🏷️ Basic Information Identification Make: Mercedes-Benz Model: SL-Class Year: 2005 Trim: All SL-Class models equipped with COMAND APS Codes Chassis Code: R230 👋 Introduction Market Position Vehicle Class: Luxury Grand Tourer / Roadster Target Audience: Affluent individuals seeking high-performance, luxury, and advanced technology Competitive Analysis Competitors: Porsche 911, BMW 6 Series, Jaguar XK, Aston Martin DB9 Key Selling Points: Retractable hardtop, V8/V12 engine options, advanced safety and comfort features, Mercedes-Benz brand prestige Key Features Infotainment System: COMAND APS with integrated navigation, audio, and communication Convertible System: Vario-roof (retractable hardtop) operation Performance Enhancements: Active Body Control (ABC) suspension Convenience Features: Keyless-Go, Power-assisted trunk closer 📋 Manual Details Coverage Areas Navigational Systems: COMAND APS (Cockpit Management and Navigation) Infotainment Features: Audio, Navigation, Climate Control Interface, Bluetooth Telephony Page Count Estimated Pages: Approximately 150-250 (typical for COMAND APS manuals of this era) Manual Type Type: Operator's Manual / Owner's Manual Language Language: English Format Digital Format: PDF 📖 Manual Coverage Systems Covered Primary System: COMAND APS Navigation and Entertainment System Audio System: Radio, CD Player, Changer Operation Navigation System: Map display, Destination entry, Route planning, Voice commands Climate Control: Integration with COMAND for climate adjustments Telephony System: Bluetooth phone pairing, call management Display Controls: Screen operation, button layout, rotary controller usage Procedures Included Basic Operation: System startup, shutdown, mode selection Customization: Personalizing settings for audio, navigation, and comfort Troubleshooting Basic: Common error messages, system resets Navigation Usage: Entering addresses, finding points of interest, managing routes Audio Management: Tuning radio, playing CDs, adjusting sound settings Bluetooth Management: Pairing devices, making and receiving calls Technical Depth Depth Level: User-focused operation and feature utilization Diagnostic Capability: Limited; does not cover deep electronic diagnostics or module repair 📊 Manual Specifications File Format File Type: PDF (Portable Document Format) Searchability: Typically searchable text, allowing for keyword searching Printability: Printable, allowing users to create physical copies Print Quality Quality: Digital facsimile of original factory document, quality dependent on original scan Binding Type Binding: N/A (Digital Format) Paper Type Paper: N/A (Digital Format) ⚙️ Engine Specifications Primary Engine Engine Code: M113 E50 (for SL500) Engine Type: SOHC V8 Displacement: 4966 cc (5.0 Liters) Performance Horsepower: 302 hp @ 5600 rpm (for SL500) Torque: 339 lb-ft @ 3250 rpm (for SL500) Fuel System Fuel Delivery: Electronic Fuel Injection (EFI) Fuel Type: Premium Unleaded Gasoline Other Engines Sl55 Amg: 5.4L Supercharged V8 (M113 ML55) Sl600: 5.5L Twin-Turbo V12 (M275) 🔧 Transmission Standard Transmission Type: 5-speed Automatic (722.6) Traction Control: ASR (Acceleration Slip Regulation) Optional Transmission Amg: 5-speed AMG Speedshift Automatic (for SL55 AMG) Transmission V12: 5-speed Automatic (722.6) (for SL600) Features Shift Modes: Comfort (C) and Sport (S) modes 📐 Dimensions Exterior Length: 178.9 inches (4545 mm) Width: 73.1 inches (1857 mm) Height: 51.7 inches (1313 mm) Wheelbase: 101.8 inches (2585 mm) Weights Curb Weight Sl500: 4343 lbs (1970 kg) Gross Weight Rating Sl500: 5291 lbs (2400 kg) 🛡️ Safety Features Ratings NHTSA Front Impact: Not explicitly rated for convertible models, but generally high IIHS Side Impact: Not explicitly rated for convertible models Active Features Electronic Stability Control: ESP (Electronic Stability Program) Brake Assist: BAS (Brake Assist System) Suspension: Active Body Control (ABC) with automatic leveling Passive Features Airbags: Front, side, and head airbags; rollover protection system Rollover Protection: Automatically deploying roll bars behind headrests 💡 Technology Features Infotainment System Name: COMAND APS (Cockpit Management and Navigation) Display Type: Color LCD Display (typically 6.5 or 7 inch) Navigation Media: DVD-ROM based navigation maps Audio Source: AM/FM Radio, CD Player (single disc), optional CD Changer Driver Assistance Cruise Control: Standard Cruise Control with Speed Limiter Parking Assistance: Optional front and rear Parktronic sensors Connectivity Bluetooth: Integrated Bluetooth Hands-Free Communication System Auxiliary Input: Optional auxiliary audio input 🔧 Maintenance Service Intervals Oil Change Interval: Every 10,000 miles or 1 year, whichever comes first (synthetic oil recommended) Major Service A: Typically around 20,000 miles, includes inspection of various systems Major Service B: Typically around 40,000 miles, includes fluid changes (e.g., transmission, brake), filter replacements Fluid Specifications Engine Oil: MB 229.5 Certified Full Synthetic SAE 0W-40 or 5W-40 Transmission Fluid: MB 236.14 (ATF) for 5-speed automatic transmission Brake Fluid: DOT 4 Plus (MB 331.0) Coolant: MB 325.0 (Glysantin G05 compatible) - Antifreeze/Coolant Known Issues Abc Suspension Leaks: Common issue with hydraulic fluid leaks from struts, hoses, or pump Vario Roof Actuators: Malfunctions in hydraulic cylinders or pumps for the retractable hardtop Icc Module Failure: Intermittent issues with the Intelligent Controller Module, affecting various electronic systems Mass Airflow Sensor: Can become dirty or fail, leading to rough idling or performance issues Biodegradable Wiring Harness: Insulation on some older Mercedes-Benz wiring harnesses can degrade, causing electrical issues 📚 Vehicle History Brand Heritage Founding Year: 1886 (Benz Patent-Motorwagen) Reputation: Pioneer in automotive engineering, known for luxury, safety, and innovation Model Evolution Sl Legacy: Long lineage of iconic sports cars...