🏷️ Basic Information Identification Make: BMW Model: 325i Model Variant: 325 Year: 2002 Codes Chassis Code: E46 Engine Code Family: M54 👋 Introduction Market Position Market Segment: Premium compact executive sedan/coupe Target Demographic: Professionals, driving enthusiasts, those seeking a balance of performance and luxury Competitive Analysis Key Competitors: Mercedes-Benz C-Class, Audi A4, Lexus IS, Infiniti G35 Key Features Vehicle Strengths: Sporting dynamics, refined interior, strong inline-six engine performance, rear-wheel-drive bias Manual Value Proposition: Empowers owners and technicians with in-depth knowledge for effective maintenance and repair, reducing reliance on expensive dealership services. 📋 Manual Details Coverage Areas Manual Type: Service Repair Workshop Manual Language: English Format: Digital (likely PDF) Coverage Scope: Comprehensive service and repair Intended Audience: Professional mechanics and advanced DIY enthusiasts 📖 Manual Coverage Systems Covered Engine Mechanical: Engine assembly, disassembly, rebuilding, diagnostics, cooling system, lubrication system, timing system Engine Management: Fuel injection (Bosch Motronic ME7.2), ignition system, sensors (MAF, O2, crank, cam), emission control systems (secondary air injection, EGR if applicable) Transmission: Manual (Getrag 420G) and Automatic (ZF 5HP19) transmission service, removal, installation, internal repairs, fluid specifications Drivetrain: Clutch, driveshaft, differential, axles, wheel bearings Suspension: Front suspension (MacPherson strut, multi-link), rear suspension (multi-link), springs, dampers, bushings, alignment specifications Steering: Power steering system, steering rack, steering column, intermediate shafts Brakes: Hydraulic system, ABS (Anti-lock Braking System), DSC (Dynamic Stability Control), brake pads, rotors, calipers, brake lines, bleeding procedures Electrical System: Battery, charging system (alternator), starter motor, wiring diagrams, fuses, relays, lighting, horn Body And Chassis: Body panels, doors, hood, trunk, bumpers, interior trim, glass, seals, chassis component torque specifications Climate Control: HVAC system, A/C refrigerant, compressor, blower motor, controls, cabin filter replacement Infotainment And Comfort: Radio, navigation system (if equipped), power windows, locks, mirrors, seats, sunroof Procedures Included Maintenance Procedures: Oil and filter changes, air filter replacement, cabin air filter replacement, spark plug replacement, coolant flush, brake fluid flush, transmission fluid change Repair Procedures: Component removal and installation, rebuilding of major systems, diagnostic troubleshooting Troubleshooting: Systematic diagnosis of common faults, electrical system troubleshooting with wiring diagrams, engine performance issues Diagnostics: OBD-II (On-Board Diagnostics II) procedures, fault code interpretation, live data analysis Technical Depth Depth Of Coverage: Detailed step-by-step instructions, torque specifications, special tool requirements, clearances, and tolerances Diagrams And Illustrations: Includes diagrams, schematics, and illustrations for clarity 📊 Manual Specifications File Format Digital Format: PDF Searchability: Likely text-searchable for quick information retrieval Printability: Printable pages for workshop use Print Quality Quality Notes: High-resolution scans or digital creation ensuring clarity of text and diagrams Binding Type Binding: N/A (Digital Format) Paper Type Paper: N/A (Digital Format) ⚙️ Engine Specifications Primary Engine Engine Type: Naturally Aspirated Inline 6-Cylinder Engine Name: M54B30 Displacement: 2.979 cc (3.0 Liters) Bore X Stroke: 84.0 mm x 89.6 mm Compression Ratio: 10.2:1 Valvetrain: DOHC, 24 valves (4 per cylinder), Double VANOS (Variable Valve Timing) Performance Horsepower: 225 hp @ 5900 rpm Torque: 214 lb-ft @ 3500 rpm Fuel System Fuel Delivery: Sequential Electronic Fuel Injection (SEFI), Bosch Motronic ME7.2 engine management Fuel Type: Premium Unleaded Gasoline (91 AKI or higher recommended) Fluid Capacities Engine Oil Capacity: 6.5 Liters (6.9 US Quarts) with filter change Fluid Specifications Engine Oil Type: SAE 0W-40 synthetic is BMW's recommendation for this era. 🔧 Transmission Standard Transmission Type: 5-Speed Manual (Getrag 420G) Optional Transmission Type: 5-Speed Automatic (ZF 5HP19) Features Manual Transmission Features: Close-ratio gearbox, hydraulic clutch actuation Automatic Transmission Features: Steptronic (manual shifting mode), electronically controlled Fluid Specifications Manual Transmission Fluid: Refer to manual for specific type (e.g., Dexron III or equivalent) Automatic Transmission Fluid: BMW LT-2 or ZF LifeguardFluid 5 (LF3) 📐 Dimensions Exterior Wheelbase: 2760 mm (108.7 in) Length: 4471 mm (176.0 in) Width: 1739 mm (68.5 in) Height: 1414 mm (55.7 in) Weights Curb Weight: Approximately 1520 kg (3351 lbs) for sedan Gross Vehicle Weight Rating: Refer to vehicle placard Wheel Bolt Pattern: 5x120 Wheel Offset: ET 47 (typical) Tire Sizes: Standard: 205/55R16, Optional: 225/45R17 front, 245/40R17 rear 🛡️ Safety Features Ratings NHTSA Front Impact Rating: 5 Stars (for driver and passenger) for 2002 E46 models. IIHS Rating: Good (for 2002 E46 models) Active Features Active Safety Systems: ABS, DSC (Dynamic Stability Control), Traction Control Passive Features Passive Safety Features: Front airbags, side-impact airbags, front seatbelt pretensioners, crumple zones 💡 Technology Features Infotainment Infotainment System: BMW Business CD or Professional CD (optional: CD changer, navigation system). Display: Green monochrome dot-matrix display for OBC (On-Board Computer) and radio information. Driver Assistance Driver Assistance Features: ABS, DSC (Dynamic Stability Control) Connectivity Connectivity Options: Optional Bluetooth preparation (older systems), often requires separate cradle for phone connectivity. 🔧 Maintenance Service Intervals Oil Change Interval: BMW Condition Based Service (CBS) indicates intervals based on driving conditions; typically around 10,000-15,000 miles or annually. Spark Plug Replacement: Approximately 100,000 miles for iridium spark plugs. Coolant Flush: Every 2-4 years or as per CBS. Brake...