🏷️ Basic Information Identification Make: BMW Model: X3 Variant: 2.5i Year: 2004 Codes Chassis Code: E83 👋 Introduction Market Position Segment: Compact Luxury SUV Target Audience: Owners seeking to maintain or repair their vehicle, DIY enthusiasts, independent repair shops. Competitive Analysis Key Competitors 2004: Audi Q5, Lexus RX 330, Mercedes-Benz M-Class Key Features Vehicle Appeal: Sporty handling, luxury interior, versatile cargo space, premium brand reputation. Manual Value Proposition: Provides the essential knowledge for maintaining optimal performance and addressing common issues, saving time and money on dealership repairs. 📋 Manual Details Coverage Areas General Operation: True Maintenance: True Service And Repair: True Troubleshooting: True Page Count Estimated Pages: 800+ Manual Type Type: Comprehensive Service & Repair Manual Language Language: English Format Format: PDF (Digital Download) Delivery Method: Instant Digital Download 📖 Manual Coverage Systems Covered Engine: 3.0L Inline 6-Cylinder (M54B30) Transmission Automatic: GM 5L40-E Transmission Manual: Getrag 6-speed manual (if equipped) Drivetrain: xDrive All-Wheel Drive System Suspension: Front: MacPherson strut, Rear: Multi-link Brakes: Front: Ventilated Discs, Rear: Solid Discs, ABS, DSC Steering: Hydraulic Power Steering Electrical System: Full Schematic Coverage, Battery, Alternator, Starter Fuel System: Fuel Injection, Fuel Pump, Filter Cooling System: Radiator, Thermostat, Fan, Coolant Exhaust System: Catalytic Converter, Muffler, Exhaust Manifold HVAC: Air Conditioning, Heater, Climate Control Interior: Trim Removal, Seats, Dash Assembly Bodywork: Exterior Panels, Doors, Bumpers, Glass Lighting: Headlights, Taillights, Interior Lighting Infotainment: Radio, CD Player, Speaker System (basic operation) Procedures Included Basic Maintenance: Oil Change, Filter Replacement, Fluid Checks Scheduled Maintenance: Intervals for Spark Plugs, Belts, Coolant Flush Engine Overhaul: Detailed Reassembly Procedures Transmission Repair: Component Replacement, Valve Body Servicing Brake Service: Pad/Rotor Replacement, Caliper Service Suspension Repair: Strut/Shock Replacement, Bushing Replacement Electrical Diagnostics: Component Testing, Circuit Tracing Troubleshooting Guides: Fault Code Interpretation, Symptom Analysis Wheel Alignment: Specifications and Adjustment Procedures Exhaust Component Replacement: Muffler, Pipe, and Catalytic Converter Installation HVAC System Service: Refrigerant Charging, Component Replacement Technical Depth Depth: In-depth Repair and Overhaul Procedures Diagnostic Level: Advanced Diagnostics and Troubleshooting Scope: Comprehensive Coverage for Professional Mechanics and Enthusiasts 📊 Manual Specifications File Format File Type: PDF Searchability: Searchable Text Content Compatibility: Compatible with Windows, Mac OS, iOS, Android Devices. Print Quality Printability: Printable (Individual Pages or Full Manual) Binding Type Binding: N/A (Digital Download) Paper Type Paper Quality: N/A (Digital Download) ⚙️ Engine Specifications Primary Engine Engine Code: M54B30 Engine Type: Naturally Aspirated Inline 6-Cylinder Displacement: 2.5 Liters (2494 cc) Performance Horsepower: 184 hp @ 6000 rpm Torque: 230 Nm (170 lb-ft) @ 3500 rpm Fuel System Fuel Delivery: Sequential Multi-Point Fuel Injection (MPI) Fuel Type: Premium Unleaded Gasoline (91 Octane Recommended) Engine Management ECU: Bosch Motronic ME7.2 🔧 Transmission Standard Type: 5-Speed Automatic (GM 5L40-E) Optional Type: 6-Speed Manual (Getrag 420G - less common on 2.5i) Features AWD System: xDrive Permanent All-Wheel Drive with DSC 📐 Dimensions Exterior Length: 4535 mm (178.5 in) Width: 1815 mm (71.5 in) Height: 1674 mm (65.9 in) Wheelbase: 2795 mm (110.0 in) Weights Curb Weight Auto: 1800 kg (3968 lbs) Gross Vehicle Weight Rating: 2320 kg (5115 lbs) 🛡️ Safety Features Ratings NHTSA Frontal Impact Driver: 4 Stars NHTSA Frontal Impact Passenger: 4 Stars NHTSA Side Impact Front Driver: 4 Stars NHTSA Side Impact Front Passenger: 4 Stars IIHS Frontal Offset: Good Active Features Stability Control: Dynamic Stability Control (DSC) Traction Control: Automatic Stability Control and Traction (ASC+T) Braking Assistance: Anti-lock Braking System (ABS) Passive Features Airbags: Frontal Airbags, Side Curtain Airbags, Front Side Airbags 💡 Technology Features Infotainment Head Unit: Optional BMW Professional Radio/CD Player with Navigation System (CCC) Audio System: Standard 6-speaker system; optional Logic7 or Harman Kardon premium audio. Driver Assistance Parking Assistance: Optional Rear Park Distance Control (PDC) Connectivity Bluetooth: Optional Bluetooth Hands-Free Connectivity 🔧 Maintenance Service Intervals Oil Change Interval: Every 10,000-15,000 miles or annually, per condition-based service system. Engine Oil Filter Replacement: With every oil change. Air Filter Replacement: Every 30,000 miles or as needed based on conditions. Cabin Air Filter Replacement: Every 15,000-20,000 miles. Spark Plug Replacement: Approximately 100,000 miles (if using long-life plugs). Coolant Flush: Every 2-4 years or 30,000-50,000 miles. Fluid Specifications Engine Oil: BMW Longlife-01 (LL-01) 5W-30 or 0W-40 Synthetic Oil Coolant: BMW Blue Coolant (G48 Ethylene Glycol based) mixed 50/50 with distilled water. Transmission Fluid Auto: GM Dexron III or equivalent (check specific fluid type for 5L40-E) Power Steering Fluid: ATF Dexron III or BMW Pentosin CHF 11S (verify) Brake Fluid: DOT 4 Known Issues Common Problems: Oil leaks (valve cover gasket, oil pan gasket), VANOS solenoid issues, cooling system leaks (water pump, hoses, expansion tank), starter motor issues, power steering pump leaks, PCV valve failure. 📚 Vehicle History Brand Heritage Brand Focus: BMW (Bayerische Motoren Werke AG) is renowned for producing performance-oriented luxury vehicles with a focus on driving dynamics. Model Evolution First Generation: The first generation X3 (E83) debuted in 2003, based on the BMW...