🏷️ Basic Information Identification Make: BMW Model: M3 Generation: E46 Codes Chassis Code: E46 👋 Introduction Market Position Positioning: The BMW M3 (E46) represents the pinnacle of performance and handling for its era, making it a highly sought-after sports sedan/coupe. This manual targets owners and enthusiasts who wish to maintain, repair, and optimize their high-performance vehicle. Competitive Analysis Competitors: Competed directly with performance variants of the Mercedes-Benz C-Class (C32 AMG, C55 AMG) and Audi S4 (B5/B6 generation). The E46 M3 distinguished itself with its naturally aspirated S54 engine and superior chassis dynamics. Key Features Manual Value Proposition: Empowers owners to perform complex repairs and maintenance, saving significant costs associated with dealership service while ensuring factory-correct procedures are followed. Critical for preserving the value and performance of a modern classic. 📋 Manual Details Coverage Areas Years Covered: 1999-2005 Page Count Estimated Pages: 1500+ Manual Type Type: Service and Repair Manual Language Language: English Format Format: PDF (Digital Download) 📖 Manual Coverage Systems Covered Engine Mechanical: Complete engine overhaul, diagnosis, repair, timing, lubrication, cooling systems, cylinder head, block assembly, piston and connecting rod assemblies, crankshaft. Engine Management: Fuel injection, ignition system, electronic engine control (DME), emission control systems, sensors and actuators, diagnostic trouble codes (DTCs). Transmission Manual: Clutch, gearbox overhaul, repair, maintenance, gear shift mechanism, lubrication. Transmission Automatic: Automatic transmission (SMG option for M3) diagnosis, repair, maintenance, valve body, torque converter, cooling. Drivetrain: Driveshafts, universal joints, differential, limited-slip differential (LSD) on M3, rear axle assembly, wheel bearings. Suspension: Front and rear suspension components, struts, shock absorbers, control arms, bushings, springs, anti-roll bars, alignment procedures, M-specific suspension tuning. Steering: Power steering system, steering rack, tie rods, steering column, steering angle sensor. Brakes: Hydraulic system, brake fluid, master cylinder, brake calipers, rotors, brake pads, ABS (Anti-lock Braking System), DSC (Dynamic Stability Control), parking brake, bleeding procedures. Electrical System: Battery, alternator, starter motor, wiring diagrams, fuses, relays, lighting systems, charging system. Body And Chassis: Body panels, doors, hood, trunk, interior trim, structural components, corrosion protection, body repair procedures. HVAC: Heating, ventilation, and air conditioning (HVAC) system, climate control, refrigerant, compressor, evaporator, heater core. Interior Systems: Seats, airbags, seatbelts, interior trim removal and installation, power windows, power locks, central locking. Manual Coverage Procedures Included: Preventative maintenance, scheduled maintenance, routine inspections, troubleshooting guides, diagnostic procedures, component removal and installation, complete rebuilds, torque specifications for all fasteners. Technical Depth Depth: Comprehensive (factory-level detail for DIY and professional mechanics). 📊 Manual Specifications File Format File Type: PDF Print Quality Readability: High resolution, clear text and diagrams, suitable for printing. Binding Type Binding: N/A (Digital Download) Paper Type Paper Quality: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Code: S54B32 Engine Type: Inline 6-cylinder, Naturally Aspirated, Double VANOS Performance Horsepower: 333 hp @ 7900 rpm Torque: 262 lb-ft @ 4900 rpm Fuel System Fuel Delivery: Electronic fuel injection (Bosch Motronic ME 7.2) Fuel Type: Premium Unleaded (91 Octane or higher recommended) Technical Details Bore X Stroke: 87 mm x 91 mm Compression Ratio: 11.5:1 Redline: 8000 rpm 🔧 Transmission Standard Type: 6-speed Manual (Getrag Type D) Optional Type: 6-speed Sequential Manual Gearbox (SMG II) Features Differential: M Variable Lock Differential (up to 100% lock) 📐 Dimensions Exterior Length: 4.58m (Coupe), 4.49m (Convertible) Width: 1.78m Height: 1.37m (Coupe), 1.38m (Convertible) Weights Curb Weight: approx. 1570 kg (Coupe), approx. 1655 kg (Convertible) Wheels And Tires Wheel Size: 18-inch (standard), 19-inch (optional) Tire Size Front: 225/40 R18 (18-inch), 225/40 R19 (19-inch) Tire Size Rear: 255/35 R18 (18-inch), 255/35 R19 (19-inch) Bolt Pattern: 5x120 🛡️ Safety Features Ratings NHTSA Front Crash: 4 Stars NHTSA Side Impact: 5 Stars Active Features Traction Control: ASC+T (Automatic Stability Control + Traction) Stability Control: DSC (Dynamic Stability Control) Braking System: ABS (Anti-lock Braking System), EBD (Electronic Brakeforce Distribution) Passive Features Airbags: Front, side airbags, optional rollover protection for convertible Seatbelts: 3-point inertia reel seatbelts with pre-tensioners 💡 Technology Features Infotainment Head Unit: BMW Professional or Business CD/RDS head units. Optional navigation system (MKIV). Driver Assistance Parking Sensors: Optional rear Park Distance Control (PDC) Cruise Control: Standard cruise control system Connectivity Phone Integration: Optional Bluetooth mobile phone preparation with telematics system. 🔧 Maintenance Service Intervals Oil Change: Variable Service Interval Indicator (Condition-Based Service - CBS), typically around 10,000-15,000 miles or annually. Manual recommends checking oil level regularly. Brake Fluid: Every 2 years Spark Plugs: Typically every 60,000 miles (refer to manual for specific type) Fluid Specifications Engine Oil: BMW Longlife-01 (e.g., Castrol Edge Professional BMW LL01 5W-30) Coolant: BMW Blue Antifreeze/Coolant (G48 ethylene glycol based) Brake Fluid: DOT 4 Transmission Fluid Manual: MTF LT-2 (Gear oil for 6-speed manual) Transmission Fluid Automatic: ATF LT-3 (for SMG II) Differential Fluid: SAF-XJ (or equivalent high-performance synthetic gear oil with limited-slip additive) Known Issues Rod Bearings: A common concern for high-mileage S54 engines, leading to potential bearing wear. The manual provides...