🏷️ Basic Information Identification Make: BMW Model: 325xi Year: 1999 Generation Chassis Code: E46 Codes Engine Code Primary: M52TU B25 👋 Introduction Market Position Segment: Compact Executive Sedan/Wagon Target Audience: Enthusiast owners, independent repair shops, DIY mechanics Competitive Analysis Key Competitors: Mercedes-Benz C-Class (W202), Audi A4 (B5), Lexus IS200/IS300 (XE10), Alfa Romeo 155/156 Key Features Differentiators: Inline-6 engine smoothness, advanced xDrive AWD, sporty handling, premium interior appointments Value Proposition: Empowers owners to maintain and repair their vehicle with confidence, saving on labor costs 📋 Manual Details Coverage Areas Primary Coverage: Full Service Repair Page Count Estimated Page Count: 1500+ Manual Type Type: Workshop Manual / Service and Repair Manual Language Language: English Format Format: Digital (PDF) 📖 Manual Coverage Systems Covered Engine: M52TU Inline-6, diagnostics, repair, rebuild, cooling, lubrication, fuel delivery, ignition, emissions Transmission: Steptronic Automatic and Manual Transmission systems, diagnostics, repair, fluid service, clutch operation Drivetrain: xDrive All-Wheel Drive system, differentials, driveshafts, CV joints, wheel bearings Suspension: Front struts, rear multi-link, control arms, bushings, springs, shocks, alignment procedures Steering: Hydraulic power steering system, steering rack, tie rods, steering column Brakes: ABS, DSC, brake calipers, rotors, pads, fluid flush and bleed procedures, parking brake Electrical System: Wiring diagrams, component testing, alternator, starter, battery, fuse box, relays, lighting, power windows, locks Body And Interior: Body panel removal/installation, interior trim, seats, doors, hood, trunk, HVAC system, body shell repair Diagnostics And Troubleshooting: OBD-II codes, diagnostic trouble codes (DTCs), symptom-based troubleshooting, diagnostic tools Procedures Included Scheduled Maintenance: Oil changes, filter replacements, spark plug replacement, fluid checks and changes Engine Repair: Head gasket replacement, piston ring installation, valve adjustments, timing chain service Transmission Overhaul: Complete gearbox rebuild, torque converter replacement, mechatronic unit service Brake System Service: Brake pad and rotor replacement, caliper overhaul, ABS sensor testing, brake line replacement Electrical Component Replacement: Alternator, starter motor, fuel pump, mass airflow sensor, ignition coils Suspension Component Replacement: Strut replacement, control arm bushings, ball joints, sway bar links Troubleshooting Guides: Step-by-step diagnostic procedures for common and uncommon faults Technical Depth Depth: Comprehensive (from basic fluid changes to full engine/transmission rebuilds) Diagnostic Focus: Detailed diagnostic procedures, including wiring diagrams and sensor data interpretation Rebuild Information: Includes torque specifications, clearances, and rebuild procedures for major components 📊 Manual Specifications File Format File Type: PDF Searchability: Text-searchable content Print Quality Printability: Printable pages Binding Type Binding: N/A (Digital Format) Paper Type Paper Quality: N/A (Digital Format) ⚙️ Engine Specifications Primary Engine Engine Type: M52TU B25 - DOHC Inline-6 Displacement: 2494 cc (2.5 Liters) Performance Horsepower: 189 hp @ 6000 rpm Torque: 236 Nm (174 lb-ft) @ 3500 rpm Fuel System Fuel Injection: Bosch Motronic ME 7.2 Electronic Fuel Injection (EFI) Fuel Type: Premium Unleaded Gasoline (91+ Octane) Engine Features Variable Valve Timing: VANOS (Double VANOS) Bore X Stroke: 84 mm x 75 mm Compression Ratio: 10.2:1 🔧 Transmission Standard Type: GM A5S 360R 5-speed Manual Transmission Optional Type: Steptronic GA6HP19Z 5-speed Automatic Transmission with Manual Mode Features All Wheel Drive: xDrive Permanent All-Wheel Drive System Transfer Case Ratio: 1.0:1 Fluid Specifications Automatic Transmission Fluid: BMW LT-2, Dexron III (for early models, check specific VIN) Manual Transmission Fluid: BMW MTF LT-2 (or equivalent API GL-4/GL-5) 📐 Dimensions Exterior Wheelbase: 2760 mm (108.7 in) Length: 4471 mm (176.0 in) Width: 1739 mm (68.5 in) Height: 1415 mm (55.7 in) Weights Curb Weight: 1520 kg (3351 lbs) Gross Vehicle Weight Rating: 2000 kg (4409 lbs) Cargo Trunk Volume: 440 Liters (15.5 cu ft) Wheels And Tires Wheelbase: 2760 mm (108.7 in) Wheel Bolt Pattern: 5x120 Tire Size Standard: 205/55 R16 Wheel Size Standard: 16 x 7.0 🛡️ Safety Features Ratings NHTSA Front Impact: 4/5 Stars NHTSA Side Impact: 4/5 Stars Active Features Traction Control: Automatic Stability Control (ASC) / Dynamic Stability Control (DSC) Anti Lock Brakes: Standard Anti-lock Braking System (ABS) Passive Features Airbags: Front driver and passenger airbags, optional side-impact airbags Seatbelts: Three-point seat belts with pretensioners 💡 Technology Features Infotainment Audio System: BMW Professional Radio, optional CD changer, Harman Kardon audio upgrade Navigation: Optional BMW Business or Professional Navigation System Driver Assistance Cruise Control: Standard Cruise Control Connectivity Phone Integration: Optional Bluetooth preparation and cradle 🔧 Maintenance Service Intervals Oil Change Interval: Variable, typically 7,500-15,000 miles or as indicated by Condition Based Service (CBS) system Spark Plug Replacement: Approximately 60,000 miles Coolant Flush: Every 2-4 years or 30,000-60,000 miles Fluid Specifications Engine Oil: BMW Longlife-01 (LL-01) or LL-04 approved 5W-30 or 0W-30 Synthetic Oil Coolant: BMW Blue Antifreeze/Coolant (G48/G40) or equivalent silicate-free ethylene glycol based coolant Brake Fluid: DOT 4 BMW Brake Fluid (or equivalent DOT 4 LV) Known Issues Cooling System: Plastic coolant expansion tanks are prone to cracking, water pump failure, thermostat issues Oil Leaks: Valve cover gasket, oil pan gasket, front and rear main seals common Suspension: Control arm bushings, rear shock mounts, tie rod ends wear out...