🏷️ Basic Information Identification Make: Subaru Model: Legacy Year: 2004 Generation Generation Code: BP/BL Codes Chassis Codes: BP (Wagon), BL (Sedan) 👋 Introduction Market Position Vehicle Segment: Mid-size sedan and wagon, known for AWD capabilities and reliability Competitive Analysis Key Competitors: Toyota Camry, Honda Accord, Mazda6, Ford Fusion Key Features Standard AWD: Subaru's signature Symmetrical All-Wheel Drive system across most trims Boxer Engine: Horizontally opposed (Boxer) engine design for a lower center of gravity Safety Focus: Emphasis on occupant safety and all-weather capability 📋 Manual Details Coverage Areas Manual Coverage: Comprehensive repair and overhaul procedures Page Count Page Count Estimate: Likely 1000+ pages (typical for comprehensive workshop manuals) Manual Type Manual Type: Workshop Service Repair Manual Language Language: English Format Format: PDF 📖 Manual Coverage Systems Covered Engine Repair: Detailed diagnostics, repair, and overhaul of all engine variants Transmission Repair: Manual and automatic transmission service, overhaul, and diagnostics Drivetrain Repair: All-Wheel Drive (AWD) system, differentials, axles, and driveshafts Suspension Steering: Front and rear suspension components, steering rack, power steering system Brake System: Brake calipers, rotors, lines, ABS system, parking brake Electrical System: Wiring diagrams, fuse box layouts, component testing, ECUs HVAC System: Air conditioning, heating, ventilation system diagnostics and repair Body And Trim: Exterior panel removal/installation, interior trim, glass replacement Fuel System: Fuel pump, injectors, fuel lines, evaporative emissions system Cooling System: Radiator, water pump, thermostat, coolant specifications Procedures Included Routine Maintenance: Oil changes, filter replacements, fluid checks, tune-ups Engine Rebuild: Piston removal, cylinder head reconditioning, crankshaft main bearing replacement Transmission Overhaul: Clutch replacement, valve body service, torque converter replacement Troubleshooting Diagnostics: System-specific diagnostic charts and fault code interpretation Component Replacement: Alternator, starter motor, power steering pump, A/C compressor Timing Belt Replacement: Detailed procedures for belt tensioning and alignment Wheel Alignment: Specifications for camber, caster, and toe angles Airbag System Service: Safety precautions and procedures for airbag module replacement Technical Depth Depth Level: Full workshop level, covering all mechanical, electrical, and body systems Diagnostic Focus: Detailed diagnostic flowcharts and component testing procedures Torque Specifications: Comprehensive list of torque values for all fasteners Special Tools: Identification of special tools required for specific procedures 📊 Manual Specifications File Format File Type: PDF Searchability: Likely text-searchable, allowing for quick information retrieval Print Quality Image Clarity: Typically high-resolution for clear diagrams and illustrations Binding Type Binding Type: N/A (Digital PDF format) Paper Type Paper Type: N/A (Digital PDF format) ⚙️ Engine Specifications Primary Engine Engine Options: 2.5L Naturally Aspirated Boxer (EJ253), 2.5L Turbocharged Boxer (EJ255 - GT models) Performance Naturally Aspirated Hp: Approx. 165-175 hp (depending on specific variant) Turbocharged Hp: Approx. 250 hp (GT models) Torque Naturally Aspirated: Approx. 166-170 lb-ft Torque Turbocharged: Approx. 250 lb-ft Fuel System Fuel Delivery: Electronic Fuel Injection (EFI), Sequential Port Injection Fuel Type: Unleaded Gasoline Engine Layout Engine Layout: Horizontally Opposed (Boxer) Engine Codes Engine Codes: EJ253 (NA), EJ255 (Turbo) 🔧 Transmission Standard Transmission Type: 5-speed Manual Transmission (on some models) Optional Automatic Transmission: 4-speed Automatic Transmission with Sportshift Features AWD System: Symmetrical All-Wheel Drive (AWD) standard on most trims Differential Type: Front & Rear Helical LSD (GT models), Front Open, Rear Viscous LSD (NA models) 📐 Dimensions Exterior Wheelbase Sedan: Approx. 104.0 inches (2642 mm) Wheelbase Wagon: Approx. 104.3 inches (2649 mm) Length Sedan: Approx. 187.4 inches (4760 mm) Length Wagon: Approx. 188.0 inches (4775 mm) Width: Approx. 69.1 inches (1755 mm) Height: Approx. 57.7 inches (1465 mm) Sedan / 58.1 inches (1475 mm) Wagon Weights Curb Weight: Approx. 3200-3500 lbs (1450-1590 kg), varies by trim and drivetrain Gross Vehicle Weight Rating: Typically around 4500-4700 lbs Towing Capacity: Generally not recommended or rated for towing 🛡️ Safety Features Ratings NHTSA Front Impact: 5-star rating (for driver and passenger) in many tests IIHS Side Impact: Good rating in most tests Active Features ABS: Anti-lock Braking System (ABS) E Brake Assist: Electronic Brake-force Distribution (EBD), Brake Assist (BA) Traction Control: Traction Control System (TCS) Stability Control: Vehicle Dynamics Control (VDC) available on some trims Passive Features Airbags: Frontal airbags, front side-impact airbags, side curtain airbags (on some models) Seatbelts: 3-point seatbelts with pre-tensioners and force limiters Child Anchors: LATCH (Lower Anchors and Tethers for Children) system 💡 Technology Features Infotainment Audio System: Factory AM/FM/CD player, optional premium audio systems with amplifier and subwoofer. Climate Control: Manual or automatic climate control systems available. Driver Assistance Cruise Control: Standard cruise control. Keyless Entry: Available keyless entry and remote start systems. Connectivity Auxiliary Input: Some models may have an auxiliary audio input for external devices. 🔧 Maintenance Service Intervals Oil Change Interval: Typically every 3,750 to 7,500 miles or 6 months, depending on driving conditions and oil type Timing Belt Interval: Recommended replacement every 105,000 miles or 105 months (crucial for EJ engines) Transmission Fluid Change: Every 30,000-60,000 miles for automatic transmissions, check manual for manual transmission service Fluid Specifications Engine...