🏷️ Basic Information Identification Make: BMW Model: 3 Series Chassis Code: E46 Body Style: Sedan Performance Variant: M3 Production Years Covered: 1999-2005 Codes Engine Codes Likely Covered: S54B32 👋 Introduction Market Position Segment: Performance Sedan (Compact Executive) Target Buyer: Enthusiast drivers seeking a blend of luxury, performance, and practicality Competitive Analysis Key Rivals: Mercedes-Benz C-Class AMG, Audi S4, Lexus IS300 (performance variants) Key Features Performance Focus: Highlighting the M3 variant's motorsport-derived engine and chassis tuning Manual Utility: Empowers owners and technicians with factory-level knowledge for maintenance and repair Digital Convenience: Instant download eliminates shipping delays and allows immediate access to critical repair information 📋 Manual Details Coverage Areas Primary Coverage: BMW 3 Series (E46) M3 Sedan Production Years: 1999, 2000, 2001, 2002, 2003, 2004, 2005 Page Count Estimated Pages: Hundreds (specific number not provided, but implied comprehensive) Manual Type Type: Workshop Service Repair Manual Classification: Complete Official Full Factory Service Repair Manual Language Language: English Format File Format: PDF Delivery Method: Instant Download 📖 Manual Coverage Systems Covered Powertrain: Engine (S54B32), Transmission (SMG & Manual), Drivetrain (Differential, Axles) Chassis: Suspension (Front & Rear), Steering, Brakes (ABS, DSC) Electrical: Engine Management (DME), Body Electronics (EWS, Comfort Module), Lighting, Audio Body And Interior: Body Panels, Interior Trim, Seats, HVAC System Diagnostics: Troubleshooting Guides, Fault Code Interpretation Procedures Included Maintenance: Scheduled Maintenance, Fluid Changes, Filter Replacements Repair: Component Removal, Installation, Rebuilding Procedures Disassembly Assembly: Complete step-by-step disassembly and reassembly of all major components Troubleshooting: Diagnosis and repair of common and complex faults Cleaning Reinstalling: Procedures for cleaning and properly reinstalling components Technical Depth Depth: Full Factory Level Detail Target Audience: Professional Technicians and Experienced DIY Mechanics Coverage Scope: All Styles Covered (implying all E46 M3 Sedan variations within the specified years) 📊 Manual Specifications File Format Format: PDF Print Quality Printability: Full Printable (entire manual or selected pages) Visual Aids: High Quality Diagrams and Exploded Pictures Binding Type Binding: N/A (Digital Download) Paper Type Paper Type: N/A (Digital Download) Requirements Software Requirements: Adobe PDF Reader, WinZip Compatibility: All Versions of Windows & Mac ⚙️ Engine Specifications Primary Engine Engine Name: S54B32 Engine Type: Naturally Aspirated Inline-6 Cylinder Displacement: 3.2 Liters (3246 cc) Performance Horsepower: 333 hp @ 7900 rpm Torque: 262 lb-ft (355 Nm) @ 4900 rpm Redline: 8000 rpm Fuel System Fuel Delivery: Electronic Fuel Injection (Multi-point) Fuel Type: Premium Unleaded Gasoline (91+ Octane) Induction: Individual Throttle Bodies (ITBs) Technical Features Valve Train: DOHC, 4 valves per cylinder, Double VANOS (variable valve timing) Compression Ratio: 11.5:1 🔧 Transmission Standard Transmission Type: 6-Speed Manual (Getrag 420G) Optional Transmission Type: 6-Speed SMG (Sequential Manual Gearbox) Drivelogic Features Clutch: Hydraulic Actuation Differential: Limited-Slip Differential (M Variable Differential Lock) Fluid Specifications Manual Transmission Fluid: BMW recommends Pentosin MTF LT-2 (or equivalent) - Capacity approx. 1.6L Smg Hydraulic Fluid: Pentosin CHF 11S (or equivalent) - Capacity approx. 0.9L 📐 Dimensions Exterior Length: Approximately 4.58 meters (180.3 inches) Width: Approximately 1.78 meters (70.1 inches) Height: Approximately 1.37 meters (53.9 inches) Weights Curb Weight: Approximately 1570 kg (3461 lbs) for manual, slightly more for SMG Gross Vehicle Weight Rating: Typically around 2000 kg (4409 lbs) 🛡️ Safety Features Ratings NHTSA Ratings: Specific ratings for E46 M3 Sedan vary by model year and testing protocols, but generally good for its era. Active Features Traction Control: Automatic Stability Control (ASC+T) Brake Control: Anti-lock Braking System (ABS), Dynamic Stability Control (DSC) Passive Features Airbags: Frontal airbags for driver and passenger, optional side airbags Body Structure: Reinforced chassis and safety cage 💡 Technology Features Infotainment Audio System: Harmon Kardon audio system was a common option, integrated into the dashboard. Navigation: Optional BMW Professional Navigation system available. Driver Assistance Cruise Control: Standard cruise control system. Parking Sensors: Optional rear parking sensors (Park Distance Control - PDC). Connectivity Telematics: Optional telematics systems like BMW Assist could have been equipped. 🔧 Maintenance Service Intervals Oil Change Interval: Variable, typically indicated by 'Condition Based Service' (CBS) system, but often around 10,000-15,000 miles or annually. Brake Fluid Flush: Recommended every 2 years, regardless of mileage. Spark Plug Replacement: Typically around 60,000 miles for original equipment. Coolant Flush: Recommended at specified intervals, often around 30,000-50,000 miles or every 2-4 years. Fluid Specifications Engine Oil Type: BMW Longlife-01 (LL-01) synthetic oil, typically 0W-40 or 5W-40. Capacity approx. 6.5 liters (6.9 US quarts). Coolant Type: BMW Blue Antifreeze/Coolant (G48 ethylene glycol based) mixed 50/50 with distilled water. Brake Fluid Type: DOT 4 High Performance. Known Issues Rod Bearings: A known potential issue on high-mileage S54 engines; early detection and preventative replacement are crucial. Rear Subframe Mounts: Cracking or separation of the rear subframe mounting points can occur due to stress. Oil Sludge: Can form if oil changes are neglected or incorrect oil is used, particularly with the S54. Fuel Pump And Injectors: Occasional failures can lead to rough running or no-start...