🏷️ Basic Information Identification Make: Subaru Model: Impreza Year: 2002 Codes Chassis Code: GD/GG Platform Generation: Second Generation (GD/GG) 👋 Introduction Market Position Segment: Compact Car / Rally Sport Icon Target Audience: Enthusiasts, DIY mechanics, professional service centers. Competitive Analysis Key Competitors: Honda Civic, Toyota Corolla, Mitsubishi Lancer, Ford Focus Key Features Performance Orientation: Known for its standard All-Wheel Drive (AWD) and performance variants (WRX). Durability: Subaru's reputation for robust engineering and AWD capability. 📋 Manual Details Coverage Areas Covered Models: All 2002 Subaru Impreza models (e.g., Outback Sport, 2.5 RS, TS, WRX) Page Count Approximate Pages: 2000+ Manual Type Type: Comprehensive Service and Repair Manual Language Language: English Format Format: Digital (PDF) 📖 Manual Coverage Systems Covered Powertrain: Engine (EJ20, EJ25), Transmission (Manual & Automatic), Drivetrain (AWD System) Chassis: Suspension (Front & Rear), Steering, Brakes (ABS, Standard), Wheels & Tires Electrical: Engine Control Module (ECM), Body Control Module (BCM), Lighting, Instrumentation, Audio System, HVAC Controls, SRS (Airbag) System Body: Exterior Body Panels, Interior Trim, Seats, Glass, Door Mechanisms, Body Sealing Procedures Included Maintenance: Scheduled Maintenance Intervals, Fluid Changes (Oil, Coolant, Brake, Transmission, Differential), Filter Replacements, Lubrication Points Diagnostics Troubleshooting: DTC (Diagnostic Trouble Code) Interpretation, Symptom-Based Troubleshooting Charts, Electrical Schematics, Component Testing Procedures Repair Overhaul: Engine Reassembly, Transmission Rebuilds, Suspension Component Replacement, Brake System Overhaul, Electrical Component Repair Installation Adjustment: Timing Belt Replacement, Clutch Replacement, Suspension Alignment, Brake Pad/Rotor Replacement, Sensor Calibration Technical Depth Depth: Factory-level detail, suitable for professional technicians and advanced DIY enthusiasts. Scope: Covers everything from routine maintenance and fluid checks to complete engine and transmission rebuilds, electrical system diagnostics, and body repair. 📊 Manual Specifications File Format File Type: PDF Searchability: Searchable text for quick information retrieval. Printability: Printable pages for workshop use. Print Quality Image Resolution: High-resolution diagrams, schematics, and illustrations. Binding Type Binding: N/A (Digital Format) Paper Type Paper Quality: N/A (Digital Format) ⚙️ Engine Specifications Primary Engine Engine Code Standard: EJ253 (2.5L SOHC NA) Engine Code Performance: EJ205 (2.0L DOHC Turbocharged - WRX) Performance Horsepower 2.5I: 165 hp @ 5600 rpm Torque 2.5I: 166 lb-ft @ 4000 rpm Horsepower Wrx: 227 hp @ 5600 rpm Torque Wrx: 240 lb-ft @ 3000 rpm (approx) Fuel System Injection Type: Multi-Point Fuel Injection (MPI) Fuel Type: Unleaded Gasoline (91 octane recommended for WRX) Engine Design Configuration: Horizontally Opposed (Boxer) 4-cylinder Displacement Na: 2.5 Liters (2457 cc) Displacement Turbo: 2.0 Liters (1994 cc) 🔧 Transmission Standard Type Na Models: 5-Speed Manual Transmission Optional Type Na Models: 4-Speed Automatic Transmission Features Drivetrain: Symmetrical All-Wheel Drive (AWD) standard on all trims. AWD System Type: Viscous coupling center differential (manual), electronically controlled multi-plate clutch center differential (automatic). Fluid Specifications Manual Transmission Fluid: Subaru Extra-S Gear Oil (API GL-5, SAE 75W-90) or equivalent. Automatic Transmission Fluid: Subaru ATF-HP or equivalent. 📐 Dimensions Exterior Length: 174.4 inches (4430 mm) Width: 66.9 inches (1700 mm) Height: 55.1 inches (1400 mm) Wheelbase: 99.9 inches (2535 mm) Weights Curb Weight Approx: 2900-3100 lbs (1315-1406 kg) Cargo Trunk Volume: 11.4 cu ft (323 L) (Sedan), 24.0 cu ft (712 L) (Wagon/Outback Sport) Wheels Tires Wheel Bolt Pattern: 5x100mm Standard Tire Size: 205/50R16 or 215/40R17 (WRX) 🛡️ Safety Features Ratings NHTSA Front Impact: 4 Stars NHTSA Side Impact: 4 Stars Passive Features Airbags: Driver and Passenger Frontal Airbags, Optional Side Airbags Seatbelts: 3-point front and rear seatbelts with pretensioners and load limiters. Body Structure: Reinforced safety cage construction. Active Features ABS: Anti-lock Braking System (ABS) available. Traction Control: Available on some trims/optional. 💡 Technology Features Infotainment Audio System: Standard AM/FM/CD player, optional premium audio systems. Navigation: Not typically offered from the factory in 2002. Aftermarket integration covered. Driver Assistance Cruise Control: Standard on most trims. All Wheel Drive: Standard Symmetrical AWD is the primary technological feature for stability and traction. 🔧 Maintenance Service Intervals Oil Change Interval: Every 3,000-5,000 miles or 3-6 months (depending on driving conditions). Timing Belt Replacement: Every 105,000 miles or 7 years (critical for EJ engines). Spark Plug Replacement: Approximately 30,000-60,000 miles (depending on plug type). Fluid Specifications Engine Oil Type: SAE 5W-30 Synthetic (API SM/SL or ILSAC GF-4/GF-3 recommended). Consult manual for severe duty. Coolant Type: Subaru Super Coolant (Blue) or equivalent silicate-free, long-life coolant. Brake Fluid Type: DOT 3 or DOT 4. Known Issues Head Gaskets: While less prevalent than on earlier EJ engines, the 2.5L NA engines can still be susceptible to head gasket leaks over time. Manual details inspection and replacement. Oil Consumption: Some EJ engines, particularly turbo variants, can exhibit increased oil consumption. Manual provides diagnostic procedures. Clutch Wear: Standard wear item for manual transmission models, especially under spirited driving. Manual covers inspection and replacement. Wrx Turbo Issues: Turbocharger reliability can be affected by oil starvation or overheating if maintenance is neglected. Manual provides specific turbo care guidelines. 📚 Vehicle History Brand Heritage Subaru Identity: Subaru, known for...