🏷️ Basic Information Identification Make: BMW Model: 3 Series Sub Model: 330i Model Code: E46 Year: 2003 👋 Introduction Market Position Segment: Compact Executive Sedan Positioning: The BMW 3 Series (E46) 330i represented a pinnacle of sporty driving dynamics and luxury in its segment, appealing to enthusiasts and those seeking a premium compact car experience. Competitive Analysis Key Competitors: Mercedes-Benz C-Class, Audi A4, Lexus IS300, Acura TL Key Features Driving Dynamics: Renowned for its balanced chassis, rear-wheel-drive layout, and precise steering. Engine Performance: The M54B30 engine provided smooth, powerful acceleration and a distinctive inline-six sound. Interior Quality: High-quality materials and ergonomic design typical of BMW. 📋 Manual Details Coverage Areas Primary Coverage: Complete Service and Repair for BMW 330i (E46) Engine Coverage: 3.0L M54B30 inline-6 Transmission Coverage: 5-speed Manual (GS5-39DZ), 5-speed Automatic (GM A5S360R/GA) Chassis Coverage: Suspension, Steering, Brakes, Body Electrical Coverage: Wiring Diagrams, ECU, Lighting, Accessories Body And Interior Coverage: Panel removal/installation, Upholstery, HVAC Page Count Estimated Pages: 1000+ Manual Type Type: Factory Service Manual / Repair Manual Language Language: English Format Format: Downloadable PDF 📖 Manual Coverage Systems Covered Engine Mechanical: Complete engine assembly, cylinder head, block, pistons, crankshaft, camshafts, valvetrain, lubrication system, cooling system Engine Management: Fuel injection, ignition system, VANOS, electronic engine control unit (DME), sensors, actuators Transmission Mechanical: Manual gearbox overhaul, automatic transmission overhaul, clutch system, driveshafts, differential Transmission Electronic: Transmission control unit (TCU), gear selection solenoids, sensors Suspension: Front and rear suspension components, springs, shock absorbers, control arms, bushings, subframe Steering: Power steering system, steering rack, tie rods, steering column Brakes: Brake system hydraulic components (master cylinder, calipers, lines), ABS system, DSC system, parking brake Electrical System: Battery, alternator, starter motor, lighting (headlights, taillights, interior), power windows, central locking, wipers Climate Control: HVAC system, A/C compressor, refrigerant, blower motor, climate control unit Body: Body panel removal and installation, doors, hood, trunk, bumpers, glass replacement Interior: Seat removal, dashboard disassembly, trim panel replacement Procedures Included Routine Maintenance: Oil and filter changes, fluid checks and replacements, spark plug replacement, air filter replacement Component Removal Installation: Detailed step-by-step guides for removing and installing all major components Troubleshooting Diagnostics: Diagnostic trouble codes (DTCs), symptom-based troubleshooting, electrical system diagnostics Rebuilds Overhauls: Engine and transmission rebuild procedures, detailed specifications Wiring Diagrams: Comprehensive wiring schematics for all vehicle systems Specifications Tolerances: All necessary torque values, clearances, and measurements for proper assembly Technical Depth Depth: Comprehensive: Covers everything from basic maintenance to full engine and transmission rebuilds, including advanced diagnostics and electrical troubleshooting. 📊 Manual Specifications File Format File Type: PDF Searchability: Fully searchable text Print Quality Quality: High-resolution, printable pages Binding Type Binding: N/A (Digital Download) Paper Type Paper Type: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Code: M54B30 Engine Type: Naturally Aspirated Inline-6 Cylinder Displacement: 2,979 cc (3.0 Liters) Bore X Stroke: 84 mm x 89.6 mm Compression Ratio: 10.2:1 Performance Horsepower: 225 hp @ 6,000 rpm Torque: 214 lb-ft @ 3,500 rpm Fuel System Fuel Delivery: Multi-point Fuel Injection (Bosch Motronic ME7.2) Fuel Type: Premium Unleaded (91+ octane recommended) Valvetrain Configuration: Double Overhead Camshafts (DOHC), 4 valves per cylinder Timing System: Double VANOS (Variable Valve Timing) 🔧 Transmission Standard Transmission Type: 5-speed Manual (Getrag GS5-39DZ) Optional Transmission Type: 5-speed Automatic (GM A5S360R/GA) Features Manual Gear Ratios: 1st: 4.23, 2nd: 2.52, 3rd: 1.67, 4th: 1.23, 5th: 1.00, Reverse: 3.93 Final Drive Ratio: 3.07:1 Automatic Features: Steptronic manual shifting mode 📐 Dimensions Exterior Length: 177.4 inches Width: 68.7 inches Height: 55.7 inches Wheelbase: 107.3 inches Interior Front Headroom: 38.2 inches Front Legroom: 41.5 inches Rear Headroom: 37.4 inches Rear Legroom: 33.7 inches Cargo Trunk Volume: 11.7 cubic feet Weights Curb Weight: 3,350 - 3,450 lbs (approx.) 🛡️ Safety Features Ratings NHTSA Front Impact: 5-star (Driver), 5-star (Passenger) IIHS Side Impact: Good Active Features Traction Control: Automatic Stability Control (ASC+T) Brake Assist: Dynamic Stability Control (DSC) Passive Features Airbags: Front airbags, front side-impact airbags Seatbelts: 3-point inertia-reel seatbelts with pretensioners Chassis Design: Reinforced safety cage, crumple zones 💡 Technology Features Infotainment Head Unit: BMW Business CD, BMW Professional CD, optional navigation system. Audio System: Standard 6-speaker system, optional Harman Kardon premium audio. Driver Assistance Traction Control: ASC+T (Automatic Stability Control + Traction) Stability Control: DSC (Dynamic Stability Control) Connectivity Bluetooth: Optional Bluetooth preparation (ULF module) for hands-free calling. Convenience Cruise Control: Standard electronic cruise control. Rain Sensing Wipers: Optional. Lighting Headlights: Halogen projector headlights, optional Xenon headlights with auto-leveling. 🔧 Maintenance Service Intervals Oil Change Interval: BMW Condition Based Service (CBS) system, typically 10,000-15,000 miles or annually. Spark Plug Replacement: Approximately 100,000 miles (refer to manual for specific M54B30 recommendations). Coolant Flush: Every 2-3 years or as per CBS. Fluid Specifications Engine Oil: BMW Longlife-01 (LL-01) Approved Synthetic Oil, SAE 5W-30 or 0W-30. Capacity: 6.5 liters (6.9 US quarts). Coolant: BMW Blue Antifreeze/Coolant Concentrate, mixed 50/50 with distilled water. Transmission...