🏷️ Basic Information Identification Make: Mercedes-Benz Model: C-Class Coupe Codes Chassis Code: CLX203 Generation Generation Code: W203 Model Years Covered: 2008, 2009, 2010, 2011 👋 Introduction Market Position Segment: Compact Executive Coupe Predecessor: CLK (W208) Coupe Competitors: BMW 3 Series Coupe (E92), Audi A5 Coupe, Lexus IS Coupe (though less directly competitive in this specific generation). Key Features Design Philosophy: Sporty, elegant coupe styling derived from the C-Class sedan (W203), emphasizing performance and luxury. Platform: Based on the W203 C-Class platform, shared with the C-Class sedan and estate. Premium Appointments: High-quality interior materials, advanced comfort features, and a focus on driver engagement. 📋 Manual Details Coverage Areas Engine Variants: Covers all engine variants offered for the CLX203 Coupe within the specified model years, likely including petrol engines such as the C180 Kompressor (M271), C200 Kompressor (M271), C230 (M272), C350 (M272), and potentially AMG variants if applicable to the CLX203 designation. Transmission Variants: Includes detailed information for both manual and automatic transmission options (e.g., 6-speed manual, 5-speed automatic 5G-TRONIC, 7-speed automatic 7G-TRONIC) fitted to the CLX203 models. Body Styles: Specifically targets the Coupe body style (CLX203). Regions: Likely covers specifications and procedures relevant to global markets where the C-Class Coupe (W203) was sold, with potential regional variations noted. Page Count Estimated Page Count: Typically between 1500-3000 pages for a comprehensive workshop manual of this scope and era. Manual Type Type: Complete Workshop Service Repair Manual Language Language: English Format Format: Downloadable (likely PDF) 📖 Manual Coverage Systems Covered Powertrain: Engine mechanicals (M271, M272, etc.), engine management systems (ME/MED), fuel injection, ignition, cooling, exhaust, turbocharging (where applicable), clutch, manual transmission, automatic transmission (5G-TRONIC, 7G-TRONIC), driveline, axles, driveshafts. Chassis: Suspension (front and rear), steering system, braking system (ABS, ESP), wheels, tires. Electrical: 12V electrical system, battery, alternator, starter, lighting (headlights, taillights, interior), instrumentation, body control modules (BCM), CAN bus communication, fuses, relays, wiring diagrams for all systems. Body: Body panels, doors, hood, trunk, windows, mirrors, interior trim, seats, airbags, seatbelts, HVAC system, heating and air conditioning. Diagnostics: Diagnostic trouble codes (DTCs), troubleshooting flowcharts, component testing, sensor data interpretation, use of diagnostic tools (e.g., STAR Diagnosis). Procedures Included Maintenance: Scheduled maintenance intervals, oil changes, filter replacements, fluid checks and top-ups, brake pad/rotor replacement, spark plug replacement, belt replacement. Repair: Engine overhaul, transmission overhaul, brake system repair, suspension component replacement, steering rack repair, electrical component replacement, bodywork repair, HVAC system repair. Troubleshooting: Step-by-step diagnostic procedures for common and uncommon faults across all vehicle systems. Specifications: Torque specifications for fasteners, fluid capacities, component dimensions, electrical specifications, diagnostic data. Technical Depth Depth: Comprehensive coverage from basic routine maintenance and adjustments to complex system diagnostics, component removal and installation, and complete rebuild procedures. Includes detailed wiring diagrams and troubleshooting trees. 📊 Manual Specifications File Format File Type: Digital Download (PDF) Searchability: Likely text-searchable PDF for efficient information retrieval. Print Quality Quality: Designed for clear digital viewing, typically with high-resolution diagrams and text. Binding Type Binding: N/A (Digital Product) Paper Type Paper: N/A (Digital Product) ⚙️ Engine Specifications Primary Engine Engine Code Example: M271 (e.g., C180 Kompressor, C200 Kompressor) Engine Type Example: Inline-4 Supercharged (Kompressor) Petrol Displacement Example: 1.8 Liters (1796 cc) Horsepower Example: 143 hp (C180K) to 184 hp (C200K) Torque Example: 220 Nm (C180K) to 250 Nm (C200K) Performance Engine Code Example V6: M272 (e.g., C230, C350) Engine Type Example V6: V6 Naturally Aspirated Petrol Displacement Example V6: 2.5 Liters (2496 cc) for C230, 3.5 Liters (3498 cc) for C350 Horsepower Example V6: 204 hp (C230) to 272 hp (C350) Torque Example V6: 245 Nm (C230) to 350 Nm (C350) Fuel System Injection Type: Electronic Fuel Injection (EFI) / Multi-point Fuel Injection (MPI) Fuel Type: Unleaded Petrol (RON 95 or higher recommended) 🔧 Transmission Standard Transmission Type Standard: 6-speed Manual Transmission (likely for lower trims) Optional Transmission Type Optional: 5-speed automatic (722.6 5G-TRONIC) or 7-speed automatic (722.9 7G-TRONIC) Features Automatic Features: Tiptronic/Touchshift manual shifting mode, adaptive shift programs. Fluid Specs Automatic Transmission Fluid Spec: MB spec 236.10 or 236.12 (5G-TRONIC), MB spec 236.14 (7G-TRONIC) - consult manual for exact requirements. Manual Transmission Fluid Spec: MB spec 235.10 or equivalent GL-4/GL-5 specification manual gearbox oil (consult manual for exact viscosity). 📐 Dimensions Exterior Length Mm: Approx. 4526 mm Width Mm: Approx. 1728 mm Height Mm: Approx. 1391 mm Wheelbase Mm: Approx. 2715 mm Cargo Trunk Volume Liters: Approx. 455 Liters Weights Curb Weight Kg: Approx. 1400-1550 kg depending on engine and configuration 🛡️ Safety Features Ratings NHTSA Rating General: Likely achieved 4 or 5 stars in NHTSA frontal/side impact tests based on contemporary Mercedes-Benz standards (specific rating for coupe may vary). Euro Ncap Rating General: Likely achieved 4 or 5 stars in Euro NCAP crash tests. Active Features Electronic Stability Program: Standard ESP (Electronic Stability Program) with Brake Assist (BAS) Traction Control: ASR (Anti-Slip Regulation) ABS: Standard Anti-lock...