🏷️ Basic Information Identification Make: Subaru Model: Impreza Year: 2002 Trim Levels Covered: WRX, WRX STI Codes Chassis Code: GDA (WRX), GDB (STI) 👋 Introduction Market Position Segment: Compact Sports Sedan/Hatchback Niche: Performance-oriented, rally-inspired AWD vehicles. Competitive Analysis Competitors 2002: Mitsubishi Lancer Evolution (VII), Honda Civic Si, Volkswagen GTI, Ford Focus SVT. Key Features Powertrain: Standard Symmetrical All-Wheel Drive, turbocharged Boxer engines (EJ205 for WRX, EJ207 for STI). Performance Focus: Tuning potential, robust drivetrain, advanced suspension geometry. 📋 Manual Details Coverage Areas Manual Type: Workshop Repair Service Manual Language: English Format: Digital Download (Implied, 'BEST DOWNLOAD!') Page Count Page Count Estimated: 1000+ pages (typical for full workshop manuals) Manual Type Detail Level: Full Factory Service Manual Equivalent 📖 Manual Coverage Systems Covered Engine Mechanical: Engine assembly, cylinder head, block, pistons, crankshaft, camshafts, timing system, cooling system, lubrication system. Engine Performance: Turbocharger system, intercooler, fuel injection system (including ECU control), ignition system, emissions control. Transmission Manual: Clutch system, gearbox assembly, shift mechanism, differential (front and rear). Transmission AWD: Subaru's Symmetrical All-Wheel Drive system operation, center differential, viscous coupling unit (if applicable). Suspension: Front and rear suspension components, struts, springs, control arms, bushings, anti-roll bars. Brakes: Brake system components (calipers, rotors, pads), hydraulic system, ABS (Anti-lock Braking System), parking brake. Steering: Power steering system, steering rack, steering column, tie rods. Electrical System: Battery, alternator, starter motor, lighting system, wiring diagrams, fuses, relays. Body And Interior: Body panel removal and installation, door mechanisms, seat adjustments, interior trim, weatherstripping. Climate Control: HVAC system, air conditioning, heater core, blower motor, controls. Safety Systems: Airbag system (SRS), seatbelt mechanisms, pre-tensioners. Procedures Included Routine Maintenance: Oil changes, filter replacements, fluid checks and top-offs, spark plug replacement, brake pad inspection. Troubleshooting: Diagnostic procedures for common and complex issues, fault codes interpretation, systematic diagnosis flowcharts. Repair Procedures: Step-by-step instructions for component removal, repair, and reinstallation across all major systems. Diagnostic Testing: Testing procedures for electrical components, sensors, actuators, and mechanical systems using specialized tools. Specifications And Tolerances: Precise torque specifications, clearances, and measurement tolerances for all adjustable and replaceable parts. Wiring Diagrams: Detailed electrical schematics for all vehicle systems, enabling complex electrical troubleshooting and repair. Technical Depth Depth: Comprehensive. Covers everything from basic maintenance to full engine and transmission rebuilds, including specialized performance tuning aspects for WRX/STI models. Diagnostic Tools Required: Mention of specialized Subaru diagnostic tools (e.g., Subaru Select Monitor) and common OBD-II scanners. 📊 Manual Specifications File Format File Type: PDF (Common for digital downloads, allows for searchability and printing) Searchability: Likely searchable text (if a well-scanned digital copy) Print Quality Print Readability: Designed for clear printing of diagrams, schematics, and text. Binding Type Binding Type Physical: N/A (Digital Product) Paper Type Paper Type Physical: N/A (Digital Product) ⚙️ Engine Specifications Primary Engine Engine Type: Horizontally Opposed (Boxer), turbocharged, intercooled. Displacement Wrx: 2.0 Liters (1994cc) Engine Code Wrx: EJ205 Horsepower Wrx: 227 hp @ 5600 rpm Torque Wrx: 217 lb-ft @ 4000 rpm Displacement Sti: 2.0 Liters (1994cc) - JDM Spec Engine Code Sti: EJ207 (JDM) Horsepower Sti Jdm: 280 PS (approx. 276 hp) @ 6000 rpm (JDM 'gentleman's agreement') Torque Sti Jdm: 35.3 kgf·m (approx. 255 lb-ft) @ 4000 rpm (JDM) Performance Turbocharger Type: Twin-scroll or single scroll turbocharger (model dependent). Intercooler Type: Air-to-air top-mount intercooler. Fuel System Fuel Delivery: Electronic Fuel Injection (EFI) with sequential port injection. Fuel Type: Unleaded gasoline, premium unleaded recommended (91 octane or higher). 🔧 Transmission Standard Transmission Type: 5-speed Manual Transmission (WRX, some STI trims). Optional Transmission Type Sti: 6-speed Manual Transmission (STI, JDM and some export markets). Features AWD System: Symmetrical All-Wheel Drive with viscous coupling center differential (STI often featured Driver Controlled Center Differential - DCCD). 📐 Dimensions Exterior Length: Approx. 4,405 mm (173.4 in) Width: Approx. 1,700 mm (66.9 in) Height: Approx. 1,430 mm (56.3 in) Weights Curb Weight Wrx: Approx. 1,370 kg (3,020 lbs) Curb Weight Sti: Approx. 1,440 kg (3,175 lbs) (JDM) 🛡️ Safety Features Ratings NHTSA Frontal Impact Driver: Good (IIHS - though models vary by exact year and test) NHTSA Frontal Impact Passenger: Good (IIHS) Active Features ABS: Standard Anti-lock Braking System. AWD: Symmetrical All-Wheel Drive system for enhanced traction and stability. Passive Features Airbags: Front dual-stage airbags, optional side airbags. Seatbelts: 3-point seatbelts with pretensioners and force limiters. 💡 Technology Features Infotainment Audio System: Factory-installed AM/FM/CD stereo system. Upgraded options available. Climate Control Type: Manual climate control with A/C and heater. Driver Assistance Traction Control: Available traction control system (depending on trim and market). Connectivity Auxiliary Input: Not standard; aftermarket solutions common. 🔧 Maintenance Service Intervals Oil Change Interval: Every 3,750 miles or 6 months (severe duty) / 7,500 miles or 12 months (normal duty) - consult manual for specifics. Air Filter Replacement: Every 15,000 miles or 12 months (or as needed based on conditions). Spark Plug Replacement: Every 60,000 miles (Iridium...