🏷️ Basic Information Identification Make: Subaru Model: Impreza Year: 2008 Codes Chassis Code: GE/GH/GR/GV Engine Codes: EJ20, EJ25 👋 Introduction Market Position Segment: Compact to mid-size car, known for its all-wheel-drive capability and performance variants (WRX). Competitive Analysis Competitors: Honda Civic, Toyota Corolla, Mazda 3, Mitsubishi Lancer, Volkswagen Golf. Key Features Drivetrain: Standard Symmetrical All-Wheel Drive (AWD) on most models, a key differentiator. Engine Options: Responsive horizontally opposed (boxer) engines offering good balance and a low center of gravity. Performance Variants: Availability of high-performance WRX and WRX STI models, appealing to enthusiasts. 📋 Manual Details Coverage Areas Vehicle Variants Covered: All models, engines, trim levels, and transmission types. Page Count Estimated Pages: Over 2000 pages (typical for comprehensive workshop manuals of this era). Manual Type Type: Workshop Repair and Service Manual Language Language: English Format Format: PDF Download 📖 Manual Coverage Systems Covered Powertrain: Engine mechanical (EJ20, EJ25 variants), fuel system, ignition system, exhaust system, transmission (manual and automatic), drivetrain (AWD system). Chassis: Suspension (front and rear), steering, brakes (hydraulic and ABS), wheels and tires. Electrical: Wiring diagrams, lighting, accessories, power windows, central locking, dashboard instruments, ECUs, sensors, diagnostic connectors (OBD-II). Body And Trim: Exterior body panels, interior trim, seats, HVAC system, body sealing, glass. Procedures Included Maintenance: Scheduled maintenance intervals, oil changes, filter replacements, spark plug replacement, fluid checks and changes. Repair And Rebuild: Engine overhaul, transmission rebuilds, suspension component replacement, brake caliper overhauls, component diagnostics and repair. Troubleshooting: Diagnostic flowcharts for common issues, symptom-based troubleshooting guides, fault code interpretation. Diagnostics: ECU identification, sensor testing, actuator testing, OBD-II diagnostics. Technical Depth Level: Comprehensive, suitable for professional technicians and experienced DIY enthusiasts. Covers everything from basic fluid changes to complete engine and transmission overhauls. 📊 Manual Specifications File Format Compatibility: Viewable on any device with a PDF reader (Adobe Acrobat, etc.). Print Quality Resolution: High-resolution scans, ensuring clarity of text, diagrams, and images. Binding Type Physical Equivalent: Digital (PDF) - analogous to a professionally bound workshop manual. Paper Type Digital Equivalent: Digitally equivalent to high-quality, durable paper stock for long-term reference. ⚙️ Engine Specifications Primary Engine Engine Type: Horizontally Opposed (Boxer) 4-cylinder Displacement Na: 2.5 Liters (EJ25) Displacement Turbo: 2.0 Liters (EJ20) for WRX models, 2.5 Liters (EJ25) for WRX STI models. Performance Horsepower Na 2.5L: Approximately 170-173 hp (varies slightly by sub-model/market) Torque Na 2.5L: Approximately 170 lb-ft (varies slightly by sub-model/market) Horsepower Wrx: Approximately 224-265 hp (depending on specific WRX variant) Horsepower Wrx Sti: Approximately 305 hp Fuel System Induction: Naturally Aspirated (NA) or Turbocharged Fuel Delivery: Sequential Multi-Port Fuel Injection (MPFI) Fuel Type: Unleaded gasoline (Premium unleaded recommended/required for turbo models). 🔧 Transmission Standard Type: 5-speed Manual Transmission (MT) Optional Type: 4-speed Automatic Transmission (AT) with SI-DRIVE Features AWD System: Symmetrical All-Wheel Drive (AWD) with viscous coupling center differential (manual) or electronically controlled multi-plate clutch center differential (automatic). Transmission Fluid Manual: Hypoid gear oil SAE 75W-90 (API GL-5) Transmission Fluid Automatic: Subaru Genuine ATF HP or equivalent (check owner's manual for specific type). 📐 Dimensions Exterior Wheelbase: Approximately 103.2 inches (2620 mm) Length: Approximately 179.7 inches (4565 mm) Width: Approximately 69.1 inches (1755 mm) Height: Approximately 57.7 inches (1465 mm) for sedan, 58.1 inches (1475 mm) for hatchback. Weights Curb Weight Na: Approximately 3100-3300 lbs (1400-1500 kg) depending on body style and transmission. Curb Weight Wrx: Approximately 3300-3450 lbs (1500-1565 kg). Wheel Bolt Pattern: 5 x 100 mm Tire Size Na: Typically 205/55R16 or 215/45R17 Tire Size Wrx: Typically 225/45R17 or 235/45R17 🛡️ Safety Features Ratings NHTSA Front Crash: 5-Star (for driver and front passenger in most configurations) NHTSA Side Impact: 5-Star (for front and rear occupants in most configurations) IIHS Roof Strength: Good (in many configurations) Active Features ABS: Standard Anti-lock Braking System (ABS) Traction Control: Standard Traction Control System (TCS) Stability Control: Standard Electronic Stability Control (VDC - Vehicle Dynamics Control) Passive Features Airbags: Frontal airbags, front side-impact airbags, and side curtain airbags (standard on most models). Seatbelts: Three-point seatbelts with pretensioners and load limiters. 💡 Technology Features Infotainment Head Unit: Standard CD player with MP3 capability, auxiliary input. Optional navigation system available. Driver Assistance Cruise Control: Standard cruise control. Si Drive: Available on automatic transmission models, allowing drivers to select between Intelligent, Sport, and Sport Sharp modes. Connectivity Bluetooth: Available on higher trim levels or as an optional accessory. Not standard on all models. 🔧 Maintenance Service Intervals Oil Change Interval: Every 3,750 miles or 6 months (severe duty) or 7,500 miles or 12 months (normal duty). Check owner's manual for specifics. Air Filter Replacement: Every 15,000-30,000 miles, or as needed based on driving conditions. Spark Plug Replacement: Iridium plugs typically last 60,000-100,000 miles. Check manual for exact interval and type. Coolant Replacement: Subaru Super Coolant: Initial change at 105,000 miles or 7 years, then every 45,000 miles or 4.5 years. Fluid Specifications Engine...