🏷️ Basic Information Identification Make: BMW Model: 3 Series Touring (E91) Model Generation: E91 Production Years Covered: 2006, 2007, 2008, 2009, 2010 Codes Chassis Code: E91 👋 Introduction Market Position Target Audience: BMW E91 owners (DIY enthusiasts) and independent automotive service professionals. Competitive Analysis Uniqueness: Vehicle-specific information, not generic. Directly comparable to dealership workshop manuals. Key Features Value Proposition: Enables significant cost savings on maintenance and repairs, empowers informed discussions with technicians. Ease Of Use: Clear, concise text combined with illustrations and step-by-step instructions. 📋 Manual Details Coverage Areas Manual Type: Service and Repair Workshop Manual Language: English Format: PDF Digital Compatibility: Windows, macOS, PC, Mac, Phones, E-readers (e.g., Kindle) Printability: Yes (individual pages printable) Completeness: Complete and intact, no missing/corrupt parts 📖 Manual Coverage Systems Covered Engine Mechanical: Full coverage including disassembly, inspection, assembly, and troubleshooting. Engine Electrical: Wiring schematics, component testing, diagnostic procedures. Emission Control: System operation, component testing, diagnostic procedures for emissions compliance. Fuel System: Fuel injection, fuel pump, injectors, fuel lines, fuel pressure testing. Clutch System: Clutch operation, hydraulic system, clutch disc, pressure plate, release bearing. Manual Transaxle: Gearbox operation, internal components, fluid changes, troubleshooting. Automatic Transaxle: Transmission operation, valve body, torque converter, shift solenoids, fluid service. Driveshaft Axle: CV joints, driveshafts, differentials, universal joints (if applicable). Suspension System: Front and rear suspension, control arms, shock absorbers, springs, wheel alignment. Steering System: Power steering system, steering rack, tie rod ends, steering column. Restraint System: Airbags, seat belts, SRS system troubleshooting and repair. Brake System: Brake discs, pads, calipers, ABS system, brake fluid service. Body Interior Exterior: Body panel repair, trim, door mechanisms, glass, interior components. Body Electrical: Lighting, power windows, locks, mirrors, sensors, control modules. HVAC: Heating, ventilation, air conditioning system operation, refrigerant service, component repair. Procedures Included Maintenance: Scheduled maintenance, fluid changes, filter replacements, tune-ups. Troubleshooting: Diagnostic procedures, symptom-based troubleshooting, fault code interpretation. Repair: Step-by-step repair instructions for all major systems. Diagnostics: Detailed diagnostic steps for identifying and resolving issues. Installation: Instructions for component installation and replacement. Technical Depth Level Of Detail: Mechanic-level, suitable for professional technicians and skilled DIY enthusiasts. Documentation Type: Diagrams, illustrations, wiring schematics, specifications. Content Origin: Manufacturer-generated, identical to dealer service department resources. 📊 Manual Specifications File Format Software Requirement: Adobe PDF Reader Print Quality Print Clarity: High-resolution, suitable for printing individual pages. Binding Type Binding: N/A (Digital format) Paper Type Paper: N/A (Digital format) ⚙️ Engine Specifications Primary Engine Common Engines: N52 (3.0L Inline-6), N54 (3.0L Twin-Turbo Inline-6), M45 (4.0L V8 - less common in E91 touring models, primarily E90 sedan/coupe), N43 (2.0L Inline-4 Petrol), N47 (2.0L Diesel Inline-4), M57 (3.0L Diesel Inline-6). Performance Horsepower Torque: Varies by specific engine. For example, N52B30 (328i) ~230 hp / 200 lb-ft, N54B30 (335i) ~300 hp / 300 lb-ft. Fuel System Injection Type: Direct Injection (Di) or Port Injection (PI) depending on engine variant. 🔧 Transmission Standard Manual Transmission: 6-speed manual transmission available on many models. Optional Automatic Transmission: 6-speed Steptronic automatic transmission with manual shift mode. Features Drivetrain: Rear-wheel drive (RWD) or xDrive all-wheel drive (AWD). 📐 Dimensions Exterior Body Style: 5-door Station Wagon (Touring). Cargo Cargo Volume: Approximately 17.7 cubic feet with rear seats up, expanding to 50.5 cubic feet with rear seats folded. Weights Curb Weight: Ranges typically from 3,500 to 3,900 lbs depending on engine and drivetrain. 🛡️ Safety Features Ratings NHTSA Rating: Generally good ratings from NHTSA, with 5-star ratings in frontal and side crash tests for many configurations. Active Features Driver Assistance: ABS, traction control (ASC), dynamic stability control (DSC), optional active steering. Passive Features Airbags: Front airbags, front side-impact airbags, curtain airbags. 💡 Technology Features Infotainment Idrive System: BMW iDrive infotainment system with optional navigation, radio, CD player, and Bluetooth connectivity. Driver Assistance Optional Features: Adaptive headlights, rain-sensing wipers, parking sensors (PDC). Connectivity Connectivity Options: Auxiliary audio input, Bluetooth integration for phone calls. 🔧 Maintenance Service Intervals Oil Change Interval: Typically based on Condition Based Service (CBS) system, often around 10,000-15,000 miles or 12-24 months. Fluid Specifications Engine Oil: Refer to manual for specific viscosity, e.g., BMW Longlife-01 (LL-01) or LL-04 approved synthetic oils (e.g., 5W-30, 5W-40). Coolant: BMW Blue Antifreeze/Coolant (G48) or equivalent. Brake Fluid: DOT 4 Low Viscosity (LV) or equivalent. Known Issues Common Problems Summary: Potential issues can include oil leaks from valve cover gaskets and oil filter housings, water pump failures (especially electric ones on later models), vacuum leaks, ignition coil failures, and on some diesel models, swirl flap issues. Crankcase ventilation systems (CCV) can also become clogged. 📚 Vehicle History Brand Heritage Bmw Legacy: BMW's reputation for 'The Ultimate Driving Machine', with a strong emphasis on performance, handling, and engineering. Model Evolution E91 Positioning: The E91 represented the practical, versatile Touring (wagon) variant of the highly successful E90 3 Series platform, offering enhanced cargo space without compromising driving dynamics. Production Manufacturing...