🏷️ Basic Information Identification Make: Mercedes-Benz Model: E320 Year: 2004 Codes Chassis Code: W211 Engine Code: M112 (E32) 👋 Introduction Market Position Market Position: The 2004 Mercedes-Benz E320 (W211 generation) represented a significant advancement in luxury mid-size sedans, competing directly with rivals such as the BMW 5 Series, Audi A6, and Lexus GS. It was positioned as a refined, technologically advanced, and comfortable vehicle with a strong emphasis on performance and safety. Competitive Analysis Competitive Analysis: The E320 of this era offered a distinctive blend of German engineering and comfort. While competitors might have offered sportier handling (BMW), the E-Class often appealed to buyers prioritizing a smoother ride, superior interior materials, and a more stately presence. Its diesel engine variant (in some markets) also provided a unique selling proposition for fuel efficiency and torque. Key Features Key Features: The 2004 E320 (W211) was known for its advanced safety systems (e.g., PRE-SAFE®), optional Active Body Control (ABC) suspension, sophisticated COMAND infotainment system, and the robust M112 V6 engine. The availability of the 3.2L turbodiesel engine (E320 CDI) in certain markets was also a key differentiator, offering excellent fuel economy and torque. 📋 Manual Details Coverage Areas Coverage Areas: Engine, Drivetrain, Brakes, Suspension, Steering, Electrical System, HVAC, Body & Chassis, Maintenance, Troubleshooting, Diagnostics, Repair Procedures Page Count Page Count: Estimated 2000+ pages (as is typical for comprehensive factory-level digital manuals) Manual Type Manual Type: Service and Repair Manual Software Language Language: English Format Format: Software/Digital (likely PDF or proprietary viewer) Licensing Licensing: Officially Licensed Delivery Delivery Method: Instant Download 📖 Manual Coverage Systems Covered Systems Covered: Engine Mechanical (including timing, valve train, cooling, lubrication), Engine Electrical (ECU, sensors, ignition, fuel injection), Transmission (automatic), Drivetrain (rear-wheel drive, drivelines, axles), Braking System (ABS, ESP, hydraulic, pneumatic components), Suspension System (front and rear McPherson struts, control arms, springs, dampers), Steering System (power steering, steering column, wheel alignment), Fuel System (tank, pump, injectors, lines), Exhaust System, Climate Control (HVAC, A/C system, heating), Electrical System (lighting, power windows, mirrors, seats, central locking, dashboard instrumentation, SRS/Airbag system, battery, charging system), Body & Chassis (doors, hood, trunk, bumpers, interior trim, chassis components, corrosion protection), Wheels & Tires Procedures Included Procedures Included: Routine maintenance (oil changes, filter replacements, spark plugs), Scheduled maintenance, Troubleshooting and diagnostics for all major systems, Component removal and installation, Torque specifications for all fasteners, Wiring diagrams, Diagnostic Trouble Codes (DTCs) and their interpretation, Repair procedures for engine, transmission, suspension, brakes, steering, and electrical components, Body repair and adjustment, Climate control system servicing, Safety system diagnostics and repair (SRS, ABS), Lubrication and fluid specifications, Alignment procedures, Exhaust system repair, Fuel system cleaning and repair, Ignition system testing and repair, Cooling system bleeding and service Technical Depth Technical Depth: Factory-level diagnostic and repair information, including detailed component testing, electrical schematics, diagnostic flowcharts, and step-by-step repair instructions. Covers everything from basic fluid checks to complete engine and transmission overhauls. Diagnostic Tools Diagnostic Tools: Procedures often reference proprietary Mercedes-Benz diagnostic tools such as the STAR Diagnosis (or equivalent advanced OBD-II scanners) for accessing control modules and performing specific tests. Electrical Diagrams Electrical Diagrams: Comprehensive and detailed electrical schematics for all vehicle systems, including power distribution, grounds, and signal paths. Wiring Harnesses Wiring Harnesses: Information on wiring harness routing, connectors, and pinouts for troubleshooting electrical issues. Special Tools Special Tools: Lists required special tools and equipment for specific repair and maintenance procedures. Emissions Control Emissions Control: Detailed information on the evaporative emission control system (EVAP), catalytic converter operation, and oxygen sensor diagnostics. 📊 Manual Specifications File Format File Format: Software-based, likely searchable PDF or proprietary application with interactive diagrams and search functionality. Print Quality Print Quality: N/A (Digital format, but typically high-resolution for clarity) Binding Type Binding Type: N/A (Digital format) Paper Type Paper Type: N/A (Digital format) Searchability Searchability: Excellent – typically features full-text search capabilities for quick access to specific information. Navigation Navigation: Likely organized with a hyperlinked table of contents, index, and cross-referencing for easy navigation between sections and procedures. ⚙️ Engine Specifications Primary Engine Primary Engine: 3.2L V6 SOHC 18-valve (M112 E32) Performance Horsepower: 215 hp @ 5700 rpm Torque: 229 lb-ft @ 3000-4500 rpm Fuel System Fuel System: Sequential Multi-Port Fuel Injection (MPI) Engine Code Engine Code: M112 Bore X Stroke Bore X Stroke: 89.9 mm x 84.0 mm Compression Ratio Compression Ratio: 10.0:1 Ignition System Ignition System: Distributorless Electronic Ignition (EIS - Electronic Ignition System) Cooling System Cooling System: Pressurized liquid-cooled with thermostatically controlled fan Oil Capacity Oil Capacity: 8.5 US quarts (8.0 liters) with filter change (Consult manual for exact specification) Oil Type Specification Oil Type Specification: MB 229.5 (e.g., Mobil 1 0W-40, Castrol Syntec 0W-30 European Formula) Timing System Timing System: Double Overhead Camshafts (DOHC), 3 valves per cylinder, maintenance-free timing chain with hydraulic tensioner. 🔧 Transmission Standard Transmission Type: 5-Speed Automatic (722.6...