🏷️ Basic Information Identification Make: Mercedes-Benz Model: CL55 AMG Year: 2003 Chassis Code: C215 Codes Engine Code: M113.986 Performance Code: AMG Supercharged 👋 Introduction Market Position Segment: Full-size Luxury Coupe / Grand Tourer Usp: High-performance, ultra-luxury grand tourer blending AMG power with sophisticated comfort and technology. Competitive Analysis Competitors: BMW 8 Series (previous generation), Bentley Continental GT, Aston Martin DB7/V8 Vantage, Porsche 911. Key Features Engine Performance: Supercharged V8 engine delivering potent acceleration and effortless cruising. Suspension System: Advanced Active Body Control (ABC) suspension for exceptional ride comfort and dynamic handling. Luxury Appointments: Premium interior materials, advanced comfort features, and sophisticated styling. 📋 Manual Details Coverage Areas Manual Type: Official Service & Repair Manual Software Language: English Format: Software (Digital Download) Platform Compatibility: Windows PC (Specific version may vary) Page Count: Extensive (Detailed technical documentation comparable to over 2000 pages of printed material) File Format File Type: Proprietary Software/Digital Manual Searchability: Full text searchable, allowing quick access to specific topics or components. Print Quality: High-resolution, suitable for printing individual sections or full manual. Licensing: Officially Licensed Product 📖 Manual Coverage Systems Covered Engine Mechanical: Complete overhaul, diagnostics, repair procedures, specifications for M113.986 5.4L V8 Supercharged engine. Engine Electrical: Engine control module (ECM) diagnostics, sensor testing, ignition system, fuel injection system, wiring diagrams. Transmission: 5-speed Automatic Transmission (722.6 series) - overhaul, diagnostics, fluid service, electronic controls. Drivetrain: Front axle, rear axle, drive shafts, differential service and repair. Suspension: Active Body Control (ABC) system diagnostics, repair, fluid service, components (struts, accumulators, pump). Steering: Power steering system, steering gear, linkage, diagnosis. Brakes: Anti-lock Braking System (ABS), Electronic Stability Program (ESP), brake system overhaul, rotor and pad replacement, hydraulic systems. Wheels And Tires: Wheel specifications, tire pressure monitoring system (TPMS) troubleshooting. Exhaust System: Component identification, repair, replacement. Fuel System: Fuel pump, injectors, fuel pressure, diagnostics. Cooling System: Radiator, water pump, thermostat, coolant specifications, fan systems. Climate Control: Automatic climate control system diagnostics, refrigerant handling, component replacement. Body And Frame: Body panel repair, structural components, door and window mechanisms. Interior: Seating systems, dashboard components, trim panel removal and installation. Electrical System Body: Lighting systems (headlights, taillights, interior), power accessories (windows, mirrors, locks), fuse box diagrams, wiring harnesses. Safety Systems: Airbag system diagnostics and replacement, seatbelt mechanisms. Procedures Included Maintenance Procedures: Routine maintenance, fluid changes (oil, coolant, brake, transmission, power steering, ABC), filter replacements, spark plug service. Diagnostic Procedures: Troubleshooting guides, symptom-based diagnosis, diagnostic trouble codes (DTCs) interpretation, use of diagnostic tools (e.g., STAR Diagnosis). Repair Procedures: Step-by-step repair instructions for all major mechanical and electrical components, including engine rebuild, transmission overhaul, ABC system repair, brake system service. Component Replacement: Detailed instructions for replacing parts such as alternators, starter motors, fuel pumps, radiators, suspension components, brake calipers, control modules. Adjustment Procedures: Alignment specifications, brake adjustments, electronic system calibration where applicable. Technical Depth Diagnostic Tools: Procedures for using Mercedes-Benz specific diagnostic tools and software (e.g., STAR Diagnosis) for system analysis and programming. Torque Specifications: Comprehensive list of torque values for all critical fasteners throughout the vehicle. Wiring Diagrams: Detailed electrical wiring diagrams for all vehicle systems, color-coded and clearly illustrating circuit layouts. Special Tools: Identification and usage instructions for specialized tools required for specific repair or maintenance procedures. ⚙️ Engine Specifications Primary Engine Engine Type: V8, SOHC, 24 valves, AMG Supercharged Displacement: 5.4 Liters (5439 cc) Bore X Stroke: 97.0 mm x 92.0 mm Compression Ratio: 8.5:1 Performance Horsepower: 493 hp @ 6100 rpm Torque: 516 lb-ft (700 Nm) @ 2600-4000 rpm Fuel System Fuel Delivery: Sequential Multi-Point Fuel Injection (SFI), Supercharger with intercooler Fuel Type: Premium Unleaded Gasoline (91 octane or higher recommended) Engine Oil Capacity: 8.5 Liters (8.9 Quarts) with filter change (Refer to manual for exact specification) Fluid Specifications Engine Oil Type: SAE 0W-40 Synthetic (MB-Approval 229.5) Coolant Type: Zerex G-05 (or equivalent silicate-free, ethylene glycol based coolant, typically blue) 🔧 Transmission Standard Type: 5-Speed Automatic (722.6 Series, NAG1) Features Modes: Comfort (C) and Sport (S) modes Transmission Fluid Capacity: Approximately 7.5 Liters (7.9 Quarts) for dry fill. Consult manual for precise refill quantity. Fluid Specifications Transmission Fluid Type: MB Fluid 236.12 or 236.14 (e.g., Pentosin ATF1, Mobil ATF 134) 📐 Dimensions Exterior Length: 197.4 inches (5014 mm) Width: 73.7 inches (1872 mm) Height: 55.4 inches (1407 mm) Wheelbase: 116.7 inches (2965 mm) Weights Curb Weight: Approx. 4,430 lbs (2010 kg) Gross Vehicle Weight Rating: Approx. 5,401 lbs (2450 kg) 🛡️ Safety Features Ratings NHTSA Rating: Not directly rated by NHTSA for this specific vintage model year, but built to stringent Mercedes-Benz safety standards. Active Features ABS: Standard Anti-lock Braking System Esp: Standard Electronic Stability Program Traction Control: Standard Acceleration Skid Control (ASR) Brake Assist: Standard Brake Assist (BAS) Passive Features Airbags: Front airbags, front side airbags, front and rear head curtain airbags (sidebags) Seatbelts: Pre-tensioning seatbelts with force limiters Body Structure: Reinforced safety...