🏷️ Basic Information Identification Make: Jeep Model: Wrangler Year: 2005 Platform: TJ Codes Vin Prefix: 1J4 👋 Introduction Market Position Positioning: The Jeep Wrangler TJ is an iconic, purpose-built off-road vehicle. This manual serves enthusiasts and professional mechanics working on this rugged and capable platform. Competitive Analysis Competitors: Competes with vehicles like the Ford Bronco (older models) and Toyota FJ Cruiser (later models) in the off-road utility segment, though the Wrangler's continuous production and dedicated fanbase set it apart. Key Features Design: Classic body-on-frame construction, solid front and rear axles, removable doors and top, exceptional ground clearance, and robust 4x4 systems define the TJ Wrangler. Manual Value: This comprehensive manual provides the technical expertise needed to maintain, diagnose, and repair the 2005 Jeep Wrangler TJ, ensuring its legendary capabilities are preserved. 📋 Manual Details Coverage Areas Coverage: Complete vehicle repair and service Page Count Page Count: 1678 Manual Type Type: Workshop Service Manual Language Language: English Format Format: PDF 📖 Manual Coverage Systems Covered Powertrain: Engine (4.0L), Transmission (42RLE Automatic, NV3550 Manual), Transfer Case (NV241OR) diagnostics, repair, and overhaul. Chassis: Suspension (Solid Axles, Coil Springs), Steering (Power Steering System), Brakes (Front Disc, Rear Drum/Disc), Driveline (U-joints, Axle Shafts). Electrical: Wiring diagrams, ECU, sensors, actuators, lighting, power accessories, charging system, starting system. Body And Frame: Body panel removal/installation, convertible top service, frame inspection and repair, interior trim, HVAC system. Procedures Included Maintenance: Oil changes, filter replacements, fluid checks and flushes, tune-ups, lubrication. Diagnostics: Troubleshooting guides, symptom-based diagnostics, diagnostic trouble codes (DTCs), electrical system testing. Repair: Component removal, disassembly, inspection, assembly, and reinstallation for all major systems. Specifications: Torque specifications, clearances, measurements, fluid capacities, and resistance values. Technical Depth Depth: Comprehensive, covering everything from basic fluid checks and filter replacements to complete engine and transmission rebuilds, including detailed electrical diagnostics. 📊 Manual Specifications File Format Quality: High-resolution PDF, clear text, and legible diagrams. Searchability: Fully searchable text for quick access to specific information. Print Quality Printability: Printable pages for on-the-job use. Binding Type Binding: Digital (PDF) - No physical binding. Paper Type Paper: N/A (Digital Format) ⚙️ Engine Specifications Primary Engine Engine Type: 4.0L Inline 6-Cylinder (242 c.i.d.) Engine Code: ERH Performance Horsepower: 190 hp @ 4600 rpm Torque: 235 lb-ft @ 3200 rpm Fuel System Fuel Delivery: Multi-port Electronic Fuel Injection (MPI) Fuel Type: Unleaded gasoline, 87 octane (minimum) Technical Details Bore X Stroke: 3.875 in x 3.414 in (98.4 mm x 86.7 mm) Compression Ratio: 8.7:1 Firing Order: 1-5-3-6-2-4 Valvetrain: Overhead Valve (OHV), 2 valves per cylinder, Hydraulic Valve Lifters 🔧 Transmission Standard Transmission Type Std: NV3550 5-Speed Manual Optional Transmission Type Opt: 42RLE 4-Speed Automatic Features Clutch Type: Hydraulically actuated single dry plate (Manual) Transmission Fluid Manual: Mopar Manual Transmission Lubricant or equivalent (API GL-3 or GL-4), 2.5 pints (2.37 L) Transmission Fluid Automatic: Mopar ATF+4 (MS-9602) or equivalent, 7.4 pints (7.0 L) pan fill 📐 Dimensions Exterior Wheelbase: 93.4 inches (2372 mm) Length: 151.4 inches (3845 mm) Width: 66.5 inches (1689 mm) Height: 70.1 inches (1780 mm) Ground Clearance: 10.0 inches (254 mm) (approx.) Weights Curb Weight: 3,600 - 3,800 lbs (1633 - 1724 kg) (approx.) Gross Vehicle Weight Rating: 4,750 lbs (2154 kg) 🛡️ Safety Features Ratings NHTSA Rollover Resistance: 4 out of 5 stars (for models equipped with side airbags) Active Features ABS: Anti-lock Braking System (ABS) standard on front wheels, available on rear. Traction Control: Optional traction control system available on some models. Passive Features Airbags: Driver and passenger front airbags. Optional side airbags available. Seat Belts: Three-point seat belts with pretensioners. 💡 Technology Features Infotainment Audio System: Factory AM/FM stereo with CD player. Premium Infinity speaker systems optional. Auxiliary input common on later models. Driver Assistance Features: Limited driver assistance features for this era. Primarily focused on mechanical capability rather than electronic aids. Connectivity Features: Basic connectivity. No integrated Bluetooth or advanced smartphone integration from the factory. 🔧 Maintenance Service Intervals Oil Change Interval: Every 3,000 miles or 3 months, whichever comes first (severe service), or 6,000 miles / 6 months (normal service) with synthetic oil. Engine Air Filter: Inspect every 15,000 miles, replace as needed. Replace at 30,000 miles for dusty conditions. Transmission Fluid Change Auto: Inspect every 30,000 miles, change at 60,000 miles or as needed (refer to manual for severe conditions). Transmission Fluid Change Manual: Check level periodically, change as recommended by manual or if contamination is suspected. Fluid Specifications Engine Oil: SAE 10W-30 (API SG or higher); Mopar 5W-30 Synthetic for cold climates (consult manual for full details). Coolant: Chrysler/Mopar HOAT (Hybrid Organic Acid Technology) 50/50 mix with distilled water. Brake Fluid: DOT 3 Power Steering Fluid: ATF+4 (MS-9602) Known Issues Common Problems: Leaking oil filter adapter housing, sway bar end link wear, transfer case chain stretch, minor electrical gremlins, rear main seal leaks on high-mileage engines. Recommended Upgrades: Many...