🏷️ Basic Information Identification Make: Mercedes-Benz Model: SL-Class Trim: SL65 AMG Year: 2005 Codes Vehicle Code: R230 Engine Code: M275 (AMG Bi-Turbo V12) 👋 Introduction Market Position Positioning: High-performance, luxury grand tourer roadster, flagship model for Mercedes-Benz in its class. Competitive Analysis Key Competitors: Porsche 911 Turbo Cabriolet, Ferrari 360/430 Spider, Aston Martin DB9 Volante. Key Features Performance Focus: Emphasis on the powerful AMG V12 engine, advanced suspension, and luxurious comfort. Convertible Design: Retractable hardtop (Vario-Roof) for coupe-like comfort and open-air driving. 📋 Manual Details Coverage Areas Primary Coverage: Owner's Manual Secondary Coverage: Basic Maintenance and Specifications Page Count Estimated Pages: Approximately 300-400 (typical for this era/model) Manual Type Type: Owner's Manual Language Language: English Format Digital Format: PDF 📖 Manual Coverage Systems Covered Infotainment: COMAND APS, Radio, CD/DVD Player, Navigation System, Harman Kardon Sound System Climate Control: THERMOTRONIC Automatic Climate Control, Seat Heating and Ventilation Lighting: Bi-Xenon Headlights with Adaptive Lighting, Fog Lamps, Interior Lighting, Exterior Lighting Controls Driver Controls: Steering Wheel Functions, Pedal Controls, Gear Selector Operation, ABC (Active Body Control) Suspension Controls Locks Security: Keyless-Go, Central Locking, Alarm System, Immobilizer Seating Safety: Power Adjustable Seats with Memory, SRS Airbag System (Front, Side, Knee), Seatbelt Pre-tensioners, ISOFIX Child Seat Anchors Driving Operations: Starting and Stopping Engine, Driving Aids (ESP, Traction Control), Parking Brake, Convertible Top Operation Maintenance Vehicle: Engine Compartment Overview, Fluid Checks (Oil, Coolant, Brake Fluid, Washer Fluid), Battery Maintenance, Air Filter Inspection Procedures Included Basic Maintenance: Checking and topping up fluids, Tire pressure checks, Wiper blade replacement, Bulb replacement Driving Techniques: Proper operation of convertible top, Engaging and disengaging ESP, Safe operation in various weather conditions Troubleshooting: Understanding warning indicators, Basic fault identification (e.g., low fluid levels) Safety Features: Correct use of seatbelts, Understanding airbag system operation, Child restraint system installation Customer Assistance: Contacting Mercedes-Benz Customer Assistance, Reporting safety defects (US specific) Technical Depth Depth: Owner-level, focusing on operation, features, basic checks, and safety; not a repair manual. 📊 Manual Specifications File Format File Type: PDF Readability: Searchable text, viewable on any device with a PDF reader. Print Quality Quality: Digital reproduction of factory original, high fidelity. Binding Type Type: N/A (Digital Download) Paper Type Type: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Type: V12 Bi-Turbo Displacement: 5.5 Liters (5500 cc) Engine Code: M275 Performance Horsepower: 661 hp (650 PS; 486 kW) @ 5500 rpm (Note: Often advertised as 604 hp in the US market for regulatory reasons, but the actual output is higher) Torque: 738 lb-ft (1000 Nm) @ 2000-4000 rpm (Electronically limited) Fuel System Fuel Delivery: Sequential Multi-Point Fuel Injection (MPI) Fuel Type: Premium Unleaded (91 octane or higher) 🔧 Transmission Standard Transmission Type: 5-Speed AMG SPEEDSHIFT TCT Automatic Transmission Features Gear Selection: Driver-selectable modes (S - Sport, C - Comfort) Torque Converter Lockup: Yes, for improved efficiency and direct feel 📐 Dimensions Exterior Length: 177.4 inches (4506 mm) Width: 72.2 inches (1834 mm) Height: 51.1 inches (1298 mm) Weights Curb Weight: Approx. 4400-4500 lbs (2000-2041 kg) 🛡️ Safety Features Ratings Federal Safety Standards: Complies with all applicable Federal Motor Vehicle Safety Standards (FMVSS). Active Features Stability Control: Electronic Stability Program (ESP), Acceleration Skid Control (ASR) Braking System: Anti-lock Braking System (ABS), Brake Assist (BAS), Electronic Brake-force Distribution (EBD) Suspension System: Active Body Control (ABC) – A hydropneumatic system that counteracts body roll. Passive Features Airbags: Frontal airbags, Side airbags, Knee airbags Seatbelts: Force-limiting seatbelts with pre-tensioners Rollover Protection: Integrated rollover protection bars that deploy automatically. 💡 Technology Features Infotainment Primary System: COMAND APS (Cockpit Management and Navigation Display) Audio System: Optional Harman Kardon Logic 7 surround sound system. Navigation: DVD-based navigation system. Driver Assistance Cruise Control: DISTRONIC adaptive cruise control (optional). Parking Assistance: PARKTRONIC parking sensors (front and rear) (optional). Connectivity Phone Integration: Integrated Bluetooth hands-free communication system (optional). 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 10,000 miles or 12 months, whichever comes first. However, professional service is recommended for this high-performance engine. Major Service Intervals: Refer to the 'Service Information and Specifications' within the manual. Major services often occur at 30,000-mile intervals, including spark plug replacement and comprehensive fluid checks. Fluid Specifications Engine Oil: Mobil 1 Formula M 5W-40 or equivalent meeting MB 229.5 specification. Capacity approximately 9.5 liters (10 quarts). Coolant: Mercedes-Benz Approved Antifreeze/Coolant (G05 or similar), typically a 50/50 mix with distilled water. Transmission Fluid: MB 236.10 Specification ATF (e.g., Pentosin ATF1 or equivalent). Brake Fluid: DOT 4 Plus (MB 331.0 specification). Known Issues Common Wear Items: ABC suspension hydraulic lines and accumulators, ignition coils, engine mounts, convertible top hydraulic cylinders and seals, catalytic converters. Electrical Components: Sensor failures (e.g., O2 sensors, crank position sensors), COMAND system glitches, occasional battery drain issues. Part Numbers Oil Filter: Commonly used: Mann-Filter HU 711/6 y or Mercedes-Benz A0001802609. Air Filters: Typically two part numbers: e.g., Mann-Filter C34254 (left) and...