🏷️ Basic Information Identification Make: BMW Model: 3 Series Year: 2010 Codes Chassis Codes: E90 (Sedan), E91 (Touring/Wagon), E92 (Coupe), E93 (Convertible) 👋 Introduction Market Position Positioning: The BMW 3 Series is renowned as a benchmark in the premium compact executive car segment, offering a blend of performance, luxury, and driving dynamics. This manual caters to owners and technicians who demand the highest level of accuracy for maintaining and repairing this sophisticated vehicle. Competitive Analysis Competitors: Key competitors at the time included the Audi A4, Mercedes-Benz C-Class, and Lexus IS. The 3 Series' focus on driver engagement and its premium build quality set it apart. Key Features Vehicle Focus: The 2010 3 Series (E90/E91/E92/E93) represents a mature evolution of BMW's compact sports sedan/coupe platform, featuring advanced technologies and refined powertrains. Manual Value Proposition: This manual provides the in-depth technical knowledge and procedures required to service and repair the vehicle to factory specifications, ensuring optimal performance and longevity. 📋 Manual Details Coverage Areas Primary Coverage: Comprehensive service, repair, and diagnostic procedures for BMW 3 Series (2010 model year). Engine Coverage: All gasoline and diesel engines offered in the 2010 3 Series lineup. Transmission Coverage: Manual and Automatic transmissions, including Steptronic and xDrive AWD systems. Electrical Coverage: Complete electrical system diagrams, troubleshooting, and component testing. Body Coverage: Body repairs, panel replacement, interior trim, and HVAC system servicing. Page Count Estimated Pages: 1000+ Manual Type Type: Workshop Service and Repair Manual Language Language: English Format Format: Digital (PDF) 📖 Manual Coverage Systems Covered Powertrain: Engine mechanicals, fuel injection, ignition, exhaust, cooling, lubrication, engine management (DME/ECU). Drivetrain: Transmission (manual/auto), clutch, differential, driveshafts, transfer case (xDrive). Suspension Steering: Front and rear suspension components, steering system, power steering, wheel alignment. Brakes: Brake system components (discs, pads, calipers), ABS, DSC (Dynamic Stability Control), parking brake. Electrical Electronic: Battery, charging system, starting system, lighting, instrumentation, Body Control Module (BCM), infotainment, comfort electronics. Climate Control: HVAC system, air conditioning, heating, ventilation, climate control unit. Safety Systems: Airbag system, seatbelt pre-tensioners, DWA (Anti-theft alarm system). Procedures Included Maintenance: Oil changes, filter replacements, spark plug replacement, brake fluid flush, coolant flush, belt inspections/replacements. Diagnostics Troubleshooting: Fault code interpretation, diagnostic procedures for all major systems, wiring diagram analysis. Repair Rebuild: Engine overhaul, transmission overhaul, brake caliper rebuild, suspension component replacement, body panel repair. Component Replacement: Detailed step-by-step instructions for replacing virtually all components. Technical Specifications: Torque specifications, clearances, fluid capacities, wiring diagrams, diagnostic trouble codes (DTCs). Technical Depth Depth: Expert level, suitable for professional technicians and advanced DIY mechanics. Covers detailed diagnostics, component-level repair, and system overhauls. 📊 Manual Specifications File Format Quality: High-resolution PDF, searchable text, hyperlinked table of contents for easy navigation. Print Quality Printability: Designed for high-quality printing of individual sections or the entire manual. Binding Type Binding: N/A (Digital Product) Paper Type Paper Type: N/A (Digital Product) ⚙️ Engine Specifications Primary Engine Engine Options: Common engines include the N52 (3.0L naturally aspirated inline-6), N54 (3.0L twin-turbocharged inline-6), N55 (3.0L single-turbocharged inline-6), N51 (3.0L SULEV inline-6), and various N47/M47 diesel variants in some markets. Performance Horsepower Range: 170 hp (318i) to 320 hp (335is/335d) depending on specific engine and model. Torque Range: 200 lb-ft (318i) to 425 lb-ft (335d) depending on specific engine and model. Fuel System Injection Type: Direct Injection (for N53/N54/N55/N47) and Port Injection (for N52/N51). Fuel Requirement: Premium Unleaded Gasoline (91 AKI or higher) for most gasoline engines. Diesel for diesel variants. Engine Management ECU Type: Bosch Motronic or similar advanced engine control units. 🔧 Transmission Standard Standard Transmission: 6-speed Manual Transmission (ZF/Getrag) for many models. Optional Optional Transmission: 6-speed Steptronic Automatic Transmission (ZF 6HP series). Features AWD System: Optional xDrive all-wheel-drive system available on many models, featuring a multi-plate clutch center differential. Clutch Type: Hydraulically actuated single dry plate clutch for manual transmissions. 📐 Dimensions Exterior Wheelbase: E90/E91: 108.7 inches (2760 mm); E92/E93: 107.7 inches (2737 mm) Length: E90: 178.2 inches (4527 mm); E91: 179.5 inches (4559 mm); E92: 180.0 inches (4574 mm); E93: 180.3 inches (4580 mm) Width: 70.1 inches (1781 mm) Height: E90: 56.1 inches (1425 mm); E91: 57.0 inches (1447 mm); E92: 55.7 inches (1416 mm); E93: 55.1 inches (1401 mm) Cargo Trunk Capacity: E90: 12.0 cu ft (340 L); E91: 17.7 cu ft (500 L) (rear seats up); E92: 10.4 cu ft (295 L); E93: 13.1 cu ft (370 L) (top up) Weights Curb Weight Range: Approx. 3400 lbs (1542 kg) to 4000 lbs (1814 kg) depending on model and configuration. 🛡️ Safety Features Ratings NHTSA Rating: Typically received 5-star ratings in NHTSA frontal and side crash tests for sedan and coupe variants. IIHS Rating: Awarded 'Top Safety Pick' by IIHS for many configurations. Active Features Stability Control: Dynamic Stability Control (DSC) with traction control, cornering brake control (CBC). Braking Systems: Anti-lock Braking System (ABS), Electronic Brake-force Distribution (EBD), Brake Assist....