🏷️ Basic Information Identification Make: BMW Model: 3 Series Model Code: E90 (Sedan), E91 (Wagon/Touring), E92 (Coupe), E93 (Convertible) Years Covered: 2006, 2007, 2008, 2009, 2010 Generation Generation: Fifth Generation (E90/E91/E92/E93) 👋 Introduction Market Position Target Audience: BMW 3 Series owners, DIY enthusiasts, independent repair shops Value Proposition: Enables owners to perform maintenance and repairs themselves, saving significantly on labor costs. Competitive Analysis Authenticity: Actual Genuine Repair Service Factory Manuals (not 3rd party) Key Features Completeness: Complete official full factory service repair manual covering all styles and aspects of repair. Instructional Method: Step-by-step guidance, teaching factory technician knowledge. Convenience: Downloadable, printable on demand, no shipping delays or costs. Cost Savings: Potential to save $50-$60 per hour on shop labor costs. 📋 Manual Details Coverage Areas Manual Type: Factory Service Repair Manual Manual Language: English Manual Format: Downloadable PDF Manual Scope: Complete Page Count Estimation: Hundreds of pages (actual count not specified, but implied extensive) 📖 Manual Coverage Systems Covered Engine: Engine Service/Repair (all aspects) Transmission: Transmission Service/Repair (all aspects) Brakes: Brake System Electrical: Electrical System, Wiring Diagram, Engine Control System Suspension: Suspension Steering: Steering Cooling System: Cooling System Fuel System: Fuel Injection/Fuel System Emission Control: Emission System HVAC: Heater/Air Conditioning Chassis Body: Chassis/Body Safety Restraint: Restraint System Interior: Interior Drivetrain: Differential/Drive, Axle Procedures Included Maintenance: General Maintenance, Periodic Lubrication Diagnostics: Troubleshooting, Advanced Troubleshooting Guide Repair: Step-by-step repair procedures for all covered systems Rebuilding: Rebuild procedures for major components Restoration: Guidance applicable to restoration projects Technical Depth Depth: Comprehensive (covers what factory trained technicians know) Detail Level: Highly detailed diagnostic and repair procedures Illustrations: Includes all necessary illustrations, drawings, and photos Diagrams: Detailed wiring diagrams, schematics Specifications: Detailed specifications for all repairs and maintenance Guidance Style: Numbered instructions, detailed substeps, notes, cautions, warnings Accessibility: Easy to use, searchable, printable 📊 Manual Specifications File Format File Type: PDF Printability: Printable without restriction (entire manual or individual pages) System Compatibility: Compatible with all PC based Windows operating systems and Mac Reader Requirement: Adobe PDF Reader Print Quality Resolution: High resolution Binding Type Binding: N/A (Downloadable PDF, user prints) Paper Type Paper Type: N/A (Digital format) ⚙️ Engine Specifications Primary Engine Engine Variants Covered: Manual covers all engine variants for the specified model years (e.g., N52, N54, N55, M54 in early E90 models, diesel variants if applicable for the region). Performance Performance Details: Manual provides specifications for horsepower, torque, and performance tuning aspects for each engine variant. Fuel System Fuel Injection: Detailed information on fuel injection systems, including diagnostics and repair. Engine Control Engine Management: Covers the Engine Control System (ECU/DME) for diagnostics and repair. Lubrication Oil Specifications: Likely specifies required oil viscosity grades (e.g., BMW LL-01) and capacities, crucial for engine longevity. Specific part numbers for filters would be included. 🔧 Transmission Standard Transmission Types: Covers both manual (e.g., Getrag GS6-37BZ) and automatic transmissions (e.g., ZF 6HP19/21/26) prevalent in this generation. Optional Drivetrain Options: Details on rear-wheel drive (RWD) and xDrive (all-wheel drive) systems, including their specific maintenance and repair. Features Transmission Fluids: Specifies correct transmission fluid types (e.g., ATF for automatics, gear oil for manuals) and capacities, as well as service intervals. 📐 Dimensions Exterior Body Styles: Covers Sedan (E90), Touring/Wagon (E91), Coupe (E92), and Convertible (E93) body styles. Weights Curb Weight: Manual likely provides curb weight ranges for different configurations, influencing load capacity and handling. 🛡️ Safety Features Ratings Crash Test Results: While not explicitly a manual content, the manual's detail on restraint systems implies coverage of safety-related components affecting crash performance. Active Features Braking Systems: Detailed information on ABS, DSC (Dynamic Stability Control), and brake pad/rotor replacement procedures. Passive Features Airbags: Covers the SRS (Supplemental Restraint System), including airbag module removal/installation and related diagnostics. 💡 Technology Features Infotainment I Drive Coverage: While not an infotainment manual, it would cover the integrated electronic systems, including diagnostics for modules related to infotainment where they interface with vehicle functions. Driver Assistance Electronic Systems: Covers complex electronic modules like DSC, ABS, DME, EGS (transmission control), and related sensor systems. Connectivity Wiring Diagrams: Detailed wiring diagrams are a key feature, allowing for tracing of electrical circuits for all vehicle systems, crucial for diagnosing electronic faults. 🔧 Maintenance Service Intervals Oil Change Interval: Manual will detail BMW's condition-based service (CBS) intervals or fixed intervals, typically around 10,000-15,000 miles or annually for oil changes, and longer intervals for other fluids. Fluid Specifications Coolant Type: Likely specifies BMW's proprietary long-life coolant (e.g., BMW Blue or Pink) and its required mixture ratio. Brake Fluid Type: Specifies DOT 4 LV (Low Viscosity) brake fluid for optimal ABS/DSC performance. Power Steering Fluid: Specifies appropriate hydraulic fluid for the power steering system. Known Issues Common Problems Covered: The manual would cover common issues such as VANOS solenoid failures, water pump leaks, ignition coil issues, fuel injector problems (especially on N54 engines), and...