🏷️ Basic Information Identification Make: BMW Model: M3 Year: 2012 Codes Chassis Code: E90/E92/E93 Generation Generation Name: E90/E92/E93 M3 👋 Introduction Market Position Vehicle Segment: High-performance luxury compact executive car. Positioning: The pinnacle of BMW's M division engineering for the 3 Series line, known for its track-bred performance and everyday usability. Competitive Analysis Key Rivals: Audi RS4, Mercedes-Benz C63 AMG, Cadillac CTS-V. Key Features Engine: Naturally aspirated V8 engine, a rare and celebrated feature in its segment. Performance: Exceptional power delivery, handling dynamics, and braking capabilities. Technology: Advanced electronics for performance management and driver assistance. Manual Utility: Provides factory-accurate information essential for maintaining the high-performance nature of the M3. 📋 Manual Details Coverage Areas Diagnostic Procedures: Comprehensive diagnostic procedures for all major systems. Electrical Systems: In-depth coverage of electrical diagrams, component testing, and troubleshooting. Engine Mechanical: Detailed engine mechanical repairs, including disassembly, reassembly, and specifications. Engine Management: Engine control unit (ECU) diagnostics, sensor testing, and fuel system calibration. Exhaust System: Repair and replacement procedures for exhaust components and catalytic converters. Fuel System: Fuel injection system diagnostics, pump testing, and injector servicing. Heating Ventilation Air Conditioning: HVAC system diagnostics, refrigerant handling, and component replacement. Manual Transmission: Repair and overhaul procedures for the 6-speed manual gearbox. Automatic Transmission: Diagnostic and repair procedures for the M-DCT (Dual Clutch Transmission). Suspension: Detailed procedures for suspension component inspection, repair, and alignment. Steering: Power steering system diagnostics and repair, including hydraulic and electric components. Brakes: Brake system diagnostics, pad/rotor replacement, caliper servicing, and ABS/DSC troubleshooting. Body And Frame: Body panel repair, corrosion protection, and structural component information. Body Electrical: Power windows, locks, mirrors, lighting, and interior component electrical diagnostics. Interior: Trim panel removal, seat adjustment, and interior component repair. Safety Systems: Airbag system diagnostics, seatbelt mechanisms, and related safety features. Troubleshooting Guides: Comprehensive troubleshooting charts based on symptom identification. Page Count Estimated Pages: Over 5,000 pages (typical for comprehensive OEM service manuals). Manual Type Type: Official Factory Service Manual (FSM) / Repair Manual Language Language: English Format Format: Software/Digital (PDF or proprietary software) 📖 Manual Coverage Systems Covered All Major Systems: All mechanical, electrical, body, and diagnostic systems. Engine And Drivetrain: Engine, transmission, differential, driveshafts, and axles. Chassis And Body: Suspension, steering, brakes, chassis structure, and exterior/interior bodywork. Electronics And Comfort: ECU, sensors, infotainment, climate control, lighting, power accessories. Procedures Included Preventative Maintenance: Detailed schedules and procedures for all scheduled maintenance items. Routine Repairs: Step-by-step instructions for common repairs like brake jobs, fluid changes, and component replacements. Major Overhauls: Complete procedures for engine and transmission rebuilds, including torque specifications and tolerances. Diagnostics And Troubleshooting: Systematic approaches to identifying and resolving faults using diagnostic tools and symptom analysis. Electrical Troubleshooting: Wiring diagrams, component testing procedures, and troubleshooting flowcharts. Component Replacement: Detailed instructions for replacing virtually every component on the vehicle. Special Tools And Equipment: Identification and usage instructions for BMW-specific tools. Technical Depth Depth Level: Factory-level diagnostic and repair information. Diagnostics: Advanced diagnostics, including fault code interpretation and ECU parameter analysis. Repair Instructions: Detailed, illustrated step-by-step repair procedures. Schematics: Comprehensive electrical schematics and hydraulic diagrams. Specifications And Tolerances: Precise technical data for all components and procedures. 📊 Manual Specifications File Format File Type: Digital (likely PDF or executable software with searchable content). Searchability: Full text search capability for quick access to information. Print Quality Quality: High-resolution diagrams and clear text, suitable for printing individual pages or sections. Binding Type Binding: Not Applicable (Digital Format) Paper Type Paper: Not Applicable (Digital Format) ⚙️ Engine Specifications Primary Engine Engine Code: S65 Engine Type: 4.0L Naturally Aspirated V8 Displacement: 3999 cc (243.9 cu in) Bore X Stroke: 92.0 mm x 75.2 mm Compression Ratio: 12.0:1 Redline: 8,400 rpm Performance Horsepower: 414 hp (309 kW) @ 8,300 rpm Torque: 295 lb-ft (400 Nm) @ 3,900 rpm Fuel System Fuel Delivery: Electronic Direct Injection (EDI) with individual throttle bodies Fuel Type: Premium Unleaded Gasoline (91+ Octane Recommended) Valvetrain Configuration: DOHC, 32 valves (4 valves per cylinder) Features: Double VANOS (variable valve timing) 🔧 Transmission Standard Type: 6-Speed Manual Transmission Optional Type: 7-Speed M-DCT (Dual Clutch Transmission) with Drivelogic Features M Dct Modes: Multiple shift characteristics (from Comfort to Sport+). Differential: M Variable Lock Differential 📐 Dimensions Exterior Length: E90 Sedan: 188.0 in (4776 mm) / E92 Coupe: 181.8 in (4618 mm) / E93 Convertible: 182.1 in (4626 mm) Width: E90/E92: 71.5 in (1816 mm) / E93: 71.7 in (1821 mm) Height: E90: 56.2 in (1427 mm) / E92: 54.5 in (1384 mm) / E93: 55.1 in (1400 mm) Wheelbase: E90/E92: 108.0 in (2745 mm) / E93: 108.0 in (2745 mm) Weights Curb Weight: E90: ~3,800 lbs (1724 kg) / E92: ~3,700 lbs (1678 kg) / E93: ~4,100 lbs (1860 kg) Wheel Bolt Pattern: 5x120 Wheel Size: Standard: 18-inch, Optional: 19-inch Tire Sizes: Front: 255/40R18 or 255/35R19, Rear: 275/40R18 or 275/35R19 (typical) 🛡️...