🏷️ Basic Information Identification Make: Mercedes-Benz Model: C240 Year: 2004 Codes Chassis Code: W203 👋 Introduction Market Position Segment: Entry-level luxury compact executive sedan Competitive Analysis Key Competitors 2004: BMW 3 Series (E46), Audi A4 (B6), Lexus IS 300, Acura TL. Key Features Brand Philosophy: Mercedes-Benz's reputation for engineering excellence, safety, and luxury at a more accessible price point within the brand's lineup. Vehicle Strengths: Comfortable ride, refined interior, strong safety features, sophisticated styling. Manual Value Proposition Benefit To Owner: Empowers owners and independent repair shops with detailed, accurate information for efficient and correct maintenance and repair, potentially saving on dealership labor costs. 📋 Manual Details Coverage Areas Engine Coverage: M112.912 (2.6L V6) Transmission Coverage: 722.6 (5G-TRONIC Automatic) Body Style Coverage: Sedan Page Count Estimated Pages: 1500+ Manual Type Type: Official Service and Repair Manual Software Language Language: English Format Format: Software (Digital) 📖 Manual Coverage Systems Covered Powertrain: Engine mechanical, fuel system, ignition system, emissions control, cooling system, lubrication system, starter, charging system, automatic transmission. Chassis: Front suspension, rear suspension, steering system, brake system (hydraulic, ABS, ESP), wheels, tires. Electrical: Body electrical systems, lighting, instrumentation, climate control, power accessories, CAN bus communication, diagnostic trouble codes (DTCs). Body And Trim: Body panels, doors, windows, interior trim, seats, exterior trim. Procedures Included Maintenance: Scheduled maintenance, oil changes, filter replacements, fluid checks and changes, brake pad replacement, spark plug replacement. Repair: Engine component repair and replacement, transmission overhaul, suspension component repair, brake caliper overhaul, electrical component diagnosis and repair. Diagnostics: Troubleshooting guides, diagnostic flowcharts, symptom-based diagnostics, OBD-II diagnostics. Specifications: Torque specifications, clearances, fluid capacities, electrical schematics, wiring diagrams. Technical Depth Depth: Comprehensive diagnostic and repair procedures, including detailed component removal and installation, internal component repair, and system calibration. 📊 Manual Specifications File Format Software Type: Executable application or PDF viewer-compatible file Searchability: Full text search functionality Print Quality Print Capability: Printable sections and diagrams Binding Type Binding: N/A (Software) Paper Type Paper Type: N/A (Software) ⚙️ Engine Specifications Primary Engine Engine Code: M112.912 Configuration: V6 Displacement: 2.6 Liters (2597 cc) Bore X Stroke: 89.9 mm x 68.2 mm Compression Ratio: 10.5:1 Performance Horsepower: 168 hp @ 5700 rpm Torque: 177 lb-ft (240 Nm) @ 4500 rpm Fuel System Fuel Delivery: Electronic Fuel Injection (EFI) with Sequential Port Injection Fuel Type: Premium Unleaded Gasoline (91 octane recommended) Engine Management ECU Type: ME 2.8.x or later variants Emissions Control: Dual catalytic converters, secondary air injection, EGR (where applicable). 🔧 Transmission Standard Type: 5G-TRONIC Automatic (722.6) Gear Ratios: 1: 3.59, 2: 2.19, 3: 1.41, 4: 1.00, 5: 0.73, R: 3.41 Features Shift Modes: Comfort (C) and Sport (S) modes Transmission Fluid: MB 236.10 or MB 236.12 Specification Automatic Transmission Fluid Transmission Fluid Fluid Capacity: Approximately 7.5 - 8.0 Liters (dry fill), 6.5 Liters (pan drop and fill). 📐 Dimensions Exterior Length: 177.9 inches (4519 mm) Width: 68.0 inches (1727 mm) Height: 55.9 inches (1420 mm) Wheelbase: 106.7 inches (2710 mm) Interior Front Headroom: 37.8 inches (960 mm) Rear Headroom: 37.2 inches (945 mm) Front Legroom: 41.7 inches (1059 mm) Rear Legroom: 33.4 inches (848 mm) Cargo Trunk Volume: 13.1 cubic feet (370 liters) Weights Curb Weight: 3395 lbs (1540 kg) Gross Vehicle Weight Rating: 4553 lbs (2065 kg) 🛡️ Safety Features Ratings NHTSA Front Crash Test: 5-Star Driver, 5-Star Passenger IIHS Front Crash Test: Good Active Features Traction Control: ASR (Acceleration Slip Regulation) Electronic Stability Control: ESP (Electronic Stability Program) Braking System: Anti-lock Braking System (ABS), Electronic Brake-force Distribution (EBD), Brake Assist (BAS) Passive Features Airbags: Front dual-stage airbags, front side-impact airbags, front and rear side-curtain airbags (optional or standard depending on package). Seatbelts: Pretensioners and force limiters for front seats, three-point belts for all seating positions. Body Structure: High-strength steel safety cage, crumple zones. 💡 Technology Features Infotainment Audio System: Optional Audio 20 or COMAND (Cockpit Management and Navigation Display) system with CD player, AM/FM radio, and optional navigation module. Speaker Configuration: Typically 6-8 speakers, with optional Bose sound system. Driver Assistance Cruise Control: Standard cruise control with speed limiter function. Parking Assistance: Optional Parktronic parking sensors (front and rear). Connectivity Telephone Preparation: Optional UHI (Universal Holder for Integrate Audio) interface for Bluetooth or phone cradle connectivity. Other Features Climate Control: Standard or optional automatic climate control (THERMATIC or THERMATIC with dual-zone control). 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 10,000 miles (16,000 km) or 1 year, whichever comes first, using synthetic oil (ASO condition monitoring system can adjust based on driving style). Major Service Interval A: Approx. 15,000 miles (24,000 km) - Oil and filter change, tire rotation, inspection of basic components. Major Service Interval B: Approx. 30,000 miles (48,000 km) - Service A plus cabin air filter, engine air filter, brake fluid flush, spark plug replacement (typically around 100k miles). Fluid Specifications Engine Oil Type: MB 229.5 Specification Synthetic Engine...