🏷️ Basic Information Identification Make: BMW Model: 3 Series Model Variant: 328i, 328xi Generation Generation Code: E90 (Sedan), E91 (Wagon), E92 (Coupe), E93 (Convertible) Codes Chassis Codes: E90, E91, E92, E93 👋 Introduction Market Position Market Segment: Premium compact executive sedan/coupe/convertible. Competitive Analysis Key Competitors: Audi A4, Mercedes-Benz C-Class, Lexus IS, Infiniti G35/G37. Key Features Vehicle Appeal: Renowned for its sporty handling (BMW's 'Ultimate Driving Machine' reputation), refined interior, powerful inline-six engine, and upscale brand image. Manual Purpose: Provides technicians and knowledgeable DIY enthusiasts with the essential information to maintain, diagnose, and repair these specific BMW models accurately. 📋 Manual Details Coverage Areas Manual Coverage: Comprehensive service and repair for BMW 328i and 328xi models. Page Count Page Count: 2524 Manual Type Manual Type: Workshop Service Manual / Repair Manual Language Language: English Format Format: PDF 📖 Manual Coverage Systems Covered Engine Systems: Engine mechanical, fuel system, ignition system, cooling system, lubrication system, exhaust system, engine management (DME). Transmission Systems: Manual transmission (Getrag), Automatic transmission (ZF 6HP19/21), clutch, drive shafts, differentials. Brake Systems: Hydraulic brake system, ABS, DSC (Dynamic Stability Control), parking brake. Suspension Steering: Front and rear suspension components, steering system, power steering. Electrical Electronics: Battery, charging system, starting system, lighting, body electronics, instrument cluster, infotainment, SRS airbag system, comfort systems. Body Chassis: Body panels, doors, windows, interior trim, chassis structure, heating and air conditioning (HVAC). Procedures Included Maintenance Procedures: Scheduled maintenance (oil changes, filter replacements, spark plugs), brake fluid flush, coolant flush, air filter replacement. Diagnostic Procedures: Troubleshooting guides for common issues, symptom-based diagnostics, reading fault codes (DTCs), using diagnostic tools. Repair Procedures: Step-by-step instructions for component removal, installation, and repair for all major systems. Technical Specifications: Torque specifications for all fasteners, fluid capacities and types, wiring diagrams, diagnostic specifications. Engine Overhaul: Detailed procedures for engine disassembly, inspection, rebuilding, and reassembly. Electrical Schematics: Comprehensive wiring diagrams for all electrical systems. Technical Depth Depth Of Coverage: Advanced diagnostics, complex repairs, component-level troubleshooting, and full rebuild procedures. 📊 Manual Specifications File Format File Format: PDF Print Quality Searchability: Likely text-searchable due to PDF format, allowing for quick information retrieval. Binding Type Binding Type: N/A (Digital PDF) Paper Type Paper Type: N/A (Digital PDF) ⚙️ Engine Specifications Primary Engine Engine Code: N52B30 Engine Type: Naturally Aspirated Inline 6-Cylinder Displacement: 2996 cc (3.0 Liters) Performance Horsepower: 230 hp @ 6500 rpm Torque: 200 lb-ft @ 2750-4250 rpm Fuel System Fuel Delivery: Fuel Injection (Multi-point) Fuel Type: Premium Unleaded Gasoline (91 Octane Recommended) Engine Management ECU Type: DME (Digital Motor Electronics) - e.g., MSV70, MSD80 🔧 Transmission Standard Transmission Type Std: 6-Speed Manual (Getrag GS6-37BZ) Optional Transmission Type Opt: 6-Speed Automatic (ZF 6HP19/6HP21 with Steptronic) Features Transmission Features: RWD (328i) or AWD (328xi), clutch types, torque converter lock-up, shift logic. 📐 Dimensions Exterior Wheelbase: 108.7 inches (2760 mm) Length: Approx. 178.2 - 180.7 inches (4526 - 4590 mm) depending on body style Width: Approx. 70.2 - 71.5 inches (1783 - 1816 mm) Height: Approx. 55.7 - 57.7 inches (1415 - 1465 mm) Weights Curb Weight: Approx. 3450 - 3700 lbs (1565 - 1678 kg) depending on configuration 🛡️ Safety Features Ratings NHTSA Ratings: Generally rated well in its class for crashworthiness (e.g., 4-star or 5-star frontal/side impacts from NHTSA during its era). Active Features Active Safety: ABS (Anti-lock Braking System), DSC (Dynamic Stability Control), DTC (Dynamic Traction Control), Run-flat tires (often standard). Passive Features Passive Safety: Front airbags, front side-impact airbags, curtain airbags (front and rear on sedans/wagons), active front head restraints, three-point seat belts with pretensioners. 💡 Technology Features Infotainment Infotainment System: iDrive system (various iterations depending on model year and options), CD player, optional navigation system, Bluetooth connectivity, optional satellite radio. Driver Assistance Driver Assistance Features: Parking sensors (PDC - Park Distance Control), optional Adaptive Xenon headlights, Cruise control. Later models may have had more advanced features depending on packages. Connectivity Connectivity Options: Auxiliary audio input, USB ports (on later models/with specific packages), Bluetooth for phone calls. 🔧 Maintenance Service Intervals Oil Change Interval: Variable interval based on Condition Based Service (CBS) system, typically around 10,000-15,000 miles or 1 year. Manual will detail actual CBS reset procedures. Spark Plug Interval: Typically around 60,000 miles for the N52 engine, but refer to manual for specific plugs and procedures. Brake Fluid Interval: Every 2 years, regardless of mileage. Fluid Specifications Engine Oil Specification: BMW Longlife-01 (LL-01) or BMW Longlife-04 (LL-04) compliant synthetic oil, SAE 0W-30 or 5W-30 depending on climate. Manual will specify precise recommendations. Coolant Specification: BMW Blue Antifreeze/Coolant (G48 formulation), mixed 50/50 with distilled water. Transmission Fluid Manual: GL-4 or GL-5 gear oil, specific viscosity (e.g., 75W-90). Manual will list exact OEM spec and fill procedure. Transmission Fluid Automatic: ZF Lifeguard Fluid 6 (or equivalent approved by ZF/BMW). Manual will detail fluid type, capacity, and change procedure (often considered 'lifetime' but...