🏷️ Basic Information Identification Make: Mercedes-Benz Model: C-Class Year: 2009 Generation Generation Code: W204 Codes Chassis Code: W204 👋 Introduction Market Position Segment: Compact Executive Sedan/Coupe/Wagon Competitive Analysis Competitors: BMW 3 Series, Audi A4, Lexus IS, Acura TL, Infiniti G37 Key Features Brand Philosophy: The 2009 C-Class represents Mercedes-Benz's commitment to luxury, safety, and engineering excellence in the premium compact segment. Target Audience: Professionals, luxury car buyers seeking a balance of performance, comfort, and brand prestige. 📋 Manual Details Coverage Areas Vehicle Systems: Engine, Transmission, Brakes, Suspension, Steering, Electrical, HVAC, Infotainment, Safety Systems, Bodywork, Maintenance, Troubleshooting Page Count Estimated Pages: 350-450 Manual Type Type: Owner's Manual Language Language: English Format Format: PDF Compatibility Operating Systems: All Versions of Windows & Mac Availability Download Method: Instant Download Support Download Support: Full Download Support Requirements Software: Adobe PDF Reader 📖 Manual Coverage Systems Covered Powertrain: Detailed information on engine operation, fluid levels, basic checks, and starter system. Coverage for automatic transmission functions and basic gear selection. Chassis: Information on braking system operation, tire pressure monitoring, suspension basics, and steering wheel controls. Includes details on wheel and tire care. Electrical And Electronics: Explanation of dashboard instruments and controls, lighting functions, power windows, mirrors, and basic interior electronics. Covers the infotainment system interface, including audio, phone, and voice recognition. Comfort And Convenience: Operation of the climate control system (heater, air conditioner), seat adjustments, seat belt usage, and airbag system explanations. Covers interior trim and appearance care. Procedures Included Pre Driving: Detailed instructions for pre-driving checks, including fluid level inspection, tire pressure verification, and exterior light checks. Adjustments: Guidance on adjusting seats, steering wheel, mirrors, and seat belts for optimal comfort and safety. Emergency: Instructions for emergency situations, including tire changes, jump starting, vehicle towing, and operating hazard warning lights. Maintenance Diy: Guidance on basic maintenance tasks such as checking and topping up fluids (oil, coolant, washer fluid), checking tire pressure, and replacing wiper blades. Information on vehicle care and cleaning. Technical Depth Depth: Focuses on owner-level operation, maintenance, and basic troubleshooting. Does not cover in-depth mechanical or electrical repair procedures, which would be found in a service manual. 📊 Manual Specifications File Format File Type: PDF Searchable: Yes (typically) Printable: Yes Print Quality Quality: High-resolution digital scan, suitable for screen viewing and printing. Binding Type Binding: Not applicable (Digital Download) Paper Type Paper: Not applicable (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Code: M272 (V6) Configuration: 3.5L V6 DOHC 24-valve Performance Horsepower: 268 hp @ 6000 rpm (C350) Torque: 258 lb-ft @ 2400-5000 rpm (C350) Fuel System Injection Type: Sequential Port Fuel Injection (MPI) Fuel Type: Premium Unleaded Gasoline (91+ octane recommended) Engine Oil Oil Type: Synthetic SAE 0W-40 or 5W-40 (MB 229.5 or 229.51 specification) Oil Capacity: Approx. 6.5 liters (6.9 US quarts) 🔧 Transmission Standard Type: 7-speed automatic (7G-TRONIC) Optional Type: 6-speed manual (limited availability, primarily for C300 Sport models in certain markets) Features Automatic Modes: Comfort (C) and Sport (S) modes Fluid Specifications Fluid Type: MB 236.14 (e.g., Mercedes-Benz ATF LT 71141 or equivalent) 📐 Dimensions Exterior Length: Approx. 180.0 inches (4572 mm) Width: Approx. 70.7 inches (1796 mm) Height: Approx. 56.3 inches (1430 mm) Wheelbase Wheelbase: Approx. 108.7 inches (2760 mm) Weights Curb Weight: Approx. 3500-3700 lbs (1590-1680 kg) depending on configuration Cargo Trunk Volume: Approx. 13.1 cubic feet (370 liters) 🛡️ Safety Features Ratings NHTSA Front Impact: 5-Star IIHS Front Overlap Small Overlap: Good (for vehicles tested) Active Features ABS: Standard Anti-lock Braking System Esp: Standard Electronic Stability Program (ESP) TCS: Standard Traction Control System (TCS) Passive Features Airbags: Front airbags, side airbags, front and rear curtain airbags. Optional rear side airbags. Seat Belts: 3-point inertia-reel seat belts with belt tensioners and force limiters. Child Seat Anchors: LATCH (Lower Anchors and Tethers for Children) system 💡 Technology Features Infotainment Command System: Optional COMAND (Cockpit Management and Navigation Display) system with a central display, CD/DVD player, and integrated navigation. Audio Options: Standard audio system with AM/FM radio, CD player, and auxiliary input. Optional Harman Kardon surround sound system. Driver Assistance Adaptive Cruise Control: Optional DISTRONIC adaptive cruise control system. Parking Assistance: Optional PARKTRONIC parking sensors and rearview camera. Lane Keeping: Optional LANE KEEPING ASSIST (with steering wheel vibration). Connectivity Bluetooth: Optional Bluetooth hands-free connectivity for phone calls. Voice Recognition: Optional LINGUATRONIC voice command system for audio, navigation, and phone. 🔧 Maintenance Service Intervals Oil Change: Variable, typically every 10,000 miles or 1 year, based on ASSYST Plus service system monitoring. Refer to the manual for specific driving conditions. Major Service: Around 30,000, 60,000, 90,000 miles. Includes spark plug replacement (around 60k-100k miles depending on engine), brake fluid flush (every 2 years), coolant flush (every 5 years). Fluid Specifications Coolant: Mercedes-Benz Specification MB 325.0 or 326.0 (Antifreeze/Coolant) Brake Fluid: DOT 4 Plus (MB specification 331.0) Power Steering Fluid: MB specification...