🏷️ Basic Information Identification Make: Mercedes-Benz Model: SL-Class Chassis Code: R230 Model Year: 2010 Generation Generation Code: R230 (Facelift 2) Generation Years: 2008-2012 👋 Introduction Market Position Segment: Luxury Grand Tourer Convertible Target Audience: Discerning luxury car owners seeking performance, comfort, and advanced technology Competitive Analysis Key Competitors: BMW 6 Series Convertible, Audi A5/S5 Cabriolet, Porsche 911 Carrera Cabriolet, Jaguar XK Convertible Key Features Highlighted Features Of R230 Facelift 2: Retractable hardtop, advanced safety systems, sophisticated suspension (ABC), powerful V8 engines, luxurious interior appointments 📋 Manual Details Coverage Areas Overall Coverage: All models and all repairs A-Z Page Count Estimated Page Count: 1500+ Manual Type Type: Service and Repair Manual Authenticity: Official Dealer/Technician Level Documentation Language Language: English Format Format: Digital (likely PDF, printable) Searchability: Likely fully searchable PDF Printability: Printable pages for workshop use 📖 Manual Coverage Systems Covered Engine Management: Engine diagnosis, fuel system, ignition system, emissions control, cooling system, lubrication system, engine mechanicals (including cylinder head, block, crankshaft, pistons, camshafts) Transmission: Automatic transmission (7G-TRONIC PLUS), diagnosis, overhaul, fluid and filter replacement, shift control modules Drivetrain: Rear-wheel drive system, differential, driveshafts, axle components Suspension And Steering: Active Body Control (ABC) system diagnosis and repair, hydraulic suspension components, power steering system, steering column, wheel alignment Brakes: Hydraulic brake system, ABS, ESP, brake discs and pads, brake lines, calipers, SBC (Sensotronic Brake Control) on earlier models, parking brake Electrical System: Starter, alternator, battery, wiring diagrams, fuses, relays, lighting systems (headlights, taillights, interior), comfort modules, CAN bus communication Body And Chassis: Body panel removal and installation, convertible roof mechanism diagnosis and repair, interior trim, door mechanisms, latches, hinges, structural components Climate Control: Automatic climate control system, A/C compressor, refrigerant, HVAC components, control modules Infotainment And Navigation: COMAND infotainment system, radio, CD/DVD changer, navigation system, speaker systems, telematics Procedures Included Diagnostics: Step-by-step diagnostic procedures for all major systems, troubleshooting flowcharts, fault code interpretation Maintenance: Scheduled maintenance tasks, fluid changes (oil, coolant, brake fluid, transmission fluid), filter replacements, inspections Repair And Replacement: Detailed procedures for component removal, repair, and reinstallation for all covered systems Component Rebuilds: Overhaul procedures for major components like transmissions and engines Calibration And Adjustment: Procedures for calibrating sensors, adjusting control modules, and setting wheel alignment Technical Depth Depth: Comprehensive, from basic checks to advanced diagnostics and full rebuilds Diagnostic Tools: References to required diagnostic tools and software (e.g., STAR DIAGNOSIS) 📊 Manual Specifications File Format Digital Format: PDF Print Quality Image Resolution: High resolution for clear diagrams and illustrations Binding Type Binding: N/A (Digital) Paper Type Paper: N/A (Digital) ⚙️ Engine Specifications Primary Engine Engine Code And Type: M272 (3.5L V6 - SL350) or M273 (5.5L V8 - SL500) Performance Sl350 Horsepower: 272 hp (approx.) Sl350 Torque: 258 lb-ft (approx.) Sl500 Horsepower: 382 hp (approx.) Sl500 Torque: 391 lb-ft (approx.) Fuel System Injection Type: Sequential Electronic Fuel Injection (SEFI) Fuel Type: Premium Unleaded Gasoline Engine Mechanicals Valve Train: DOHC, 4 valves per cylinder 🔧 Transmission Standard Transmission Type: 7-speed automatic (7G-TRONIC PLUS) Features Shifting Modes: Comfort (C) and Sport (S) modes Fluid Specifications Fluid Type: MB 236.14 (or equivalent) 📐 Dimensions Exterior Length: Approx. 4527 mm (178.2 in) Width: Approx. 1815 mm (71.5 in) Height: Approx. 1313 mm (51.7 in) Wheelbase: Approx. 2560 mm (100.8 in) Weights Curb Weight Sl350: Approx. 1770 kg (3902 lbs) Curb Weight Sl500: Approx. 1810 kg (3990 lbs) 🛡️ Safety Features Ratings NHTSA Ratings: Not widely published for this era, but expected high due to Mercedes standards Active Features Esp: Electronic Stability Program ABS: Anti-lock Braking System Bas: Brake Assist System Abc System: Active Body Control (provides adaptive damping and ride height control) Passive Features Airbags: Front, side, knee airbags, and roll-over protection system Seatbelts: Pretensioning seatbelts, automatic seatbelt extenders 💡 Technology Features Infotainment Comand System: Central multimedia interface with navigation, radio, CD/DVD, optional Harman Kardon sound system Driver Assistance Cruise Control: Distronic Plus (optional adaptive cruise control) Parking Assistance: Parktronic (PTS - Parking Sensor System), rearview camera (optional) Connectivity Bluetooth: Bluetooth connectivity for hands-free calling and audio streaming (model dependent) Convenience Keyless Go: Keyless entry and start system Comfort Seats: Multi-contour heated and ventilated seats with memory and dynamic side bolsters 🔧 Maintenance Service Intervals Oil Change Interval: Variable, typically every 10,000-15,000 miles or 1 year (depending on service indicator 'ASSYST') Major Service Interval: Around 30,000-40,000 miles (e.g., transmission fluid, spark plugs, brake fluid) Fluid Specifications Engine Oil Type: Mobil 1 0W-40 (MB-Approval 229.5) Coolant Type: Mercedes-Benz Approved Antifreeze (e.g., G05 or similar silicate-free) Brake Fluid Type: DOT 4 (MB 331.0) Known Issues Common Problems: ABC hydraulic leaks, convertible top hydraulic cylinder leaks, transmission control module issues, spark plug well oil leaks (M272/M273), mass airflow sensor issues. Ignition System: Coil pack failures, spark plug issues (mentioning potential for oil ingress into spark plug wells for M272/M273 engines) 📚 Vehicle History Brand Heritage Mercedes...