🏷️ Basic Information Identification Make: Mercedes-Benz Model: SL-Class Trim: SL550 Sport Year: 2009 Generation Generation Code: R230 (Facelift 2) Generation Years: 2008-2012 👋 Introduction Market Position Segment: Luxury Grand Tourer / Convertible Sports Car Positioning: Flagship two-seater convertible for Mercedes-Benz, blending high performance with luxury and comfort. Competitive Analysis Key Competitors: BMW 6 Series Convertible, Porsche 911 Cabriolet, Jaguar XK Convertible, Aston Martin V8 Vantage Roadster Key Features Body Style: Retractable Hardtop Convertible (Vario-Roof) Suspension: Standard or optional Active Body Control (ABC) adaptive suspension Powertrain Focus: Emphasis on smooth, powerful V8 engine and comfortable, refined driving experience. 📋 Manual Details Coverage Areas Primary Coverage: Owner's Manual Secondary Coverage: Maintenance Information & Specifications Technical Areas: Instrument Cluster, Entertainment Systems, Climate Controls, Lights, Driver Controls, Locks & Security, Seating & Safety Restraints, Driving, Customer Assistance, Cleaning, Engine Compartment, Engine Oil, Battery, Fuel Information, Air Filter, Part Numbers, Refill Capacities, Lubricant Specifications, Accessories, Service Information Page Count Estimated Page Count: 250-350 Manual Type Type: Factory Owner's Manual Language Language: English Format Format: Digital PDF 📖 Manual Coverage Systems Covered Powertrain: Engine operation, fuel system, cooling system, exhaust system Chassis: Suspension, steering, brakes (including ABC suspension if equipped) Electrical: Lighting system, battery, starter, alternator, fuses, interior/exterior electronics Infotainment: Audio system, COMAND APS navigation, climate control system Safety: Airbags, seat belts, ISOFIX, active safety features (e.g., ABS, ESP) Procedures Included Routine Maintenance: Checking fluid levels (oil, coolant, brake fluid, washer fluid), tire pressure checks, basic cleaning Troubleshooting: Understanding dashboard warning lamps and indicators, basic error message interpretation Operation: Operating convertible roof, power windows, mirrors, seats, infotainment, lighting controls Safety Operation: Proper use of seat belts, child seat installation guidelines, airbag system explanations Specification Lookup: Finding refill capacities, lubricant specifications, tire sizes, and basic part numbers Technical Depth Depth: Owner-level information, focusing on operation, basic maintenance, and understanding vehicle features. Does not cover in-depth repair procedures or advanced diagnostics typically found in a Service Manual. 📊 Manual Specifications File Format Compatibility: Requires PDF reader (e.g., Adobe Acrobat Reader, Foxit Reader). Compatible with all devices capable of reading PDF files. Print Quality Quality: Digital reproduction of factory original, maintaining clarity and readability. Binding Type Binding: N/A (Digital PDF) Paper Type Paper: N/A (Digital PDF) ⚙️ Engine Specifications Primary Engine Engine Code: M273 Configuration: 4.7L V8 Displacement: 4663 cc Aspirated: Naturally Aspirated Performance Horsepower: 382 hp @ 6000 rpm Torque: 391 lb-ft @ 2800-4000 rpm Fuel System Injection: Sequential Multi-Point Fuel Injection (MPI) Fuel Type: Premium Unleaded Gasoline (91 octane or higher recommended) Components Valvetrain: SOHC 3 valves per cylinder (two intake, one exhaust), 4 cams (2 per bank) 🔧 Transmission Standard Type: 7-Speed Automatic (7G-TRONIC) Modes: Comfort (C) and Sport (S) modes Optional Optional Transmission: N/A for SL550 Sport in this configuration Features Features: TouchShift paddle shifters on steering wheel 📐 Dimensions Exterior Length: 178.7 inches (4539 mm) Width: 73.5 inches (1867 mm) Height: 52.2 inches (1326 mm) Wheelbase: 101.8 inches (2585 mm) Weights Curb Weight: Approx. 4178 lbs (1895 kg) Gross Weight Rating: Approx. 5335 lbs (2419 kg) Cargo Trunk Volume Roof Up: Approx. 13.1 cu ft (370 L) Trunk Volume Roof Down: Approx. 9.5 cu ft (270 L) 🛡️ Safety Features Ratings NHTSA Front Impact: 5-Star (for models with comparable safety features) IIHS Side Impact: Good (for models with comparable safety features) Active Features Active Safety: Anti-lock Braking System (ABS), Electronic Stability Program (ESP), Brake Assist (BAS), Tire Pressure Monitoring System (TPMS), Bi-Xenon Headlights with Active Curve Illumination Passive Features Passive Safety: Dual-stage front airbags, side airbags integrated into seats, pop-up roll bars, front and side curtain airbags (integrated into A-pillars and doors) Seat Restraints: 3-point inertia-reel seat belts with pretensioners and force limiters, NECK-PRO active head restraints 💡 Technology Features Infotainment System Name: COMAND APS (Cockpit Management and Navigation Entertainment) Features: Color display, DVD-based navigation, AM/FM radio, CD player, MP3 capability, optional SiriusXM Satellite Radio, Bluetooth connectivity for hands-free calling (may require adapter). Driver Assistance Driver Assistance: Distronic Plus (optional adaptive cruise control), Parktronic (parking sensors), Bi-Xenon Active Curve Headlights, Automatic high beam assist. Connectivity Connectivity Features: Mbrace (Mercedes-Benz in-car telematics system) available, offering emergency assistance, remote diagnostics, and concierge services (subscription required). Convenience Convenience Features: Keyless-Go (proximity key and push-button start), heated and ventilated seats, power-adjustable steering column, automatic climate control, rain-sensing wipers. 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 10,000 miles (16,000 km) or 12 months, whichever comes first, as indicated by the 'Service A' or 'Service B' message on the instrument cluster. Major Service Intervals: Refer to the manual for specific mileage/time intervals for spark plug replacement, transmission fluid change, brake fluid change, and ABC hydraulic fluid (if equipped). Fluid Specifications Engine Oil Spec: MB 229.5 (e.g., Mobil 1 Synthetic 0W-40) Engine Oil Capacity: Approx. 8.5 quarts (8.0 liters) with filter change Coolant Spec: MB 325.0 or 326.0 (Antifreeze/Coolant...