🏷️ Basic Information Identification Make: BMW Model: 3-series Chassis Code: E46 Model Year Covered: 2006 👋 Introduction Market Position Vehicle Segment: Compact Executive Sedan/Coupe/Convertible/Wagon Brand Reputation: BMW is renowned for 'The Ultimate Driving Machine,' emphasizing performance, luxury, and engineering precision. Competitive Analysis Key Competitors: Mercedes-Benz C-Class, Audi A4, Lexus IS, Infiniti G35 Key Features Driver Focus: The E46 generation is highly regarded for its balanced chassis, RWD bias, and engaging driving dynamics. Engine Options: Offered a range of sophisticated inline-four and inline-six engines, known for their smoothness and power delivery. 📋 Manual Details Coverage Areas Coverage Scope: All models and all repairs A-Z Information Source: Vehicle-specific, not generic Intended User: Dealership technicians Page Count Estimated Page Count: Extensive (Specific count not provided, typical for full service manuals) Manual Type Manual Classification: Service and Repair Manual Language Primary Language: English Format Digital Format: Likely PDF (common for digital sales) 📖 Manual Coverage Systems Covered Powertrain: Engine mechanical, lubrication, cooling, fuel, exhaust, engine management (DME), emissions control Drivetrain: Manual transmission, automatic transmission (Steptronic), clutch, drive shafts, differentials, axles Suspension And Steering: Front suspension, rear suspension, shock absorbers, springs, steering gear, power steering system Brakes: Front and rear brakes (discs), ABS (Anti-lock Braking System), DSC (Dynamic Stability Control), brake hydraulics, parking brake Electrical System: Battery, charging system, starter, ignition system, lighting, body electricals, fuses, relays, control modules (ECU, DME, ABS, etc.) Body: Body structure, exterior panels, doors, windows, locks, interior trim, HVAC (Heating, Ventilation, Air Conditioning) Procedures Included Maintenance: Routine maintenance, oil changes, filter replacements, fluid checks and changes, spark plug replacement, belt inspection and replacement Troubleshooting: Diagnostic procedures, fault code interpretation, symptom-based troubleshooting guides Repair: Component removal and installation, sub-assembly repairs, major overhauls Diagnostics: On-board diagnostics (OBD-II), use of BMW-specific diagnostic tools (e.g., ISTA/D), sensor testing, module programming Technical Depth Depth Of Information: Complete, from basic maintenance to complex system diagnostics and repairs Wiring Diagrams: Inclusion of detailed electrical wiring diagrams for all systems Torque Specifications: Precise torque values for all critical fasteners and components Special Tools: Identification and usage instructions for BMW-specific service tools 📊 Manual Specifications File Format Digital Format Details: Searchable text, hyperlinked sections, high-resolution diagrams Print Quality Diagram Resolution: High-resolution for clarity of technical illustrations Binding Type Physical Binding: Spiral-bound or perfect-bound (if printed), to lay flat for workbench use Paper Type Paper Quality: Durable, high-quality paper suitable for workshop environments ⚙️ Engine Specifications Primary Engine Engine Family Common: M54 (e.g., M54B25, M54B30) Engine Type Common: Naturally aspirated inline-6 cylinder Displacement Common: 2.5L (2494 cc) and 3.0L (2979 cc) Performance Horsepower Range: Approximately 184 hp to 225 hp for common M54 engines. Torque Range: Approximately 175 lb-ft to 214 lb-ft for common M54 engines. Fuel System Fuel Delivery: Electronic Fuel Injection (EFI) with VANOS (Variable Valve Timing) Recommended Fuel: Premium Unleaded Gasoline (91 octane or higher) Engine Management Dme Model Common: MS43 or MS45.1 for M54 engines 🔧 Transmission Standard Standard Transmission: 5-speed Getrag manual transmission (GS5-39DZ) Optional Optional Transmission: 5-speed ZF Steptronic automatic transmission (GM5X5-R) Features Rwd Drivetrain: All E46 models are Rear-Wheel Drive (RWD) Optional AWD: xDrive (All-Wheel Drive) available on select models (e.g., 325xi, 330xi) 📐 Dimensions Exterior Body Styles: Sedan (4-door), Coupe (2-door), Convertible (2-door), Sports Wagon (Touring - 5-door) Wheelbase: Approximately 107.4 inches (2728 mm) Length: Varies by body style, approx. 177.0 - 184.5 inches (4496 - 4686 mm) Weights Curb Weight: Approx. 3200 - 3600 lbs (1450 - 1630 kg) depending on model and configuration 🛡️ Safety Features Ratings NHTSA Ratings: Generally good, with many E46 models achieving 4-star or 5-star ratings in front and side impacts (check specific year/test) Active Features Stability Control: Standard or optional Dynamic Stability Control (DSC) Traction Control: Standard Traction Control (ASC+T) Braking Systems: Standard Anti-lock Braking System (ABS) Passive Features Airbags: Front airbags, optional side-impact airbags, optional head protection airbags Seatbelts: 3-point seat belts with pretensioners 💡 Technology Features Infotainment Head Unit Options: BMW Professional Radio, optional CD player, optional navigation system (CCC generation). Audio System: Standard 6-speaker system, optional Harman Kardon audio upgrade. Driver Assistance Parking Sensors: Optional Park Distance Control (PDC) front and rear. Connectivity Bluetooth: Optional Bluetooth hands-free interface, typically integrated with the radio/navigation system. Cruise Control: Standard cruise control. 🔧 Maintenance Service Intervals Oil Service: BMW Condition Based Service (CBS) system typically recommends oil changes every 10,000-15,000 miles or annually, whichever comes first. Manual will detail exact intervals based on driving conditions. Spark Plugs: Typically every 60,000 - 100,000 miles, depending on spark plug type (standard vs. long-life). Brake Fluid: Recommended every 2 years, regardless of mileage. Coolant: BMW Blue Coolant, typically lifetime or requires flushing/refill every 4-5 years or 100,000 miles. Fluid Specifications Engine Oil Spec: BMW Longlife-01 (LL-01) or BMW Longlife-04 (LL-04) depending on region and specific engine. Viscosity typically 0W-30 or 5W-30. Transmission Fluid Manual: Refer to manual for...