🏷️ Basic Information Identification Make: BMW Model: 325i Year: 2001 Codes Chassis Code: E46 👋 Introduction Market Position Segment: Compact Executive Sedan/Coupe Target Audience: Enthusiasts, DIY mechanics, Professional repair shops Competitive Analysis Key Competitors: Mercedes-Benz C-Class, Audi A4, Lexus IS Key Features Performance Focus: Renowned for its balanced chassis, engaging driving dynamics, and refined inline-six engines. Luxury Appointments: Premium interior materials and build quality typical of the BMW brand. 📋 Manual Details Coverage Areas Primary Coverage: Full Service and Repair Secondary Coverage: Maintenance, Diagnostics, Troubleshooting, Rebuild, Refurbishment, Restoration Page Count Estimated Page Count: 1500+ Manual Type Type: Factory Service Manual / Workshop Manual Language Language: English Format Format: Digital (PDF) 📖 Manual Coverage Systems Covered Engine: BMW M54B25 Inline-6 Engine (2.5L) Engine Management: DME (Digital Motor Electronics), Sensor diagnostics, Actuator tests Transmission: 5-speed Manual (Getrag 250G) and 5-speed Automatic (Steptronic) Drivetrain: Rear-Wheel Drive (RWD), Differential, Driveshafts, Axles Suspension: Front: MacPherson struts, multi-link independent Rear: Multi-link independent (Z-axle) Brakes: Front: Ventilated discs Rear: Solid discs, ABS, DSC (Dynamic Stability Control) Steering: Hydraulic Power Steering, Steering column components Electrical System: 12V System, Battery, Alternator, Starter, Fuses, Relays, Wiring Diagrams Lighting: Headlights, Taillights, Interior lighting, Fog lights Comfort Systems: HVAC (Heating, Ventilation, Air Conditioning), Climate Control Bodywork Chassis: Body panels, Doors, Hood, Trunk, Underbody, Corrosion protection Interior: Seats, Trim, Dashboard, Gauges, Controls Safety Systems: Airbags, Seatbelts, ABS, DSC Procedures Included Maintenance Tasks: Oil changes, Filter replacements, Spark plug replacement, Coolant flushes, Brake fluid changes Diagnostic Procedures: Troubleshooting guides, Fault code interpretation, Live data analysis Repair Tasks: Engine component replacement (e.g., water pump, thermostat, VANOS), Transmission overhaul, Brake caliper replacement, Suspension component renewal Rebuild Procedures: Engine internal component rebuild (e.g., pistons, rings, bearings), Transmission rebuild Calibration Procedures: Steering angle sensor calibration, DSC sensor calibration Electrical Repairs: Wiring harness repair, Component testing and replacement (e.g., alternator, starter motor, ECU) Body Repairs: Panel alignment, Dent removal, Rust repair, Component replacement (e.g., door hinges, window regulators) Technical Depth Depth: Comprehensive: From basic DIY maintenance to advanced engine and transmission rebuilds. Detail Level: Detailed step-by-step instructions with diagrams and specifications. Diagnostic Focus: Extensive diagnostic procedures, including troubleshooting flowcharts and component testing. Special Tools: Lists and descriptions of specialized BMW tools required for certain procedures. 📊 Manual Specifications File Format File Type: PDF Searchability: Text-searchable for quick information retrieval. Print Quality Resolution: High resolution for clear text and sharp diagrams. Reproducibility: Printable for use in a workshop environment. Binding Type Binding: N/A (Digital Format) Paper Type Paper: N/A (Digital Format) ⚙️ Engine Specifications Primary Engine Engine Code: M54B25 Configuration: Inline 6-cylinder Displacement: 2.5 Liters (2494 cc) Bore X Stroke: 84.0 mm x 75.0 mm Compression Ratio: 10.2:1 Valvetrain: DOHC, 24 valves, Double VANOS (Variable Valve Timing) Performance Horsepower: 189 hp @ 6000 rpm Torque: 181 lb-ft @ 3500 rpm Fuel System Fuel Delivery: Sequential Multi-Port Fuel Injection (SMI) Fuel Type: Premium Unleaded Gasoline (91 octane or higher recommended) Emission Control: Catalytic Converter, Oxygen Sensors, Secondary Air Injection System (on some models) 🔧 Transmission Standard Type: 5-Speed Manual (Getrag GS5-39DZ) Optional Type: 5-Speed Automatic (GM 5L40-E) with Steptronic Manual Mode Features Clutch Type: Hydraulic, Single Dry Plate Gear Ratios Manual: 1st: 4.23, 2nd: 2.51, 3rd: 1.57, 4th: 1.16, 5th: 1.00, Reverse: 3.93 Transmission Fluid Manual: BMW MTF LT-2 or equivalent (e.g., Red Line D4 ATF for synchros, Pentosin MTF2) Transmission Fluid Automatic: Dexron III/VI or ZF Lifeguardfluid 5 📐 Dimensions Exterior Wheelbase: 2761 mm (108.7 in) Length: 4471 mm (176.0 in) Width: 1739 mm (68.5 in) Height: 1373 mm (54.1 in) Front Track: 1471 mm (57.9 in) Rear Track: 1479 mm (58.2 in) Cargo Trunk Capacity: 430 Liters (15.2 cu ft) Weights Curb Weight Manual: 1450 kg (3197 lbs) Curb Weight Automatic: 1475 kg (3252 lbs) Gross Vehicle Weight Rating: 1930 kg (4255 lbs) Wheel Bolt Pattern: 5x120 mm Wheel Size Standard: 16x7.0 inches Tire Size Standard: 205/55R16 🛡️ Safety Features Ratings NHTSA Frontal Crash Driver: 4/5 Stars (1999+ models) NHTSA Frontal Crash Passenger: 4/5 Stars (1999+ models) IIHS Frontal Offset Score: Good (G) Active Features Stability Control: Standard DSC (Dynamic Stability Control) Traction Control: Standard ASC+T (Automatic Stability Control + Traction) Brake Assist: Standard Passive Features Airbags: Frontal airbags, Optional front side-impact airbags Seatbelts: 3-point inertia-reel seatbelts with pretensioners and force limiters Rollover Protection: Reinforced chassis structure 💡 Technology Features Infotainment Head Unit: BMW Business CD Radio or optional BMW Professional RDS with CD/Cassette. Display: Dot-matrix LCD display for radio, OBC (On-Board Computer) and climate control information. Audio System: Standard 6-speaker system, optional 10-speaker Hi-Fi system with subwoofer. Driver Assistance Cruise Control: Standard Parking Assistance: Optional rear Park Distance Control (PDC) Connectivity Auxiliary Input: Not standard; aftermarket solutions available. Bluetooth: Not available from factory; aftermarket kits exist. 🔧 Maintenance Service Intervals Oil Change: Every 7,500-10,000 miles (12,000-16,000 km) or as indicated by the Condition Based Service (CBS) system. Air...