🏷️ Basic Information Identification Make: BMW Model: 323i Year: 2011 Body Style: Sedan Chassis Code: E90 LCI (facelifted) Market Region: North America (implied by product description language) Codes Engine Code: N52B25 (2.5L variant) 👋 Introduction Market Position Segment: Compact Executive Sedan Target Audience: Consumers seeking a premium, sporty, and technologically advanced compact sedan. Competitive Analysis Key Competitors: Audi A4, Mercedes-Benz C-Class, Lexus IS, Infiniti G37, Acura TL. Key Features Driving Dynamics: Renowned BMW 'Ultimate Driving Machine' characteristics, balanced chassis, rear-wheel-drive biased (optional xDrive). Infotainment: Integration of iDrive system for comprehensive vehicle and entertainment control, a significant technological advancement for the era. Powertrain: Smooth and refined inline-six engine known for its linear power delivery and durability. 📋 Manual Details Coverage Areas Systems Covered: Introduction, Instrument Cluster, Entertainment Systems, Climate Controls, Lights, Driving Information, iDrive System, Audio System, Navigation System, Vehicle Settings, Communication Systems, Driving Dynamics Control, Safety Systems, Airbags, Seatbelts, Child Restraint Systems, Vehicle Security, Wheels and Tires, Jacking and Towing, Vehicle Care, Maintenance, Fluid Capacities, Technical Data, Emergency Procedures, Troubleshooting, Fuses, Bulbs, Owner's Personal Settings Page Count Estimated Pages: 300-400 (typical for BMW owner's manuals of this era) Manual Type Type: Owner's Manual Language Language: English Format Format: Digital PDF 📖 Manual Coverage Systems Covered Powertrain: Basic operation, fluid checks, general maintenance guidance. Does not include detailed repair procedures. Chassis: Brake system overview, tire pressure monitoring, jacking and towing instructions. Electrical: Instrument cluster functions, lighting operation, fuse box locations and identification, bulb replacement guidance. Infotainment: Detailed coverage of the iDrive system, including navigation, audio, climate control, communication, and vehicle settings. Safety Systems: Airbag system operation, seatbelt usage, child restraint system installation guidance, safety features overview. Procedures Included Routine Maintenance: Oil level check, coolant level check, tire pressure adjustment, wiper blade replacement, bulb replacement. Emergency Procedures: Jump starting, tire changing, roadside assistance information, warning lights identification. User Settings: Personalization of vehicle settings through the iDrive system, such as door locking preferences, lighting customization, and climate control memory. Technical Depth Depth: Consumer-focused, detailing operation, features, and basic maintenance. Not a repair or service manual. 📊 Manual Specifications File Format File Type: Portable Document Format (PDF) Searchability: Likely text-searchable if OCR processed correctly from original scans. Print Quality Quality: Dependent on original scan quality; typically high-resolution for clarity. Binding Type Binding: N/A (Digital format) Paper Type Paper Type: N/A (Digital format) ⚙️ Engine Specifications Primary Engine Engine Type: Naturally Aspirated Inline 6-Cylinder (N52B25) Displacement: 2.5 Liters (2497 cc) Bore X Stroke: 82.0 mm x 78.5 mm Compression Ratio: 12.0:1 Valve Train: Double Overhead Camshafts (DOHC), 4 valves per cylinder, Valvetronic, VANOS Performance Horsepower: 215 hp @ 6500 rpm Torque: 214 lb-ft @ 2750-4250 rpm Fuel System Fuel Delivery: Sequential Multi-Point Fuel Injection (MPI) Fuel Type: Premium Unleaded Gasoline (91 Octane or higher recommended) Cooling System Coolant Type: BMW Blue Antifreeze/Coolant (G48) Lubrication System Oil Type: SAE 0W-30 Synthetic (BMW Longlife-01 or Longlife-04 approved) Oil Capacity: 6.5 US quarts (6.2 liters) with filter change 🔧 Transmission Standard Transmission Type: 6-speed Steptronic Automatic Transmission Transmission Fluid: ZF Lifeguardfluid 8 (or equivalent specified by BMW) Optional Transmission Type: 6-speed Manual Transmission (less common in North America for this specific engine) Features Driving Modes: Sport and Manual modes available via Steptronic shifter. 📐 Dimensions Exterior Length: 181.8 inches (4618 mm) Width: 707.0 inches (1795 mm) Height: 56.1 inches (1426 mm) Wheelbase: 108.7 inches (2760 mm) Interior Front Headroom: 38.7 inches (983 mm) Rear Headroom: 37.7 inches (958 mm) Cargo Trunk Volume: 12.0 cubic feet (340 liters) Weights Curb Weight: Approx. 3461 - 3571 lbs (1570 - 1620 kg), depending on transmission and options. Gross Vehicle Weight Rating: Approx. 4519 lbs (2050 kg) Wheels And Tires Standard Wheel Size: 17-inch alloy wheels Standard Tire Size: 225/45R17 Bolt Pattern: 5x120mm Offset: ET34 🛡️ Safety Features Ratings NHTSA Front Impact: 5-Star (for 2006-2011 E90 generation, specific rating for 2011 model may vary slightly based on testing updates) IIHS Front Offset Crash Test: Good (for 2006-2011 E90 generation) Active Features Traction Control: Dynamic Traction Control (DTC), Dynamic Stability Control (DSC) Braking System: Anti-lock Braking System (ABS), Electronic Brake-force Distribution (EBD), Brake Assist Tire Pressure Monitoring: Tire Pressure Monitoring System (TPMS) Passive Features Airbags: Front airbags, front side-impact airbags, head protection system (curtain airbags) for front and rear. Seatbelts: 3-point inertia-reel seatbelts with pre-tensioners and force limiters Child Restraint: LATCH (Lower Anchors and Tethers for Children) system, ISOFIX mounting points 💡 Technology Features Infotainment System Name: BMW iDrive (CCC or CIC generation, depending on specific build date and options) Display Type: Central Information Display (CID) screen, typically 7-inch or 8.8-inch Controller: iDrive controller knob with integrated buttons Audio Features: AM/FM stereo, CD player, auxiliary audio input, satellite radio preparation, optional USB interface. Driver Assistance Cruise Control: Standard cruise control. Adaptive cruise control (Active Cruise Control) was an option on higher trims or...