🏷️ Basic Information Identification Make: Subaru Model: Impreza Year: 2005 👋 Introduction Market Position Segment: Compact car, known for its rally heritage and AWD capability Competitive Analysis Competitors: Honda Civic, Toyota Corolla, Mazda3, Mitsubishi Lancer Key Features Drivetrain: Standard Symmetrical All-Wheel Drive across most trims Performance Variants: Available in WRX and STI performance models with turbocharged engines Target Audience Audience: DIY enthusiasts, experienced mechanics, Subaru owners seeking detailed repair information 📋 Manual Details Coverage Areas Manual Type: Workshop Service Repair Manual Language: English Format: PDF 📖 Manual Coverage Systems Covered Engine: 2.5L naturally aspirated, 2.5L turbocharged (WRX/STI variants) Transmission: 5-speed manual, 4-speed automatic Drivetrain: Symmetrical All-Wheel Drive (AWD) Suspension: Front MacPherson struts, Rear multi-link independent suspension Brakes: Front ventilated discs, Rear discs (specifics vary by trim) Electrical: Engine control, lighting, audio, power accessories, charging system Body: Exterior body panels, interior trim, body repair HVAC: Heating, Ventilation, and Air Conditioning Chassis: Frame, steering, wheels, tires Procedures Included Maintenance: Oil changes, filter replacements, fluid checks and changes, spark plug replacement, belt inspection and replacement Troubleshooting: Diagnostic trouble codes (DTCs), common fault finding for engine, transmission, and electrical systems Repair: Engine component removal and installation (e.g., alternator, starter, radiator), brake system repair, suspension component replacement, exhaust system repair, interior component removal and reinstallation Diagnostics: Engine performance diagnostics, ABS diagnostics, SRS diagnostics Rebuilds: Engine and transmission overhaul procedures Technical Depth Depth: Comprehensive factory-level detail, suitable for complete vehicle disassembly and reassembly 📊 Manual Specifications File Format File Format: PDF (Portable Document Format) Print Quality: High-resolution, printable pages Searchability: Likely searchable text content within the PDF Compatibility: Compatible with all PC-based Windows operating systems and Mac Completeness: 100% complete and intact ⚙️ Engine Specifications Primary Engine Engine Code: EJ253 (Naturally Aspirated), EJ255/EJ257 (Turbocharged) Displacement: 2.5 liters (2457 cc) Configuration: Horizontally-opposed (Boxer) 4-cylinder Performance Horsepower Na: Approx. 165-173 hp @ 5600-6000 rpm (varies by sub-model) Torque Na: Approx. 166-170 lb-ft @ 3600-4000 rpm (varies by sub-model) Horsepower Turbo: Approx. 227 hp (WRX) to 300 hp (STI) @ 5400-6000 rpm Torque Turbo: Approx. 236 lb-ft (WRX) to 300 lb-ft (STI) @ 3600-4000 rpm Fuel System Injection Type: Multi-point fuel injection (MPI) Fuel Type: Unleaded gasoline (premium unleaded recommended for turbocharged models) 🔧 Transmission Standard Type Na: 5-speed manual Type Turbo: 5-speed manual (WRX), 6-speed manual (STI) Optional Type Optional: 4-speed automatic (available on some naturally aspirated models) Features AWD System: Symmetrical All-Wheel Drive with viscous coupling center differential 📐 Dimensions Exterior Body Styles: 4-door Sedan, 5-door Wagon Weights Curb Weight: Approx. 2900 - 3400 lbs (varies by trim and body style) 🛡️ Safety Features Ratings NHTSA Front Impact: 5-star (driver), 4-star (passenger) IIHS Side Impact: Good (for models equipped with side airbags) Active Features ABS: Standard Anti-lock Braking System Ebrd: Electronic Brake-force Distribution AWD: Symmetrical All-Wheel Drive for enhanced traction and stability Passive Features Airbags: Front dual-stage airbags, available front side-impact airbags and curtain airbags Seatbelts: 3-point height-adjustable front seat belts with pretensioners Child Anchors: LATCH (Lower Anchors and Tethers for Children) system 💡 Technology Features Infotainment Audio System: Standard AM/FM/CD player, optional premium audio systems with more speakers Display: Basic dashboard display for climate and audio controls Driver Assistance Cruise Control: Standard cruise control on most trims Connectivity Aux Input: Optional auxiliary input for external audio devices on some models 🔧 Maintenance Service Intervals Oil Change: Every 3,750 miles or 3 months (severe conditions), 7,500 miles or 6 months (normal conditions) Air Filter: Inspect every 7,500 miles, replace as needed Cabin Filter: Inspect/replace annually or as needed Spark Plugs: Replace every 60,000 miles (platinum/iridium) Fluid Specifications Engine Oil: SAE 5W-30 (API SG or higher, ILSAC GF-3 or higher) Coolant: Subaru Super Coolant (Blue) or equivalent ethylene glycol-based coolant Transmission Fluid Auto: Subaru ATF-HP or equivalent Dexron III compatible fluid Transmission Fluid Manual: SAE 75W-90 GL-5 gear oil Brake Fluid: DOT 3 or DOT 4 brake fluid Known Issues Head Gaskets: While less common on EJ253 compared to earlier EJ25s, head gasket leaks can still occur, especially on turbocharged models. Clutch Wear: Manual transmission clutches can wear over time, particularly with aggressive driving. Turbo Issues Wrx Sti: Turbocharger oil feed lines, intercooler and boost leaks are potential concerns on performance models. 📚 Vehicle History Brand Heritage Subaru Legacy: Subaru's commitment to AWD and boxer engines dates back decades. Model Evolution Second Generation: The 2005 Impreza is part of the second generation (GD/GG), known for its performance variants and distinctive styling. Production Manufacturing Location: Japan 🏆 Awards & Recognition Recognitions Car And Driver: The Impreza WRX and STI have frequently been featured on Car and Driver's '10Best' lists.