🏷️ Basic Information Identification Make: Mercedes-Benz Model: S55 AMG Year: 2002 Codes Chassis Code: W220 Engine Code: M113.991 👋 Introduction Market Position Positioning: High-performance luxury sedan, flagship model of Mercedes-Benz, targeting discerning buyers seeking comfort, technology, and potent V8 performance. Competitive Analysis Competitors: BMW 7 Series (740i/750i), Audi A8 (4.2 quattro), Lexus LS430, Jaguar XJ. Key Features Performance Focus: Hand-built AMG 5.4L supercharged V8 engine, AMG-tuned suspension and brakes, luxurious interior appointments, advanced technology features. Premium Offering: Represents the pinnacle of Mercedes-Benz engineering and luxury for its era. 📋 Manual Details Coverage Areas Systems Covered: Engine, Transmission, Drivetrain, Suspension, Steering, Brakes, Electrical System, HVAC, Body, Interior, Diagnostics, Maintenance Page Count Page Count: Extensive (Software dependent, estimated 1000+ pages equivalent) Manual Type Manual Type: Official Service and Repair Manual Software Language Language: English Format Format: Software (Digital/Online) 📖 Manual Coverage Systems Covered Engine Mechanical: Complete teardown and reassembly procedures, component specifications, timing, valve adjustments, cylinder head, crankshaft, pistons, connecting rods, lubrication system. Engine Management: Fuel injection system (Bosch Motronic ME 2.8), ignition system, emission control systems (OBD-II), sensor diagnostics, ECU (Electronic Control Unit) troubleshooting. Transmission: 5-speed automatic transmission (722.6), fluid types and capacities, torque converter, valve body, planetary gear sets, electronic control module diagnostics, overhaul procedures. Drivetrain: Rear-wheel drive system, driveshafts, differential, axle shafts, wheel bearings, seals. Suspension: Front and rear independent suspension, Adaptive Damping System (ADS), Active Body Control (ABC) system (if equipped), shock absorbers, struts, springs, control arms, bushings, alignment specifications. Steering: Hydraulic power steering system, steering gear, steering column, power steering fluid specifications, troubleshooting. Brakes: Anti-lock Braking System (ABS), Electronic Stability Program (ESP), brake fluid type and specifications, brake disc and pad replacement, hydraulic system bleeding, parking brake, brake caliper overhaul. Electrical System: 12V battery system, charging system (alternator), starter motor, lighting (headlights, taillights, interior), wiring diagrams, fuse box locations and identification, relays, control modules (SAM, EIS, etc.), CAN bus system. HVAC: Automatic climate control, refrigerant type and charge, AC compressor, evaporator, condenser, heater core, blower motor, control panel diagnostics. Bodywork: Body panel removal and installation, door mechanisms, hood and trunk latches, glass replacement, interior trim panels, sound deadening. Interior: Seats, seatbelts, airbags, dashboard, center console, instrument cluster, door panels, headliner, power windows, power locks, power mirrors, sunroof. Diagnostics: OBD-II fault codes (DTCs), diagnostic connector locations, troubleshooting flowcharts, using diagnostic scan tools, resetting service indicators. Maintenance: Scheduled maintenance intervals, fluid and filter replacement procedures (oil, coolant, brake fluid, transmission fluid), spark plug replacement, belt inspection and replacement, tire rotation and balancing. Procedures Included Repair Procedures: Step-by-step instructions for component removal, repair, and reinstallation across all vehicle systems. Troubleshooting Guides: Diagnostic charts and flowcharts to identify and resolve common and uncommon issues. Technical Specifications: Detailed torque values, clearances, fluid capacities, electrical schematics, and component measurements. Technical Depth Depth: Comprehensive, covering basic maintenance to complete engine and transmission overhauls, advanced electrical diagnostics, and chassis repairs. 📊 Manual Specifications File Format File Format: Proprietary software (likely executable or web-based access) Print Quality Print Quality: N/A (Digital format) Binding Type Binding Type: N/A (Digital format) Paper Type Paper Type: N/A (Digital format) ⚙️ Engine Specifications Primary Engine Engine Type: 5.4L (5439cc) Supercharged V8 (M113 E55 ML) Bore X Stroke: 97.0 mm x 92.0 mm Compression Ratio: 9.0:1 Performance Horsepower: 493 hp @ 6100 rpm Torque: 516 lb-ft (700 Nm) @ 2650-4500 rpm Fuel System Fuel Type: Premium Unleaded Gasoline (91 octane or higher recommended) Fuel Delivery: Sequential Multi-port Fuel Injection (Bosch Motronic ME 2.8) Forced Induction: Lysholm-type positive displacement supercharger with intercooler Cooling System Coolant Type: Mercedes-Benz G48 (Ethylene Glycol based, blue color) or equivalent. Coolant Capacity: Approx. 12.0 Liters (with heater core) Lubrication System Oil Type: MB 229.5 approved synthetic oil (e.g., Mobil 1 0W-40, Pennzoil Platinum Euro 5W-40) Oil Capacity: Approx. 8.0 Liters (8.5 US quarts) with filter change 🔧 Transmission Standard Transmission Type: 5-speed automatic (722.6 '5G-TRONIC') Optional Optional Transmissions: None (5-speed automatic standard) Features Transmission Features: TouchShift manual shifting mode, Comfort and Sport modes, Electronic control with adaptive shift programs. Fluid Specifications Transmission Fluid Type: MB 236.10 or MB 236.14 approved ATF (e.g., Pentosin ATF1, Mobil ATF 134) Fluid Capacities Transmission Fluid Capacity: Approx. 8.0 Liters (for torque converter refill, pan drop requires less) 📐 Dimensions Exterior Length: 5038 mm (198.3 in) Width: 1855 mm (73.0 in) Height: 1441 mm (56.7 in) Wheelbase: 2995 mm (118.0 in) Weights Curb Weight: Approx. 1980 kg (4365 lbs) Gross Vehicle Weight Rating: Approx. 2500 kg (5511 lbs) Cargo Cargo Volume: Approx. 520 Liters (18.4 cu ft) Wheels Tires Wheel Bolt Pattern: 5x112 mm Front Tire Size: 245/40 R18 Rear Tire Size: 265/35 R18 🛡️ Safety Features Ratings NHTSA Frontal Crash Rating: Not specifically rated for 2002 model year as per current NHTSA standards at the time. IIHS Ratings: Likely 'Good' in frontal offset based on contemporaneous Mercedes-Benz testing and design philosophy....