🏷️ Basic Information Identification Make: Mercedes-Benz Model: S-Class Model Variant: S430 Year: 2004 Codes Chassis Code: W220 Engine Code Family: M113 👋 Introduction Market Position Segment: Full-size Luxury Sedan Positioning Statement: The 2004 S430 represents the pinnacle of Mercedes-Benz's engineering and luxury in its segment, offering advanced technology, supreme comfort, and refined performance. Competitive Analysis Key Competitors: BMW 7 Series (E65/E66), Audi A8 (D3), Lexus LS 430, Cadillac DTS Key Features Signature Features: Airmatic DC suspension, COMAND infotainment, sophisticated interior materials, advanced safety systems. 📋 Manual Details Coverage Areas Primary Coverage: 2004 Mercedes-Benz S430 (W220) Page Count Estimated Page Count: approximately 350-450 (typical for this model year and segment) Manual Type Type: Factory Owner's Manual Language Language: English Format Format: Digital PDF (Instant Download) 📖 Manual Coverage Systems Covered Infotainment And Comfort: COMAND Navigation System, Audio System, Climate Control (Thermotronic), Seat adjustments and memory, Sunroof operation Driver Controls And Instruments: Instrument cluster layout and indicators, Steering wheel controls, Cruise control, Wipers and washers, Lighting controls (headlights, fog lights, interior lights) Locks And Security: Keyless entry and start (Keyless-Go), Central locking, Anti-theft alarm system, Immobilizer Safety And Restraints: Airbag system (SRS), Seat belt operation and pre-tensioners, Child seat anchorages (ISOFIX/LATCH), Active front head restraints (NECK-PRO), Emergency assist functions Vehicle Operation And Driving: Starting and stopping the engine, Gear selection (5-speed automatic), Parking brake, Driving aids (ABS, ESP), Fuel recommendations, Tire pressure monitoring Maintenance And Care: Engine compartment layout, Fluid checks and refills (oil, coolant, washer fluid), Battery maintenance, Air filter replacement, Wiper blade replacement, Cleaning and care instructions Customer Assistance And Reporting: Customer assistance information, Reporting safety defects (U.S. specific) Procedures Included Basic Maintenance: Checking fluid levels, Tire pressure adjustment, Wiper blade replacement, Bulb replacement (basic access), Cleaning procedures Troubleshooting Minor Issues: Understanding warning indicators, Resetting certain systems (e.g., service reminder), Basic electrical system checks (fuse identification) Technical Depth Depth: Comprehensive owner-level information, focusing on operation, features, and basic maintenance. Not a repair manual for in-depth diagnostics or component replacement. 📊 Manual Specifications File Format File Type: Portable Document Format (PDF) Searchability: Text-searchable PDF for quick information retrieval Print Quality Quality: Digital reproduction of factory original, ensuring clarity of text and diagrams. Binding Type Binding: N/A (Digital Format) Paper Type Paper: N/A (Digital Format) ⚙️ Engine Specifications Primary Engine Engine Type: Naturally Aspirated V8 Engine Code: M113.961 Displacement: 4.3 Liters (4266 cc) Performance Horsepower: 275 hp @ 6000 rpm Torque: 295 lb-ft @ 3100-4500 rpm Fuel System Fuel Delivery: Electronic Fuel Injection (EFI) Fuel Type Recommendation: Premium Unleaded gasoline (91 octane or higher) Engine Compartment Engine Layout: SOHC V8 Cooling System: Liquid-cooled with thermostatically controlled fan and auxiliary electric fan. 🔧 Transmission Standard Type: 5-Speed Automatic Transmission Transmission Model: 722.6 (Mercedes-Benz 5G-Tronic) Features Driving Modes: Comfort (C) and Sport (S) modes Torque Converter Lockup: Lock-up clutch for improved efficiency in most gears. 📐 Dimensions Exterior Length: 196.7 inches (5000 mm) Width: 73.7 inches (1872 mm) Height: 57.0 inches (1448 mm) Wheelbase: 116.5 inches (2960 mm) Weights Curb Weight: Approximately 3900 - 4000 lbs (1770 - 1815 kg) Gross Vehicle Weight Rating: Approximately 5200 lbs (2360 kg) 🛡️ Safety Features Ratings NHTSA Front Crash Test: 5-Star (for driver and front passenger, typical for model year) IIHS Front Offset Crash Test: Good (typical for the era and segment) Active Features Stability Control: Electronic Stability Program (ESP) Braking System: Anti-lock Braking System (ABS), Brake Assist (BAS) Traction Control: Traction Control System (ASR) Passive Features Airbag System: Dual front airbags, Front side airbags, Front and rear head protection airbags (window airbags) Seat Belts: 3-point inertia-reel seat belts with pre-tensioners and force limiters Child Restraint: ISOFIX/LATCH child seat anchor points 💡 Technology Features Infotainment Central Display: COMAND (Cockpit Management and Navigation) system with integrated radio, CD player, optional navigation, and climate control interface. Audio System: Standard premium audio system, with optional Bose or Harman Kardon upgrades available. Driver Assistance Cruise Control: Standard cruise control. Adaptive Cruise Control (Distronic) was an optional feature. Parking Assistance: Parking sensors (front and rear) were standard or optional, often referred to as PARKTRONIC. Connectivity Telephony: Optional integrated hands-free telephony system (often requiring a specific cradle). Convenience Features Keyless Entry Start: KEYLESS-GO system allowing keyless entry and engine start/stop. Automatic Headlights: Automatic on/off headlamp function. 🔧 Maintenance Service Intervals Major Service A: Typically every 10,000 miles or 12 months (oil change, filter replacement, general inspection). The manual will specify precise intervals and display service reminders via the instrument cluster (e.g., 'Service A due'). Major Service B: Typically every 20,000 miles or 24 months (includes Service A items plus additional checks and fluid replacements as needed). The manual will specify 'Service B due'. Fluid Specifications Engine Oil: Mobil 1 0W-40 Synthetic (MB-Approval 229.5) is a common recommendation. Specific viscosity and approval number are crucial. Capacities: Approx. 8.0-8.5 liters. Coolant: Mercedes-Benz Approved Antifreeze/Coolant (e.g.,...