🏷️ Basic Information Identification Make: BMW Model: 3 Series Chassis Code: E90 (Sedan), E91 (Wagon/Touring), E92 (Coupe), E93 (Convertible) Product Name: BMW 3 Series E90 E91 E92 E93 2006-2010 Service Repair Workshop Manual 👋 Introduction Market Position Segment: Compact Executive / Premium Sports Sedan and Coupe Competitive Analysis Key Competitors: Audi A4, Mercedes-Benz C-Class, Lexus IS, Infiniti G35/G37 Key Features Brand Philosophy: Driving dynamics ('The Ultimate Driving Machine'), premium quality, advanced engineering Target Audience Audience: Owners seeking to perform their own maintenance and repairs, independent repair shops 📋 Manual Details Coverage Areas Model Years Covered: 2006, 2007, 2008, 2009, 2010 Body Styles Covered: Sedan (E90), Wagon/Touring (E91), Coupe (E92), Convertible (E93) Page Count Estimated Pages: Hundreds of pages (specific count not provided, but described as comprehensive) Manual Type Type: Factory Service Repair Workshop Manual Language Language: English (implied by description and common industry practice) Format Format: Downloadable PDF Access Licensing: Lifetime use, no expiry dates, unlimited device usage Compatibility Operating Systems: Windows and macOS 📖 Manual Coverage Systems Covered Engine Mechanical: Engine assembly, disassembly, cylinder head, block, pistons, crankshaft, camshafts, timing systems Engine Management: Fuel injection, ignition systems, emissions control, sensor diagnostics, ECU function Transmission: Manual and automatic transmission repair, clutch, torque converter, gear shifting mechanisms Drivetrain: Driveshafts, differentials, wheel bearings, axle shafts Suspension: Front and rear suspension components, struts, shocks, control arms, bushings, alignment specifications Steering: Power steering system, steering rack, column, linkages, troubleshooting Brakes: Brake system components (pads, rotors, calipers), hydraulic system, ABS, DSC, parking brake Electrical System: Battery, charging system, starter, lighting, wiring diagrams, fuse box locations Comfort Systems: HVAC (heating, ventilation, air conditioning), climate control, power windows, locks, seats Body And Chassis: Body panels, doors, interior trim, safety structures, rust repair Diagnostics And Troubleshooting: Fault codes, diagnostic procedures, common problems and solutions Procedures Included Routine Maintenance: Oil changes, filter replacements, fluid checks and top-offs, spark plug replacement Major Repairs: Engine overhauls, transmission rebuilds, suspension component replacement Component Replacement: Alternator, starter, water pump, fuel pump, brake pads, sensors Electrical Diagnostics: Troubleshooting electrical faults using wiring diagrams Bodywork Repair: Dent removal, panel replacement, paint touch-up guidance Diagnostic Troubleshooting: Step-by-step troubleshooting guides for various symptoms Technical Depth Detail Level: Professional-grade, covering all repairs, servicing, and troubleshooting Illustrations: Hundreds of detailed photos and diagrams, including exploded views Instructions: Step-by-step instructions for all procedures 📊 Manual Specifications File Format Format: PDF Searchability: Likely searchable text within the PDF (standard for professional manuals) Print Quality Print Ability: Printable (single pages or entire manual) Binding Type Binding Type: Not applicable (downloadable PDF) Paper Type Paper Type: Not applicable (digital format) ⚙️ Engine Specifications Primary Engine E90 E91 E92 E93 2006 2010 Engine Code Examples: N46B20, N52B25, N52B30, N54B30 (Twin-Turbo), N55B30 (Twin-Scroll Turbo), M54B30 (in early E90 330i models) Displacement Examples: 2.0L (1995cc), 2.5L (2497cc), 3.0L (2996cc), 3.0L Twin-Turbo (2979cc) Horsepower Examples: 156 hp (N46B20), 218 hp (N52B25), 258 hp (N52B30), 306 hp (N54B30/N55B30) Torque Examples: 200 Nm (N46B20), 250 Nm (N52B25), 300 Nm (N52B30), 400 Nm (N54B30/N55B30) Fuel System: Sequential Multi-Point Fuel Injection (MPI), Direct Injection (DI) in later N53/N55 engines Induction: Naturally Aspirated (N52), Twin-Turbocharged (N54), Twin-Scroll Turbocharged (N55) Emission Control: Catalytic converters, secondary air injection, positive crankcase ventilation (PCV) 🔧 Transmission Drivetrain Options Transmission Types: 6-speed manual (Getrag GS6-37BG/BZ), 6-speed automatic (ZF 6HP19Z/TU, ZF 6HP26Z/TU) Drive Layout: Rear-Wheel Drive (RWD), Optional xDrive All-Wheel Drive (AWD) Automatic Transmission Features Automatic Features: Steptronic (manual shifting mode), Adaptive Transmission Control (ATC) Fluid Specifications Automatic Transmission Fluid: BMW ATF 6 (e.g., Shell LA2634, Pentosin ATF1) Manual Transmission Fluid: BMW MTF LT-2 (e.g., Castrol Syntrans B 75W-80) 📐 Dimensions Exterior Examples Length E90 Sedan: 4527 mm (178.2 in) Width E90 Sedan: 1782 mm (70.2 in) Height E90 Sedan: 1416 mm (55.7 in) Wheelbase E90 Sedan: 2760 mm (108.7 in) Cargo Volume E90 Sedan: 460 L (16.2 cu ft) Weights Examples Curb Weight E90 325I: Approx. 1550 kg (3417 lbs) 🛡️ Safety Features Ratings NHTSA Front Impact: 5-star (for relevant models and testing periods) IIHS Top Safety Pick: Yes (for many models and years within this range) Active Features Stability Control: Dynamic Stability Control (DSC) / Dynamic Traction Control (DTC) Braking Assistance: Anti-lock Braking System (ABS), Cornering Brake Control (CBC) Passive Features Airbags: Front airbags, side-impact airbags, head protection airbags (curtain) Seatbelts: Pretensioning front seatbelts, active head restraints 💡 Technology Features Infotainment Infotainment System: iDrive (CCC or CIC depending on year and options) Driver Assistance Adaptive Headlights: Optional Xenon headlights with adaptive function Connectivity Bluetooth: Optional Bluetooth hands-free connectivity 🔧 Maintenance Service Intervals Oil Change Interval Gasoline: Condition Based Service (CBS) system, typically 15,000-30,000 km (9,000-18,000 miles) or 12-24 months Oil Change Interval Diesel: Condition Based Service (CBS) system, typically 10,000-20,000 km (6,000-12,000 miles) or 12-24 months Fluid Specifications Engine Oil Specification Gasoline N52 N55: BMW Longlife-01 (LL-01) or Longlife-04 (LL-04), SAE 0W-30 or 5W-30 Engine Oil...