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    Subaru

    2007 Subaru Impreza WRX-STI Workshop Repair Manual

    2007 Subaru Impreza WRX-STI Workshop Repair Manual

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    Vehicle data plateRef 302144
    Brand
    Subaru
    Vehicle
    Home and Garden
    Models covered
    Guns Firearms Weapons, Impreza WRX-STI, Sporting Goods, Sti
    Years
    2007
    Format
    PDF, searchable, print-ready
    Delivery
    Instant download after checkout
    Language
    English

    What happens after you pay

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    🏷️ Basic Information
    Identification
    Make:
    Subaru
    Model:
    Impreza WRX STI
    Year:
    2007
    Generation
    Chassis Code:
    GD/GG
    Generation Designation:
    Third Generation (GD/GG - Hawk Eye)
    Codes
    Engine Code Primary:
    EJ257
    👋 Introduction
    Market Position
    Segment:
    Performance Compact Sedan/Wagon
    Target Audience:
    Enthusiast owners, independent repair shops, performance tuners
    Competitive Analysis
    Competitors:
    Mitsubishi Lancer Evolution, Volkswagen Golf GTI, Ford Focus RS (in spirit)
    Key Features
    Rally Heritage:
    Directly derived from Subaru's World Rally Championship lineage, emphasizing AWD and turbocharged performance
    Performance Focus:
    Engineered for high-performance driving, road holding, and driver engagement
    Manual Value Proposition:
    Enables owners to maintain, diagnose, and repair their high-performance vehicle effectively, saving on dealership costs and ensuring proper upkeep.
    📋 Manual Details
    Coverage Areas
    Primary Coverage:
    2007 Subaru Impreza WRX STI (GD/GG chassis)
    Page Count
    Estimated Pages:
    Extensive (specific count not provided, typical workshop manuals are 1000+ pages)
    Manual Type
    Type:
    Workshop Repair Service Manual
    Language
    Language:
    English
    Format
    Digital Format:
    PDF
    Compatibility
    Operating Systems:
    All Versions of Windows & Mac
    Requirements
    Software Requirement:
    Adobe PDF Reader
    📖 Manual Coverage
    Systems Covered
    Engine:
    Comprehensive (EJ257 STI specific, including timing, lubrication, cooling, fuel injection, ignition, emissions, turbocharging)
    Transmission:
    Complete (Manual AWD transmission, differential, clutch system)
    Chassis:
    Detailed (Suspension, steering, brakes, wheel alignment, chassis components)
    Body:
    Extensive (Exterior and interior trim, body panels, doors, glass, safety systems related to body structure)
    Electrical:
    Comprehensive (Wiring diagrams, lighting, ignition system, power distribution, ECUs, sensors, actuators)
    Mechanism And Function:
    In-depth explanation of how various systems operate and interact
    Procedures Included
    General Information:
    Vehicle overview, safety precautions, general procedures, torque specifications
    Engine Overhaul:
    Detailed procedures for engine disassembly, inspection, repair, and reassembly
    Transmission Repair:
    Steps for clutch replacement, transmission disassembly/reassembly, differential service
    Brake System:
    Service for disc brakes, parking brake, hydraulic systems
    Suspension And Steering:
    Repairs and adjustments for struts, control arms, steering rack, power steering
    Electrical Diagnostics:
    Troubleshooting guidance for electrical faults using wiring diagrams and test procedures
    Bodywork Repair:
    Guidelines for body panel replacement, door mechanisms, glass installation
    Maintenance Tasks:
    Routine maintenance procedures (oil change, filter replacement, spark plugs, etc.)
    Technical Depth
    Depth Level:
    Professional/Expert
    Diagnostic Capabilities:
    Advanced diagnostic procedures, including sensor data interpretation and fault code identification
    Rebuild Procedures:
    Comprehensive rebuild instructions for major components like engine and transmission
    📊 Manual Specifications
    File Format
    Format:
    PDF
    Searchability:
    Likely text-searchable PDF
    Printability:
    Printable
    Print Quality
    Quality:
    High-quality digital reproduction (assumed for professional manual)
    Binding Type
    Binding:
    Not Applicable (Digital PDF)
    Paper Type
    Paper:
    Not Applicable (Digital PDF)
    ⚙️ Engine Specifications
    Primary Engine
    Engine Type:
    Horizontally Opposed (Boxer), turbocharged, intercooled, DOHC, 16-valve
    Engine Code:
    EJ257
    Displacement:
    2.5 Liters (2457 cc)
    Performance
    Horsepower Rated:
    305 hp @ 5200 rpm (North American spec)
    Torque Rated:
    290 lb-ft @ 3000 rpm (North American spec)
    Fuel System
    Fuel Delivery:
    Multi-point Fuel Injection (MPI) with Electronic Throttle Control (ETC)
    Fuel Type:
    Premium Unleaded Gasoline (91 octane or higher recommended)
    🔧 Transmission
    Standard
    Type:
    6-speed Manual Transmission (TY856)
    Drivetrain:
    Symmetrical All-Wheel Drive (AWD) with Driver Controlled Center Differential (DCCD)
    Optional
    Optional Availability:
    None for WRX STI model
    Features
    Differentials:
    Front Helical Limited-Slip Differential (LSD), Rear Mechanical Limited-Slip Differential (LSD), DCCD
    📐 Dimensions
    Exterior
    Length:
    4415 mm (173.8 in) - Sedan
    Width:
    1795 mm (70.7 in)
    Height:
    1440 mm (56.7 in) - Sedan
    Wheelbase:
    2625 mm (103.3 in)
    Weights
    Curb Weight:
    Approx. 1480 kg (3263 lbs) - Sedan
    Gross Vehicle Weight Rating:
    Not specified, typically around 1950 kg
    🛡️ Safety Features
    Ratings
    NHTSA Front Impact:
    5-Star (for driver and passenger)
    IIHS Front Offset:
    Good
    Active Features
    ABS:
    Standard Anti-lock Braking System
    E Brake:
    Electronic Brake-force Distribution (EBD)
    Traction Control:
    Standard Traction Control System (TCS)
    Stability Control:
    Standard Vehicle Dynamics Control (VDC)
    Passive Features
    Airbags Front:
    Driver and front passenger airbags
    Airbags Side:
    Front side-impact airbags
    Airbags Curtain:
    Standard front and rear curtain airbags
    Seatbelts:
    3-point front and rear seatbelts with pretensioners
    💡 Technology Features
    Infotainment
    Head Unit:
    Factory AM/FM/CD audio system with premium speaker option. Bluetooth and MP3 capability may vary by trim.
    Display:
    Basic LCD display for audio and vehicle information.
    Driver Assistance
    Cruise Control:
    Standard electronic cruise control
    Ccd:
    Driver Controlled Center Differential (DCCD) for advanced torque distribution management.
    Connectivity
    Aux Input:
    Auxiliary audio input jack typically present.
    🔧 Maintenance
    Service Intervals
    Oil Change:
    Every 3,750 miles or 6 months (severe duty/performance driving), or 7,500 miles/12 months (normal driving)
    Engine Oil Filter:
    Replace with every oil change
    Air Filter:
    Inspect every 7,500 miles, replace as needed or every 30,000 miles
    Spark Plugs:
    Replace at 60,000 miles (Iridium type recommended)
    Timing Belt:
    Not Applicable (This generation uses a timing chain)
    Fluid Specifications
    Engine Oil:
    SAE 5W-30, API SG or higher, fully synthetic recommended for performance driving
    Coolant:
    Subaru Super Coolant (Blue) or equivalent ethylene glycol-based coolant with Subaru conditioners, 50/50 mix with distilled water
    Brake Fluid:
    DOT 3 or DOT 4 brake fluid
    Transmission Fluid:
    Subaru Extra-S Gear Oil (or equivalent API GL-5, SAE 75W-90) for manual transmission
    Differential Fluid:
    API GL-5, SAE 75W-90 for front and rear differentials
    Known Issues
    Engine Reliability:
    Head gasket failures can occur, though less common on EJ257 than earlier EJ25s. Ring land failure or piston damage can happen with aggressive tuning or poor fuel quality.
    Clutch Wear:
    Clutch can wear prematurely with aggressive driving or repeated abuse.
    Suspension Components:
    Ball joints and bushings can wear over time, affecting handling and alignment.
    📚 Vehicle History
    Brand Heritage
    Rally Success:
    Subaru's long and successful history in the World Rally Championship (WRC) directly influenced the Impreza WRX STI's development.
    Model Evolution
    Third Gen Intro:
    The GD/GG generation (known as 'Hawk Eye' for its facelifted front end) was introduced for the 2006 model year, with significant updates for 2007.
    Sti Development:
    The STI variant represents the pinnacle of the Impreza line, featuring a more powerful engine, enhanced drivetrain, and sport-tuned suspension.
    Production
    Manufacturing Location:
    Japan (primarily Gunma Plant)
    🏆 Awards & Recognition
    Recognitions
    Road And Track Contender:
    Often praised by automotive publications for its performance credentials and rally-bred DNA.
    Car And Driver Best Handling:
    Consistently recognized for its exceptional handling and driver engagement in comparisons.

    Delivery & file format

    This is a digital PDF download, not a printed book. After payment the download link appears on your order confirmation page and is emailed to the address you entered. Files open in any PDF reader on phone, tablet or computer and can be printed.

    Check the model year and engine before you buy

    Manufacturers change procedures, wiring and part numbers between model years and engine options. If your VIN plate shows a year or engine code that is not listed on the data plate above, contact us with the model, year and VIN and we will confirm coverage before you order.

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