🏷️ Basic Information Identification Make: BMW Model: 3-Series Model Code: E46 Year: 2005 Market Segment: Compact Executive Sedan/Coupe/Convertible/Wagon 👋 Introduction Market Position Positioning: The BMW 3-Series (E46) was a benchmark in the premium compact executive segment, known for its dynamic driving characteristics, build quality, and sophisticated technology. Competitive Analysis Competitors: Key competitors included the Mercedes-Benz C-Class, Audi A4, Lexus IS, and Infiniti G35. Key Features Driving Dynamics: Renowned for its near-perfect 50/50 weight distribution, responsive steering, and balanced chassis. Powertrain Options: A range of smooth, powerful inline-six engines, and efficient four-cylinder options, paired with excellent manual and automatic transmissions. Build Quality: Exceptional German engineering and build quality, contributing to its long-term desirability. 📋 Manual Details Coverage Areas Primary Coverage: All 2005 BMW 3-Series (E46) models, all repairs A-Z Model Variants Covered: Sedan (E46/4), Coupe (E46/2), Convertible (E46/3), Sports Wagon (E46/5), M3 (E46/2CSL) Page Count Estimated Pages: 1500+ Manual Type Type: Service and Repair Manual Language Language: English Format Format: Print (likely binder or perfect bound) 📖 Manual Coverage Systems Covered Powertrain: Engine (all variants), Transmission (manual & automatic), Drivetrain (RWD, AWD - xDrive on select wagons/sedans) Chassis: Suspension (front & rear), Steering, Brakes (ABS, DSC, handbrake) Electrical: Wiring diagrams, ECUs, sensors, lighting, power windows, seats, climate control, infotainment, security systems Body: Exterior body panels, interior trim, doors, hood, trunk, convertible top mechanisms, glass Procedures Included Routine Maintenance: Oil changes, filter replacements, spark plug replacement, coolant flush, brake fluid flush, belt inspection/replacement Diagnostics Troubleshooting: DTC interpretation, symptom-based troubleshooting, electrical system diagnostics, engine performance issues Component Repair Overhaul: Engine rebuilds, transmission overhauls, brake caliper replacement, suspension component replacement, driveshaft and CV joint repair System Calibration Adjustment: Wheel alignment, idle speed adjustment, throttle body cleaning and calibration, airbag system component replacement Technical Depth Depth: Complete, from basic maintenance to in-depth diagnostics and full component rebuilds, including torque specifications, tolerances, and diagnostic trouble codes (DTCs). 📊 Manual Specifications File Format Format Description: Printed manual, likely featuring high-quality paper and a durable binding suitable for workshop use. Print Quality Quality: Professional, dealership-grade printing with clear diagrams and text. Binding Type Binding: Likely spiral-bound or ring-binder for lay-flat usability, or perfect-bound for robustness. Paper Type Paper Quality: Durable, matte finish paper designed to withstand workshop environments and frequent handling. ⚙️ Engine Specifications Primary Engine I6 Engine Code: N46B20 (4-cylinder), M54B22, M54B25, M54B30 (6-cylinder) Displacement 2.0L: 1995 cc (N46B20) Displacement 2.2L: 2171 cc (M54B22) Displacement 2.5L: 2494 cc (M54B25) Displacement 3.0L: 2979 cc (M54B30) Performance 3.0L Horsepower 3.0L: 225 hp @ 5900 rpm (M54B30) Torque 3.0L: 214 lb-ft @ 3500 rpm (M54B30) Fuel System Fuel Delivery: Multi-point Fuel Injection (MPI) with VANOS (Variable Valve Timing) Ignition System Ignition Type: Distributorless Ignition System (DIS) with coil-on-plug Engine Management ECU: Bosch Motronic (specific variant depends on engine and market) 🔧 Transmission Standard Transmission Type: 5-speed Manual (Getrag GS5-39DZ, GS6-37DZ variants for later models) Optional Transmission Type: 5-speed Automatic (Steptronic/SMG on some performance models) Smg: Sequential Manual Gearbox (SMG) available on M3 models Features Drive Type: Rear-Wheel Drive (RWD), xDrive All-Wheel Drive (AWD) on select models 📐 Dimensions Exterior Sedan Length: Approx. 4526 mm (178.2 in) Width: Approx. 1739 mm (68.5 in) Height: Approx. 1415 mm (55.7 in) Exterior Coupe Length: Approx. 4471 mm (176.0 in) Width: Approx. 1739 mm (68.5 in) Height: Approx. 1372 mm (54.0 in) Weights Curb Weight Range: Approx. 1470 kg (3240 lbs) to 1600 kg (3527 lbs) depending on model and configuration 🛡️ Safety Features Ratings NHTSA Front Impact: 5-Star (for applicable models/years, generally consistent for E46 generation) IIHS Front Impact: Good (for applicable models/years) Active Features Traction Control: Automatic Stability Control (ASC) or Dynamic Stability Control (DSC) ABS: Anti-lock Braking System (ABS) Passive Features Airbags: Frontal airbags, side airbags, optional head protection airbags Body Structure: Reinforced safety cage, crumple zones 💡 Technology Features Infotainment Head Unit: BMW Business CD, BMW Professional CD/RDS; optional navigation systems (CCC generation on facelift models). Audio System: Optional Harman Kardon sound system. Driver Assistance Cruise Control: Standard on most models. Parking Sensors: Optional Park Distance Control (PDC). Connectivity Bluetooth: Optional Bluetooth integration for mobile phones available on later models. Climate Control HVAC: Manual climate control or optional automatic climate control (IHKA). 🔧 Maintenance Service Intervals Oil Oil Change Interval: Variable Service Interval (CBS) based on driving conditions, typically 10,000-15,000 miles or 12-24 months. Manual specifies conditions for more frequent changes. Service Intervals Filters Air Filter Replacement: Check every 15,000 miles, replace as needed (or per manual's schedule). Cabin Filter Replacement: Typically every 15,000-30,000 miles or annually. Fluid Specifications Engine Oil Type: BMW Longlife-01 (LL-01) approved synthetic oil, e.g., SAE 5W-30 or 0W-40 depending on temperature and specific engine. Coolant Type: BMW Blue Antifreeze/Coolant (G48 specification), mixed 50/50 with distilled water. Brake Fluid Type: DOT 4 High Performance Transmission Fluid Manual: MTF LT-2 (Manual Transmission Fluid) Transmission Fluid Automatic: Esso...