🏷️ Basic Information Identification Make: Jeep Model: Wrangler Year: 2004 Chassis Code: TJ Codes Platform Generation: TJ (1997-2006) 👋 Introduction Market Position Segment: Compact SUV / Off-Road Vehicle Usp: Unmatched off-road capability, iconic design, open-air experience Competitive Analysis Key Competitors: Toyota Tacoma (off-road variants), Ford Bronco (later generations), Land Rover Defender (classic models) Key Features Drivetrain: Part-time 4WD standard (Command-Trac, optional Rock-Trac) Body Style: 2-door convertible, 4-door (Unlimited variants only in later years, not for 2004 TJ) Suspension Type: Solid front and rear axles with coil springs Removable Tops: Removable front panel (Sunrider soft top) and full removable soft/hard tops 📋 Manual Details Coverage Areas Primary Coverage: North America Secondary Coverage: Global Jeep markets Page Count Estimated Pages: 2000+ Manual Type Type: Workshop Service Repair Manual Language Language: English Format Format: PDF (Digital Download) 📖 Manual Coverage Systems Covered Powertrain: Engine (4.0L, 2.4L), Transmission (NV3550, NV241OR Transfer Case), Driveline, Axles Chassis: Suspension (Front/Rear Solid Axle), Steering, Brakes (ABS/Non-ABS), Wheels & Tires Electrical: Body Control Module (BCM), Powertrain Control Module (PCM), Lighting, Instrumentation, Power Accessories, Audio System Body: Exterior Body Panels, Interior Trim, Seats, Doors, Glass, Convertible Top System Procedures Included Maintenance: Fluid changes, filter replacements, tune-ups, lubrication Diagnostics: Troubleshooting guides, diagnostic trouble codes (DTCs), testing procedures Repair: Component removal and installation, adjustments, calibration Overhaul: Engine rebuilds, transmission overhauls, differential rebuilds Technical Depth Depth: Comprehensive (Dealership Level) Wiring Diagrams: Included Special Tools: Specifies required special tools and their usage 📊 Manual Specifications File Format PDF Quality: High Resolution (Printable) Searchable Text: Yes Print Quality Print Recommendation: Recommended for professional printing Binding Type Binding: N/A (Digital) Paper Type Paper Type: N/A (Digital) ⚙️ Engine Specifications Primary Engine Engine Code: 42RLE (4.0L Inline-6) Engine Name: PowerTech Inline 6 Displacement: 3952 cc (242 cubic inches) Configuration: Inline 6-cylinder, SOHC Bore X Stroke: 91.1 mm x 101.5 mm (3.59 in x 4.00 in) Compression Ratio: 8.8:1 Performance Horsepower Net: 190 hp @ 4600 rpm Torque Net: 235 lb-ft @ 3200 rpm Fuel System Induction: Sequential Multi-Port Fuel Injection (MPI) Fuel Type: Unleaded Gasoline (87 Octane Recommended) Engine Coolant Capacity: 9.5 Liters (10 Quarts) Type: Chrysler OAT (Organic Additive Technology) HOAT - Mopar 05103532AA or equivalent (Pink) Ignition Spark Plugs: NGK LZTR4A-11 or Champion RE10MCC4 (Gap: 0.044-0.048 inch) Alternative Engine Engine Code: 242 (2.4L DOHC) Displacement: 2429 cc (148 cubic inches) Configuration: Inline 4-cylinder, DOHC, 16 valves Horsepower Net: 150 hp @ 5200 rpm Torque Net: 170 lb-ft @ 3800 rpm 🔧 Transmission Standard Transmission Type: NV3550 5-Speed Manual Gear Ratios: 1st: 4.01, 2nd: 2.32, 3rd: 1.38, 4th: 1.00, 5th: 0.79, Reverse: 3.15 Fluid Type: Mopar Manual Transmission Lubricant or equivalent (API GL-3/GL-4, SAE 75W-90) Fluid Capacity: 2.2 Liters (2.3 Quarts) Optional Transmission Type: 42RLE 4-Speed Automatic Fluid Type: ATF+4 (Mopar 05013457AA or equivalent) Fluid Capacity: 7.6 Liters (8 Quarts) Transfer Case Transfer Case Model: NV241OR (Off-Road) Rock-Trac Transfer Case Gear Ratios: 2.72:1 (Low Range) Transfer Case Fluid Type: Mopar NV241OR Transfer Case Fluid or equivalent (API GL-5, SAE 75W-90) Transfer Case Fluid Capacity: 1.9 Liters (2 Quarts) Features Locking Differential: Optional front and rear Dana 44 axles with Trac-Lok or optional electronic lockers (Rubicon model) 📐 Dimensions Exterior Wheelbase: 93.4 inches (2372 mm) Length: 151.5 inches (3848 mm) Width Body: 66.5 inches (1689 mm) Height: 72.2 inches (1834 mm) (with soft top) Ground Clearance: 10.1 inches (257 mm) Weights Curb Weight: Approximately 3250-3600 lbs (1475-1630 kg) Gross Vehicle Weight Rating Gvwr: Approximately 4500 lbs (2041 kg) Towing Capacity: 2000 lbs (907 kg) Tires Wheels Standard Tire Size: LT215/75R15, P215/75R15, or P225/75R16 Standard Wheel Size: 15x7 inch or 16x7 inch Bolt Pattern: 5x4.5 inch (5x114.3 mm) 🛡️ Safety Features Ratings NHTSA Driver Frontal Crash: 4 Stars (for 2004 model) NHTSA Passenger Frontal Crash: 4 Stars (for 2004 model) IIHS Frontal Offset: Acceptable (for TJ generation) Active Features ABS: Standard on front brakes, optional on rear (RWD/4WD) Passive Features Airbags: Driver and Passenger Frontal Airbags Rollover Protection: Integrated sport bar and windshield frame 💡 Technology Features Infotainment Audio System: Factory AM/FM/CD player with optional Infinity speaker system. Connectivity: Basic (no Bluetooth or advanced USB connectivity from factory) Driver Assistance Cruise Control: Optional Anti Lock Brakes: Optional 🔧 Maintenance Service Intervals Oil Change Interval: Every 3,000-5,000 miles (4,800-8,000 km) or 6 months, whichever comes first (severe duty may require more frequent changes) Engine Air Filter Replacement: Every 15,000-30,000 miles (24,000-48,000 km) or as needed based on inspection Cabin Air Filter Replacement: Every 15,000-30,000 miles (24,000-48,000 km) or as needed Spark Plug Replacement: Every 60,000-100,000 miles (96,000-160,000 km) depending on plug type Transmission Fluid Change: Manual: Every 60,000 miles (96,000 km); Automatic: Every 30,000-60,000 miles (48,000-96,000 km) or more frequently for severe use. Transfer Case Fluid Change: Every 30,000-60,000 miles (48,000-96,000 km) Differential Fluid Change: Every 30,000-60,000 miles (48,000-96,000 km) Fluid Specifications Engine Oil: SAE 10W-30 (API SN or...