🏷️ Basic Information Identification Make: Mercedes-Benz Model: CLK Class Chassis Code: C209 Model Year: 2009 Generation Generation Code: Second Generation (C209/A209) Generation Years: 2002-2010 👋 Introduction Market Position Segment: Entry-level Luxury Coupe/Convertible Target Audience: Consumers seeking stylish, comfortable, and performance-oriented personal luxury vehicles. Competitive Analysis Key Competitors: BMW 3 Series Coupe/Convertible, Audi A4 Cabriolet, Lexus IS Convertible. Key Features Design: Elegant styling with Mercedes-Benz's signature grille and distinctive headlamps. Available as a coupe or a retractable hardtop convertible (A209). Powertrain: Offered with a range of V6 and V8 engines known for refinement and smooth power delivery. Interior Quality: Premium materials, comfortable seating, and high levels of craftsmanship typical of the Mercedes-Benz brand. 📋 Manual Details Coverage Areas Scope: Full A-Z Service, Repair, and Workshop Models Covered: All CLK Class C209 models Page Count Estimated Pages: Comprehensive (Exact count not specified, but implied to be extensive) Manual Type Type: Service and Repair Workshop Manual Language Language: English Format Digital Format: PDF 📖 Manual Coverage Systems Covered Engine Management: Engine mechanical, fuel systems, ignition systems, exhaust systems, cooling systems, lubrication systems Drivetrain: Clutch, manual transmission, automatic transmission, drive shafts, differentials, axles Chassis: Brakes (including ABS/ESP), steering, suspension (front and rear), wheels, tires Electrical: Complete electrical system, wiring diagrams, lighting, power accessories, starter, alternator, battery Bodywork: Frame and chassis, body panels, doors, windows, interior trim, convertible top mechanisms (for A209 convertible variant if applicable) Procedures Included Maintenance: Scheduled maintenance, oil changes, filter replacements, fluid checks and top-offs, tune-ups Diagnostics: Fault finding and troubleshooting for all major systems, diagnostic trouble codes (DTCs) Repair: Step-by-step repair procedures for components, sub-assemblies, and major systems Disassembly Reassembly: Detailed procedures for dismantling and reassembling various vehicle components Technical Depth Level Of Detail: Professional grade, suitable for dealership technicians and advanced DIYers Visuals: Numerous high-quality pictures and diagrams to illustrate procedures Specifications: Detailed technical specifications, torque values, tolerances, and clearances 📊 Manual Specifications File Format Compatibility: Works on all operating systems (Windows 95, 98, 2000, Me, XP, Vista, 7, 8, 10, 11, macOS, Linux) Print Quality Clarity: Easy to read, professional quality Binding Type Binding: Not applicable (Digital PDF format) Paper Type Paper Quality: Not applicable (Digital PDF format) ⚙️ Engine Specifications Primary Engine Engine Options: Likely includes 2.5L V6 (CLK280), 3.0L V6 (CLK350), 5.5L V8 (CLK55 AMG), 6.2L V8 (CLK63 AMG), and potentially a supercharged 5.4L V8 (CLK55 AMG) in earlier models. Engine Code Example: M272 (3.5L V6), M113 (5.4L V8), M156 (6.2L V8) Performance Horsepower Range: Approximately 228 hp to 507 hp depending on the engine variant. Torque Range: Approximately 258 lb-ft to 516 lb-ft depending on the engine variant. Fuel System Injection Type: Sequential Multi-Point Fuel Injection (MPI) Fuel Requirement: Premium Unleaded Gasoline (91 octane or higher recommended) 🔧 Transmission Standard Transmission Type: 7-speed automatic transmission (7G-TRONIC) Optional Manual Transmission: Not commonly available or offered, primarily automatic for the C209 generation in most markets. Features Shift Modes: Comfort (C) and Sport (S) modes Transmission Fluid Spec: Likely MB Spec 236.12 or 236.14 (Automatic Transmission Fluid - ATF) for 7G-TRONIC. 📐 Dimensions Exterior Wheelbase: Approximately 106.7 inches (2710 mm) Length: Approximately 183.1 inches (4651 mm) Width: Approximately 69.5 inches (1765 mm) Height: Approximately 54.7 inches (1390 mm) Weights Curb Weight: Approximately 3400 - 3800 lbs (1540 - 1725 kg) depending on engine and body style. 🛡️ Safety Features Ratings NHTSA Rating Example: Likely achieved good ratings in frontal and side impact tests from agencies like NHTSA and IIHS for its era. Active Features Braking System: Four-wheel anti-lock disc brakes (ABS), Electronic Stability Program (ESP), Brake Assist (BAS). Traction Control: Acceleration Skid Control (ASR) Passive Features Airbags: Driver and front passenger airbags, side airbags, front and rear head protection airbags. Seatbelts: Pretensioning seatbelts with force limiters, active head restraints (NECK-PRO). 💡 Technology Features Infotainment Head Unit: COMMAND (Cockpit Management and Navigation) system, often with integrated radio, CD player, and optional navigation. Audio System: Harman Kardon surround sound system was a popular option. Driver Assistance Cruise Control: Standard cruise control, optional DISTRONIC adaptive cruise control on some higher-trim models. Parking Assistance: Optional PARKTRONIC parking sensors (front and rear). Connectivity Phone Integration: Optional Bluetooth hands-free communication system. 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 10,000 miles or 12 months, whichever comes first, or as indicated by the vehicle's flexible service system (ASSYST). Major Service Interval: Service B typically around 20,000 miles or 24 months, including more comprehensive checks and replacements (e.g., brake fluid). Fluid Specifications Engine Oil Spec: Likely MB 229.5 or MB 229.51 (e.g., Mobil 1 0W-40, Castrol Edge 0W-40). Coolant Spec: MB Spec 325.0 or 326.0 (Antifreeze/Coolant Concentrate, typically silicate-free). Brake Fluid Spec: DOT 4 Plus or MB Spec 331.0. Known Issues Common Wear Items: Mass air flow (MAF) sensors, ignition coils, spark plugs, serpentine belts, control arms, sway bar links. Interior Quirks: HVAC blower motor...