality Resolution: High-resolution scans for clear diagrams and text Binding Type Binding: N/A (Digital Download) Paper Type Paper Type: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine 1 Name: 4.0L Inline-6 OHV Engine 1 Displacement: 3952 cc (241.7 cu in) Engine 1 Bore X Stroke: 3.875 in x 3.570 in (98.4 mm x 90.7 mm) Engine 1 Compression Ratio: 8.8:1 Engine 1 Horsepower: 181 hp @ 4,600 rpm Engine 1 Torque: 222 lb-ft @ 3,200 rpm Secondary Engine Engine 2 Name: 2.4L Inline-4 DOHC Engine 2 Displacement: 2429 cc (148.2 cu in) Engine 2 Horsepower: 147 hp @ 5,200 rpm Engine 2 Torque: 170 lb-ft @ 4,000 rpm Fuel System Fuel Delivery: Electronic Fuel Injection (MPI) Fuel Type: Unleaded Gasoline Engine Management ECU Type: Powertrain Control Module (PCM) 🔧 Transmission Standard Manual Transmission: AX-15 (5-speed) for 4.0L, NV3550 (5-speed) for 4.0L and 2.4L Optional Automatic Transmission: 30/42RLE (4-speed Automatic) Features Clutch Type: Hydraulic actuation Fluid Specs Manual Fluid: API GL-5, SAE 75W-90 (AX-15/NV3550) Automatic Fluid: Chrysler ATF+4 (MS-9602) 📐 Dimensions Exterior Wheelbase: 93.4 inches (2372 mm) Length: 151.4 inches (3845 mm) Width: 66.5 inches (1689 mm) Height: 71.5 inches (1816 mm) (with hardtop) Ground Clearance: 10.2 inches (259 mm) Cargo Cargo Volume Behind Rear Seat: Approx. 14.7 cu ft Weights Curb Weight: 3538 - 3873 lbs (1605 - 1757 kg) (depending on configuration) Gross Vehicle Weight Rating: Approx. 4800 lbs (2177 kg) 🛡️ Safety Features Ratings NHTSA Front Impact Driver: 4-star NHTSA Front Impact Passenger: 4-star Active Features ABS: Anti-lock Braking System (ABS) - Optional Passive Features Airbags: Driver and Passenger Front Airbags Seat Belts: 3-point front seat belts with pretensioners, rear lap and shoulder belts 💡 Technology Features Infotainment Audio System: Factory AM/FM/CD Player, optional Infinity speaker system Display: Basic analog gauges, optional digital odometer Driver Assistance ABS: ABS available on front and rear brakes, driver selectable engagement. Connectivity Phone Integration: None (aftermarket solutions required) 🔧 Maintenance Service Intervals Oil Change Interval: Every 3,000-7,500 miles (5,000-12,000 km) or 6 months, depending on driving conditions and oil type used (refer to manual for specifics) Engine Air Filter Replacement: Every 15,000-30,000 miles (24,000-48,000 km) or as needed based on inspection Spark Plug Replacement: 4.0L: Approx. 100,000 miles (160,000 km) (Platinum or Iridium plugs); 2.4L: Approx. 30,000 miles (48,000 km) (standard plugs) Fluid Specifications Engine Oil Type: 10W-30 (preferred) or 10W-40 for 4.0L; 5W-30 for 2.4L (consult owner's manual for exact specification) Engine Oil Capacity: 4.0L: 6 US quarts (5.7 L); 2.4L: 5 US quarts (4.7 L) Coolant Type: Chrysler HOAT (Hybrid Organic...