🏷️ Basic Information Identification Make: BMW Model: 325CI Year: 2006 Generation Chassis Code: E46 Body Style: Coupe 👋 Introduction Market Position Segment: Premium Compact Sport Coupe Competitive Analysis Competitors: Audi A4 Cabriolet, Mercedes-Benz C-Class Coupe (CL203), Lexus IS Convertible Key Features Driving Dynamics: Renowned BMW handling, balanced chassis, rear-wheel-drive dynamics Powertrain: Smooth and powerful inline-six engine, refined transmission options Design: Classic BMW coupe styling, luxurious interior appointments 📋 Manual Details Coverage Areas Coverage Scope: Comprehensive Service and Repair Page Count Estimated Pages: Thousands (Digital) Manual Type Type: Service and Repair Manual Software Language Language: English Format Format: Digital Software (Likely PDF or proprietary executable) 📖 Manual Coverage Systems Covered Engine: Full diagnostics, repair, and overhaul for the N52B30 engine Transmission: Manual (Getrag GS6-37BZ) and Automatic (ZF 6HP19) transmission service, diagnostics, and repair Drivetrain: Rear-wheel drive system, differential, driveshafts, axle shafts, and wheel bearings Suspension: Front McPherson strut, rear multi-link suspension, springs, dampers, control arms, bushings, and alignment specifications Brakes: Hydraulic brake system, ABS, DSC, EBD, brake pad and rotor replacement, caliper service, brake fluid specifications and bleeding procedures Steering: Hydraulic power steering system, steering rack, tie rods, and steering column Cooling System: Radiator, water pump, thermostat, coolant hoses, coolant type and capacity, bleed procedures Fuel System: Fuel tank, fuel pump, fuel injectors, fuel pressure regulator, fuel filter replacement, and EVAP system diagnostics Exhaust System: Exhaust manifolds, catalytic converters, mufflers, oxygen sensors, and emissions control systems Electrical System: Battery, alternator, starter motor, wiring diagrams, fuses, relays, and lighting systems Body And Interior: Body panel removal and installation, door mechanisms, seat adjustments, interior trim, and sound deadening Climate Control: HVAC system, A/C compressor, refrigerant, blower motor, climate control modules, and cabin air filter replacement Safety Systems: Airbag system diagnostics and replacement, seat belt mechanisms, and SRS module service Diagnostics: OBD-II diagnostics, troubleshooting fault codes, live data interpretation, and sensor testing Procedures Included Maintenance: Oil change, filter replacement, spark plug replacement, brake fluid flush, coolant flush, air filter replacement Troubleshooting: System-specific diagnostic trees, common failure points, and step-by-step fault finding Repair: Component removal, installation, adjustment, and rebuilding procedures for all major systems Replacements: Detailed instructions for replacing parts such as sensors, actuators, modules, and fluid components Specifications: Torque specifications for all fasteners, fluid capacities, and critical assembly measurements Technical Depth Depth: Expert-level, covering everything from basic maintenance to complete engine and transmission overhauls, including complex electrical diagnostics and component-level repair. 📊 Manual Specifications File Format Digital Requirements: Requires compatible computer/device for software installation and operation. Print Quality Digital Resolution: High-resolution diagrams and text for clarity. Binding Type Software Interface: User-friendly graphical interface with search functionality. Paper Type Digital Media: Delivered digitally, not a physical book. ⚙️ Engine Specifications Primary Engine Engine Code: N52B30 Engine Type: 3.0L Naturally Aspirated Inline-6 (DOHC, 24 valves, Valvetronic, VANOS) Performance Horsepower: 225 hp @ 6100 rpm Torque: 214 lb-ft @ 3500 rpm Fuel System Fuel Delivery: Electronic Port Fuel Injection (MPI) Recommended Fuel: Premium Unleaded 91 Octane Engine Features Bore X Stroke: 85.0 mm x 88.0 mm Compression Ratio: 10.7:1 Valve Actuation: Double VANOS (Variable Valve Timing) and Valvetronic (Variable Valve Lift) 🔧 Transmission Standard Transmission Type: 6-speed Manual (Getrag GS6-37BZ) Optional Transmission Type: 6-speed Steptronic Automatic (ZF 6HP19) Features Rear Axle Ratio: 3.46:1 (Manual), 3.15:1 (Automatic) Transmission Fluid Manual: BMW MTF LT-2 (or equivalent) Transmission Fluid Automatic: ATF LT-5 (Dexron VI equivalent) 📐 Dimensions Exterior Length: 177.4 inches (4506 mm) Width: 68.7 inches (1745 mm) Height: 54.1 inches (1374 mm) Wheelbase: 107.3 inches (2726 mm) Interior Front Headroom: 39.0 inches (991 mm) Front Legroom: 41.7 inches (1059 mm) Rear Headroom: 36.6 inches (930 mm) Rear Legroom: 31.1 inches (790 mm) Cargo Trunk Volume: 11.2 cubic feet (317 liters) Weights Curb Weight: Approx. 3373 lbs (1530 kg) for manual transmission Gross Vehicle Weight Rating: Approx. 4387 lbs (1990 kg) Wheels And Tires Wheel Bolt Pattern: 5x120 mm Standard Tire Size: 205/55R16 (Front), 225/50R16 (Rear) Optional Wheel Size: 17-inch, 18-inch alloy wheels 🛡️ Safety Features Ratings NHTSA Front Impact: 5-Star NHTSA Side Impact: 4-Star IIHS Moderate Overlap Frontal Offset: Good Active Features Stability Control: Dynamic Stability Control (DSC) with Traction Control (ASC+T) Braking System: Anti-lock Braking System (ABS), Electronic Brake-force Distribution (EBD) Passive Features Airbags: Frontal airbags, side-impact airbags, available head protection airbags Seat Belts: Three-point inertia-reel seat belts with pretensioners and force limiters Child Seat Anchors: LATCH (Lower Anchors and Tethers for Children) system 💡 Technology Features Infotainment Head Unit: Professional CD radio with optional BMW Business CD, or CCC iDrive Navigation System Audio System: Available Harman Kardon premium sound system Driver Assistance Parking Assist: Optional Park Distance Control (PDC) front and rear sensors Connectivity Bluetooth: Optional Bluetooth hands-free system Lighting Headlights: Standard Halogen Projector Headlights, optional Xenon Adaptive Headlights 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 10,000-15,000 miles or 12-24 months, based on Condition Based...