🏷️ Basic Information Identification Make: Mercedes-Benz Model: S-Class Chassis Code: W220 Model Years: 1999, 2000, 2001, 2002, 2003, 2004, 2005 Codes Engine Codes: M112 (V6), M113 (V8), M275 (V12 Bi-Turbo) Transmission Codes: 722.6 (5-speed Automatic) 👋 Introduction Market Position Market Position: Flagship luxury sedan representing Mercedes-Benz's pinnacle of comfort, technology, and engineering. Competitive Analysis Competitors: BMW 7 Series (E65/E66), Audi A8 (D3), Lexus LS (XF30), Jaguar XJ (X308/X350). Key Features Key Features: Advanced ABC suspension, powerful V8/V12 engines, luxurious interior, extensive electronic features, focus on ride comfort. Target Audience Target Audience: Owners, independent repair shops, enthusiast DIY mechanics specializing in luxury European vehicles. 📋 Manual Details Coverage Areas Geographical Coverage: Global (Factory Standard) Page Count Estimated Page Count: 1000+ Manual Type Manual Type: Factory Service and Repair Manual Language Language: English Format Format: Digital Download (PDF) 📖 Manual Coverage Systems Covered Engine Mechanical: Complete overhaul, diagnosis, timing, cooling, lubrication, fuel delivery, emission control systems. Engine Electrical: Ignition system, fuel injection control (EIS, ME), sensor diagnostics, ECU identification and testing. Transmission: 722.6 5-speed Automatic Transmission: operation, diagnostics, solenoid testing, fluid service, overhaul procedures. Chassis Suspension: Active Body Control (ABC) system, conventional suspension components, alignment procedures, shock absorber replacement. Brakes: ABS, ESP, SBC (if applicable to later W220), brake pad and rotor replacement, hydraulic system bleeding, parking brake. Steering: Power steering system, steering column components, diagnosis of steering assist issues. Electrical Body: Lighting systems, power windows, locks, mirrors, seats, sunroof, interior climate control (HVAC), keyless entry. Comfort Electronics: COMAND infotainment, seat memory, climate control logic, ambient lighting, parking assist. Diagnostics: OBD-II diagnostics, STAR diagnostic system (SDS) codes and interpretations, troubleshooting charts. Body And Trim: Panel removal and installation, interior trim components, door mechanisms. Procedures Included Routine Maintenance: Oil changes, filter replacements, spark plug replacement, fluid level checks and top-offs. Major Repairs: Engine rebuilds, transmission overhauls, suspension component replacement, brake system servicing. Troubleshooting: Systematic diagnostic procedures for common and uncommon faults, fault code interpretation. Wiring Diagrams: Comprehensive electrical schematics for all vehicle systems. Special Tools: Identification and use of Mercedes-Benz specific tools required for repairs. Technical Depth Depth Of Coverage: Complete factory-level diagnostic and repair procedures, suitable for professional technicians and advanced DIYers. 📊 Manual Specifications File Format File Format: PDF Print Quality Print Quality: High-resolution, printable pages. Binding Type Binding Type: N/A (Digital Download) Paper Type Paper Type: N/A (Digital Download) Searchability Searchable Text: Yes (text-searchable PDF) ⚙️ Engine Specifications Primary Engine Base Engine Variant: S320 (W220) - M112 E32 (3.2L V6) Performance S320: Approx. 221 hp @ 6000 rpm, 236 lb-ft @ 3000-4500 rpm Engine S430: S430 (W220) - M113 E43 (4.3L V8) Performance S430: Approx. 295 hp @ 5500 rpm, 302 lb-ft @ 3600 rpm Engine S500: S500 (W220) - M113 E50 (5.0L V8) Performance S500: Approx. 302 hp @ 5600 rpm, 339 lb-ft @ 3100-4200 rpm Engine S600: S600 (W220) - M275 E55ML (5.5L V12 Bi-Turbo) Performance S600: Approx. 493 hp @ 5000 rpm, 590 lb-ft @ 1800-3500 rpm Fuel System Fuel Injection Type: Electronic Fuel Injection (EFI) Recommended Fuel: Premium Unleaded Gasoline (91+ Octane) Engine Management ECU Type: Bosch Motronic (e.g., ME 2.8, ME 2.9, ME 9.7) 🔧 Transmission Standard Standard Transmission: 5-Speed Automatic (722.6) Optional Optional Transmission: N/A (All models featured automatic transmission) Features Transmission Features: TouchShift manual shifting, electronically controlled, adaptive shift programs. Fluid Specifications Transmission Fluid Type: MB 236.10 or MB 236.12 (e.g., ATF 4/5 Speed) 📐 Dimensions Exterior Wheelbase: Approx. 116.7 inches (2965 mm) Length: Approx. 199.5 inches (5067 mm) Width: Approx. 73.2 inches (1859 mm) Height: Approx. 57.4 inches (1458 mm) Weights Curb Weight S320: Approx. 3850 lbs (1750 kg) Curb Weight S500: Approx. 4100 lbs (1860 kg) Gross Vehicle Weight Rating: Varies by model, typically around 5000-5500 lbs Wheel Tire Wheelbase Long Wheelbase: Approx. 121.5 inches (3086 mm) for LWB variants Standard Wheel Size: 16-inch or 17-inch alloy wheels Standard Tire Size: 225/60R16, 225/55R17 Bolt Pattern: 5x112mm Center Bore: 66.5mm 🛡️ Safety Features Ratings NHTSA Ratings: Generally considered very safe, though specific ratings may vary by year and testing protocol. Equipped with advanced safety features. Active Features Active Safety Systems: Anti-lock Braking System (ABS), Electronic Stability Program (ESP), Brake Assist (BAS). Passive Features Airbags: Front airbags, side airbags, window airbags (curtain airbags). Seatbelts: Pre-tensioning seatbelts, load limiters. Body Structure: High-strength steel safety cell, crumple zones. 💡 Technology Features Infotainment Infotainment System: COMAND (Cockpit Management and Navigation) system, offering audio, navigation, and climate control integration. Audio Options: Bose premium sound system available. Driver Assistance Driver Assistance Features: Distronic (adaptive cruise control), Parktronic (parking assist), rain-sensing wipers, automatic climate control. Connectivity Connectivity Options: Early integration of telematics systems, optional voice control. Comfort Features Comfort Features: Multi-contour power seats with heating and ventilation, keyless-go entry and start, soft-close doors. 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 10,000 miles or 12 months, using synthetic...