🏷️ Basic Information Identification Make: Subaru Model: Impreza Year: 2007 Generation Generation Code: G11 Codes Chassis Codes: GDA, GDB, GGA, GGB Platform: Subaru Impreza (Third Generation) 👋 Introduction Market Position Segment: Compact, All-Wheel Drive focused sport sedan/hatchback Competitive Analysis Key Competitors: Mitsubishi Lancer, Mazda3, Honda Civic Si, Volkswagen GTI Key Features Drivetrain: Standard Symmetrical All-Wheel Drive across most trims Performance Variants: Subaru Impreza WRX and WRX STI offered with turbocharged engines and enhanced performance Body Styles: Offered as a 4-door sedan and 5-door hatchback 📋 Manual Details Coverage Areas Manual Type: Workshop Service Repair Manual Language: English Format: PDF Page Count Estimated Page Count: Extensive (typical workshop manuals for this era range from 2000-4000 pages) Manual Type Scope: Comprehensive repair and overhaul 📖 Manual Coverage Systems Covered Engine: 2.5L DOHC Turbocharged (EJ255, EJ257), 2.0L DOHC Naturally Aspirated (EJ204), 2.5L SOHC Naturally Aspirated (EJ253) Engine Management: ECU, fuel injection, ignition, emissions control (evaporative, EGR) Transmission: 5-speed manual, 4-speed automatic (Sportshift) Drivetrain: All-Wheel Drive (Symmetrical AWD), differentials, driveshafts, CV joints Suspension: Front McPherson strut, rear multi-link, coil springs, dampers, sway bars Steering: Hydraulic power steering system Brakes: Front ventilated discs, rear solid discs (ABS, EBD, Brake Assist), parking brake Electrical: 12V battery, alternator, starter, lighting, power windows, central locking, fuse box diagrams HVAC: Air conditioning system, heater, ventilation Body: Body panels, doors, hoods, trunk, interior trim, glass, bumpers Chassis: Frame, subframes, body structure Procedures Included Maintenance: Oil changes, filter replacements, spark plug replacement, fluid checks and top-ups, belt inspections Diagnostics: Troubleshooting guides, DTC (Diagnostic Trouble Code) interpretation, component testing procedures Repair: Engine overhauls, transmission rebuilds, suspension component replacement, brake caliper service, electrical system repairs Overhaul: Detailed disassembly and reassembly procedures for major components Installation: Component installation and alignment procedures Technical Depth Depth: Comprehensive, suitable for professional technicians and advanced DIYers Detail Level: Step-by-step instructions, torque specifications, electrical diagrams, special tool requirements 📊 Manual Specifications File Format Format: PDF Searchability: Likely text-searchable (standard for professional PDFs) Print Quality Quality: High resolution, suitable for printing individual pages or chapters Binding Type Type: N/A (Digital PDF) Paper Type Type: N/A (Digital PDF) ⚙️ Engine Specifications Primary Engine Engine Code Na: EJ204 (2.0L), EJ253 (2.5L) Engine Code Turbo: EJ255 (WRX), EJ257 (STI) Performance Na Horsepower 2.0L: Approx. 150-160 hp @ 6400 rpm Torque 2.0L: Approx. 140-145 lb-ft @ 3200 rpm Horsepower 2.5L: Approx. 170-175 hp @ 5600 rpm Torque 2.5L: Approx. 170-174 lb-ft @ 4000 rpm Performance Turbo Horsepower Wrx: Approx. 224 hp @ 5600 rpm Torque Wrx: Approx. 226 lb-ft @ 3600 rpm Horsepower Sti: Approx. 305 hp @ 6000 rpm Torque Sti: Approx. 290 lb-ft @ 4000 rpm Fuel System Injection Type: Multi-point fuel injection (MPI) or Sequential Electronic Fuel Injection (SEFI) Fuel Type: Unleaded gasoline (91 octane or higher recommended for turbo models) Turbo System: Water-cooled IHI turbocharger (WRX/STI), intercooler 🔧 Transmission Standard Type: 5-speed manual transmission (TY757, TY758 for STI) Optional Type: 4-speed automatic with Sportshift (4EAT) Features AWD System: Symmetrical All-Wheel Drive with viscous coupling center differential Sti Features: Driver Controlled Center Differential (DCCD), helical front limited-slip differential, mechanical rear limited-slip differential 📐 Dimensions Exterior Length Sedan: 173.8 inches (4,415 mm) Length Hatchback: 170.1 inches (4,320 mm) Width: 68.7 inches (1,745 mm) Height Sedan: 57.7 inches (1,465 mm) Height Hatchback: 57.1 inches (1,450 mm) Wheelbase: 103.1 inches (2,619 mm) Cargo Cargo Volume Sedan: 11.4 cu ft (323 L) Cargo Volume Hatchback: 19.1 cu ft (541 L) (seats up) Weights Curb Weight Start: Approx. 3,100 lbs (1,406 kg) for base models Curb Weight End: Approx. 3,450 lbs (1,565 kg) for WRX STI 🛡️ Safety Features Ratings NHTSA Front Driver: Good NHTSA Front Passenger: Good NHTSA Side Driver: Good NHTSA Side Rear Passenger: Good IIHS Front Overlap: Good IIHS Side Impact: Good Active Features ABS: Standard Anti-lock Braking System Ebd: Standard Electronic Brake-force Distribution Brake Assist: Standard Traction Control: Standard Stability Control: Standard Vehicle Dynamics Control (VDC) Passive Features Airbags: Front dual-stage airbags, front side-impact airbags, side-curtain airbags (front and rear) Seatbelts: 3-point height-adjustable front seatbelts with pretensioners and load limiters, rear 3-point seatbelts Latch: Lower Anchors and Tethers for Children (LATCH) system in rear seats 💡 Technology Features Infotainment Audio System: Base models typically featured a single-CD player with AM/FM radio and 4 speakers. Higher trims offered optional premium audio systems with multiple speakers and CD changer. Navigation: Optional factory-integrated navigation system available on select higher trims. Driver Assistance Cruise Control: Standard cruise control system. Connectivity Auxiliary Input: Optional auxiliary audio input jack available on some models/trims. 🔧 Maintenance Service Intervals Oil Change Interval: Every 3,750 miles or 6 months (under severe conditions) / Every 7,500 miles or 12 months (under normal conditions), depending on driving style and conditions. Consult manual for specifics. Air Filter Replacement: Every 15,000-30,000 miles or as needed based on inspection. Cabin Air Filter: Every 15,000 miles or...