🏷️ Basic Information Identification Make: BMW Model: 325xi Model Generation: E46 Codes Chassis Code: E46 Engine Code Prefix: M54 👋 Introduction Market Position Positioning: The BMW 3 Series (E46) was positioned as a premium compact executive car, renowned for its driving dynamics, build quality, and sophisticated engineering. The 325xi variant specifically offered the added benefit of BMW's xDrive all-wheel-drive system, enhancing traction and stability. Competitive Analysis Competitors: Competed against vehicles such as the Mercedes-Benz C-Class, Audi A4, Lexus IS, and Infiniti G series. Key Features Design Philosophy: Emphasized the 'Ultimate Driving Machine' philosophy with a focus on rear-wheel-drive bias (even with AWD), balanced chassis, and responsive steering. AWD System: xDrive all-wheel-drive system provided variable torque distribution for improved handling in various conditions. 📋 Manual Details Coverage Areas Years Covered: 1999, 2000, 2001, 2002, 2003, 2004, 2005 Page Count Estimated Page Count: Extensive (typically 2000+ pages for a full workshop manual) Manual Type Type: Workshop Service Manual / Repair Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Engine: Complete engine diagnostics, repair, overhaul, timing, cooling, lubrication, fuel injection, emissions control Transmission: Manual and Automatic transmission repair, clutch, torque converter, drivetrain components, fluid service Drivetrain: xDrive All-Wheel Drive system, differentials, axles, driveshafts, CV joints Suspension: Front and rear suspension, struts, shocks, control arms, bushings, alignment specifications Steering: Power steering system, steering rack, tie rods, wheel alignment Brakes: Hydraulic system, ABS, DSC, brake pad/rotor replacement, bleeding, component repair Electrical: Complete wiring diagrams, component testing, starter, alternator, battery, lighting, fuse/relay locations Body: Body panel repair, interior trim removal, door mechanisms, glass replacement, sealing HVAC: Heating, Ventilation, and Air Conditioning system diagnosis and repair Diagnostics: OBD-II troubleshooting, fault codes, diagnostic procedures, electronic control units (ECUs) Procedures Included Routine Maintenance: Oil changes, filter replacements, fluid checks, spark plug replacement, belt inspection/replacement Major Repairs: Engine rebuild, transmission overhaul, suspension component replacement, brake system repair Troubleshooting: Step-by-step diagnostic guides for common and uncommon problems Component Removal Installation: Detailed instructions for removing and installing all major and minor components Specifications: Torque values, clearances, fluid capacities, pressure readings, wiring schematics Technical Depth Depth: Comprehensive (from basic maintenance to complete engine and transmission rebuilds, including advanced diagnostics) 📊 Manual Specifications File Format PDF Quality: High-resolution, searchable PDF Printable: Printable pages for physical reference Binding Type Binding: N/A (Digital PDF) Paper Type Paper Quality: N/A (Digital PDF) ⚙️ Engine Specifications Primary Engine Engine Type: Naturally Aspirated Inline 6-Cylinder (M54B25) Displacement: 2.5 Liters (2494 cc) Bore X Stroke: 84.0 mm x 75.0 mm Compression Ratio: 10.2:1 Valve Train: DOHC, 24 valves, VANOS (Variable Valve Timing on intake and exhaust camshafts) Performance Horsepower: 189 hp @ 6000 rpm Torque: 175 lb-ft (237 Nm) @ 3500 rpm Fuel System Fuel Delivery: Electronic Fuel Injection (Bosch Motronic ME 7.2 or similar) Recommended Fuel: Premium Unleaded Gasoline (91 octane or higher) Fluid Capacities Engine Oil Capacity: Approx. 6.5 quarts (6.2 liters) with filter change Coolant Capacity: Approx. 7.9 quarts (7.5 liters) 🔧 Transmission Standard Type: 5-Speed Manual (Getrag S5D 320Z or similar) Optional Type: 5-Speed Automatic (Steptronic, GM 5L40-E or similar) Features AWD Integration: xDrive system is integrated with both manual and automatic transmissions. Fluid Specifications Automatic Transmission Fluid: BMW ATF LT-3 (or equivalent Dexron III compatible fluid, check specific VIN for exact spec) Manual Transmission Fluid: BMW Manual Gear Oil (e.g., MTF LT-2 or equivalent SAE 75W-90 synthetic) Fluid Capacities Automatic Transmission Fluid Capacity: Approx. 8.5 quarts (8.0 liters) for refill 📐 Dimensions Exterior Wheelbase: 107.4 inches (2728 mm) Length: 177.4 inches (4506 mm) Width: 68.5 inches (1739 mm) Height: 55.7 inches (1415 mm) Weights Curb Weight: Approx. 3500 - 3600 lbs (1588 - 1633 kg), depending on options 🛡️ Safety Features Ratings NHTSA Front Impact: 4-star (Driver), 4-star (Passenger) - For 2001 model year, variations may exist IIHS Side Impact: Good - For 2001 model year Active Features Traction Control: Dynamic Stability Control (DSC) Braking System: Anti-lock Braking System (ABS), Electronic Brake-force Distribution (EBD), Dynamic Brake Control (DBC) Passive Features Airbags: Front airbags, front side-impact airbags (standard); optional rear side airbags Seatbelts: Pretensioners and load limiters for front seats 💡 Technology Features Infotainment Audio System: Optional premium sound systems (e.g., Harman Kardon), CD player, AM/FM radio. Navigation: Optional factory navigation system (MK III or MK IV computer). Driver Assistance Cruise Control: Standard cruise control. Connectivity Phone Integration: Optional Bluetooth preparation with integrated mobile phone system (ULF module). 🔧 Maintenance Service Intervals Oil Change Interval: Variable (based on oil condition sensor and driving style), typically 10,000-15,000 miles or annually. Refer to Condition Based Service (CBS) system. Spark Plug Replacement: 100,000 miles (long-life iridium spark plugs) Coolant Flush: Every 2-4 years or as indicated by CBS. Fluid Specifications Power Steering Fluid: BMW Power Steering Fluid (or Pentosin CHF 11S) Brake Fluid: DOT 4 (low viscosity recommended for ABS/DSC systems) Known Issues Oil...