🏷️ Basic Information Identification Make: Jeep Model: Wrangler Year: 2002 Chassis Code: TJ Codes Platform: Jeep TJ 👋 Introduction Market Position Segment: Compact SUV / Off-Road Vehicle Key Selling Points: Off-road capability, Iconic design, Open-air experience, Durability Competitive Analysis Primary Competitors: Toyota Tacoma (4x4), Nissan Xterra, Suzuki Samurai (earlier models), Land Rover Defender (comparable capability) Key Features Vehicle Type: Body-on-frame SUV Drivetrain Options: 2WD (4x2) and 4WD (4x4) Body Styles: 2-door convertible soft top, 2-door convertible hardtop 📋 Manual Details Coverage Areas Primary Coverage: 2002 Jeep Wrangler (TJ) Trim Level Coverage: All trim levels including SE, Sport, Sahara, Rubicon Page Count Estimated Page Count: 1500+ Manual Type Type: Service Manual / Repair Manual Language Language: English Format Format: Digital (PDF/eBook) 📖 Manual Coverage Systems Covered Powertrain: Engine mechanical, fuel system, ignition system, cooling system, exhaust system, lubrication system, powertrain control module (PCM) Transmission Drivetrain: Manual transmission (NV3550), Automatic transmission (42RLE), Transfer case (NV241 GII), Axles (Dana 30 front, Dana 35 rear/Dana 44 rear on Rubicon), Driveshafts, CV joints Suspension Steering: Front solid axle (coil spring), Rear solid axle (coil spring), Shock absorbers, Steering gear, Power steering system Brakes: Front disc brakes, Rear drum brakes (standard), Rear disc brakes (optional/Rubicon), Anti-lock Braking System (ABS) (if equipped), Brake hydraulic system Electrical Lighting: Battery, charging system (alternator), starting system (starter motor), lighting system (headlights, taillights, interior), fuses, relays, wiring diagrams, power distribution Body Chassis: Frame, body panels, doors, hood, windshield, convertible top, interior trim, seats, bumpers, towing information HVAC: Heating, ventilation, and air conditioning (HVAC) system, refrigerant service Procedures Included Maintenance: Scheduled maintenance (oil changes, filter replacements, fluid checks), Lubrication, Tire rotation, Brake inspection, Battery maintenance Engine Repair: Engine removal/installation, Cylinder head service, Piston and connecting rod service, Crankshaft and bearing service, Timing chain/belt service (if applicable), Component replacement (alternator, starter, water pump) Transmission Drivetrain Repair: Transmission overhaul, Clutch replacement (manual), Torque converter replacement (automatic), Transfer case repair, Axle differential service, Driveshaft and U-joint replacement Suspension Steering Repair: Shock absorber replacement, Coil spring replacement, Ball joint service, Tie rod end replacement, Steering gearbox rebuild, Power steering pump replacement Brake Repair: Brake pad and shoe replacement, Rotor and drum replacement, Caliper and wheel cylinder service, Brake line replacement, Bleeding the brake system, ABS component testing and replacement Electrical Diagnostics: Troubleshooting electrical faults, Wiring harness repair, Component testing (sensors, actuators, modules), Battery and charging system diagnostics, Lighting system repair Body Repair: Panel replacement, Door and latch repair, Convertible top service, Interior trim repair, Glass replacement HVAC Repair: HVAC system component replacement (blower motor, evaporator, condenser), Refrigerant recharge, Leak detection Technical Depth Diagnostic Procedures: Troubleshooting flowcharts, Diagnostic trouble codes (DTCs), On-Board Diagnostics (OBD-II) system information, Component testing procedures Special Tools: Identification and usage of specialized tools required for specific repair procedures Specifications: Torque specifications, Clearances, Fluid capacities, Electrical specifications, Diagnostic specifications Rebuild Procedures: Detailed step-by-step instructions for complete overhauls of major components like engines, transmissions, and axles 📊 Manual Specifications File Format File Type: PDF Searchability: Searchable text for quick information retrieval Print Quality Resolution: High-resolution scans for clear diagrams and text Binding Type Binding: N/A (Digital Format) Paper Type Paper Quality: N/A (Digital Format) ⚙️ Engine Specifications Primary Engine Engine Code: 3.7L (4.0L in later TJs, but 2002 typically has 4.0L) Engine Name: 4.0L Inline-6 OHV (PowerTech) Displacement: 3952 cc (241 cu in) Performance Horsepower: 190 hp @ 4600 rpm Torque: 235 lb-ft @ 3200 rpm Fuel System Fuel Delivery: Multi-point fuel injection (MPI) Fuel Type: Unleaded gasoline Engine Internals Block Material: Cast iron Cylinder Head Material: Aluminum Bore X Stroke: 3.875 in x 3.578 in (98.4 mm x 90.9 mm) Compression Ratio: 8.8:1 Ignition System: Distributorless ignition system (DIS) with coil-on-plug (COP) 🔧 Transmission Standard Type: 5-speed manual transmission (NV3550) Optional Type: 4-speed automatic transmission (42RLE) Features Transfer Case: New Process (NP) 241 GII Command-Trac (2-speed part-time four-wheel-drive system with 2.72:1 low-range ratio) Fluid Type Manual Transmission Fluid Manual: NV3550: SAE 75W-90 synthetic gear oil (Chrysler spec MS-9224) Fluid Type Automatic Transmission Fluid Automatic: 42RLE: ATF+4 (MS-9602) Fluid Type Transfer Case Transfer Case Fluid: NP241 GII: NP241, NP241HD, NP241DLD: Mopar NV241 or equivalent (Dexron III/Mercon compatible) 📐 Dimensions Exterior Wheelbase: 93.4 inches (2372 mm) Length: 151.4 inches (3845 mm) Width: 66.5 inches (1689 mm) Height: 71.6 inches (1819 mm) (with soft top, approximate) Ground Clearance: Approx. 8.8 inches (224 mm) (unladen) Weights Curb Weight: Approx. 3500-3900 lbs (1588-1769 kg) depending on configuration Gross Vehicle Weight Rating Gvwr: Approx. 4850 lbs (2200 kg) Towing Capacity: 2000 lbs (907 kg) Dimensions Approach Angle: 43.4 degrees Departure Angle: 33.8 degrees Breakover Angle: 22.4 degrees 🛡️ Safety Features Ratings NHTSA Front Impact: 4 out of 5 stars (driver and passenger) NHTSA Side Impact: N/A (not rated for side impact due to body style) IIHS Rollover Resistance: Good (calculated) Active Features ABS: Optional (standard on Rubicon, typically optional on...