🏷️ Basic Information Identification Make: Mercedes-Benz Model: S-Class Model Variants: S430, S500, S600, S55 AMG Model Year: 2004 Codes Chassis Code: W220 Engine Codes: M113 (4.3L, 5.0L V8), M113 E55 (5.4L V8 Supercharged), M137 (5.8L V12), M275 (5.5L V12 Biturbo) 👋 Introduction Market Position Segment: Full-size Luxury Sedan Target Audience: Affluent individuals seeking comfort, advanced technology, and prestige. Competitive Analysis Primary Competitors: BMW 7 Series, Audi A8, Lexus LS, Jaguar XJ, Rolls-Royce Silver Seraph (entry-level) Key Features Interior Luxury: High-quality materials, spacious cabin, advanced comfort features. Ride Comfort: AIRMATIC or ABC suspension provides exceptional ride quality. Performance Options: Wide range from the capable S430 to the powerful S600 V12 and S55 AMG. Technology Integration: Advanced COMAND infotainment, navigation, and driver assistance systems. 📋 Manual Details Coverage Areas Systems Covered: Engine, Transmission, Drivetrain, Suspension, Steering, Brakes, Electrical System, HVAC, Infotainment, Bodywork, Safety Systems, Maintenance, Troubleshooting Page Count Estimated Page Count: Approximately 800-1200 pages (typical for comprehensive owner's manuals of this era) Manual Type Manual Type: Owner's/Operator's Manual Language Language: English Format Format: PDF 📖 Manual Coverage Systems Covered Powertrain: Detailed explanations of the M113 (naturally aspirated V8), M113 ML55 (supercharged V8), M275 (twin-turbo V12) engines, including their operation, specifications, and basic maintenance. Drivetrain: Information on the 4MATIC all-wheel-drive system, rear-wheel-drive configurations, differential operation, and propeller shaft maintenance. Suspension Steering: Coverage of the AIRMATIC semi-active suspension system, ABC (Active Body Control) on some models, power steering system operation, and tire pressure monitoring. Brakes: Details on the Anti-lock Braking System (ABS), Electronic Stability Program (ESP), brake pad wear indicators, and brake fluid recommendations. Electrical Electronics: Explanation of the vehicle's complex electrical architecture, including fuse box locations, battery maintenance, lighting systems, power windows, seats, and COMAND infotainment system. Comfort Convenience: Operation of climate control (THERMOTRONIC), power seats with memory, sunroof, door locks, keyless entry (KEYLESS-GO), and interior lighting. Safety Restraints: Information on airbags (front, side, curtain), seatbelt operation, ISOFIX child seat anchors, and passive safety features. Procedures Included Routine Maintenance: Recommended checks for fluids (oil, coolant, brake fluid, washer fluid), tire pressure, wiper blades, and lights. Fluid Checks Replenishment: Guidance on checking and topping up engine oil, coolant, brake fluid, power steering fluid, and windshield washer fluid. Tire Wheel Care: Information on tire inflation, rotation recommendations, and wheel specifications. Basic Troubleshooting: Guidance on interpreting dashboard warning lights and messages, and basic actions to take. Emergency Procedures: Instructions for changing a flat tire (if applicable), jump-starting the vehicle, and using the emergency toolkit. Infotainment Operation: Instructions for using the COMAND system, including navigation, audio, telephone, and climate controls. Climate Control Operation: Detailed explanation of THERMOTRONIC automatic climate control features and modes. Technical Depth Depth Level: Comprehensive owner-level detail, focusing on understanding vehicle functions, operation, basic maintenance, and safety. Not a detailed repair manual for advanced diagnostics or component replacement. 📊 Manual Specifications File Format File Type: PDF (Portable Document Format) Searchability: Likely text-searchable if the PDF was generated from a digital source or OCR'd. Printability: Printable (depending on PDF settings and software) Print Quality Digital Resolution: Variable, typically high enough for clear viewing of text and diagrams. Binding Type Binding Type: N/A (Digital PDF) Paper Type Paper Type: N/A (Digital PDF) ⚙️ Engine Specifications Primary Engine S430 Engine: 4.3L V8 (M113 E43) S500 Engine: 5.0L V8 (M113 E50) S600 Engine: 5.5L V12 Biturbo (M275 E55) S55 Amg Engine: 5.4L V8 Supercharged (M113 ML55) Performance S430 Horsepower: 275 hp @ 6000 rpm S430 Torque: 287 lb-ft @ 3100-4200 rpm S500 Horsepower: 302 hp @ 5600 rpm S500 Torque: 339 lb-ft @ 3100-4200 rpm S600 Horsepower: 493 hp @ 5000 rpm S600 Torque: 590 lb-ft @ 1800-3500 rpm S55 Amg Horsepower: 493 hp @ 6100 rpm S55 Amg Torque: 516 lb-ft @ 2750-4000 rpm Fuel System Fuel Type: Premium Unleaded Gasoline (91+ octane recommended) Fuel Delivery: Electronic Fuel Injection (EFI) 🔧 Transmission Standard S430 S500 Standard Transmission: 5-Speed Automatic Transmission (722.6) S600 Standard Transmission: 5-Speed Automatic Transmission (722.6) S55 Amg Standard Transmission: 5-Speed AMG Speedshift Automatic Transmission (722.6) Optional All Wheel Drive: 4MATIC all-wheel-drive system available on S430 and S500 models. Features Transmission Features: TouchShift manual shifting capability, electronic transmission control. 📐 Dimensions Exterior Length: Approx. 199.6 inches (Standard Wheelbase), 203.1 inches (Long Wheelbase) Width: Approx. 73.1 inches Height: Approx. 57.4 inches Wheelbase: Approx. 116.3 inches (Standard), 119.8 inches (Long) Weights Curb Weight: Varies by model, generally between 4200-4800 lbs (approx.) 🛡️ Safety Features Ratings NHTSA Front Crash Test: Five-star rating (driver and passenger) IIHS Side Impact Test: Good rating (typical for vehicles of this class) Active Features Esp: Electronic Stability Program (standard) ABS: Anti-lock Braking System (standard) Bas: Brake Assist System (standard) Tpm: Tire Pressure Monitoring (standard) Passive Features Airbags: Front, side-impact, and curtain airbags (standard) Seatbelts: Pre-tensioning seatbelts with force limiters, active head restraints (NECK-PRO) 💡 Technology Features Infotainment Comand System: COMAND 2.5 or COMAND...