🏷️ Basic Information Identification Make: Subaru Model: Impreza Year: 2005 Market: EDM (European Domestic Market) Codes Chassis Code General: GDB (for WRX/STI variants) Chassis Code Specific: GD series 👋 Introduction Market Position Vehicle Segment: Compact/Small Family Car, known for its rally heritage and AWD system. Competitive Analysis Key Competitors: Mitsubishi Lancer Evolution, Volkswagen Golf GTI, Ford Focus ST, Honda Civic Si. Key Features All Wheel Drive: Standard Subaru Symmetrical All-Wheel Drive system (AWD) for enhanced traction and handling. Performance Variants: Includes coverage for high-performance WRX and STI models, differentiated by engine, suspension, and braking systems. 📋 Manual Details Coverage Areas Coverage Scope: All models and all engines for the 2005 Subaru Impreza EDM. Page Count Estimated Page Count: Extensive (actual number not specified, but implied to be comprehensive) Manual Type Manual Type: Service and Repair Manual Language Language: English Format File Format: PDF Compatibility Operating Systems: Windows and macOS 📖 Manual Coverage Systems Covered Engine Systems: Detailed coverage of engine systems, including fuel, ignition, cooling, lubrication, intake, and exhaust. Transmission Systems: Comprehensive coverage of manual and automatic transmissions, including drivetrain components. Chassis Systems: In-depth information on suspension, steering, brakes, wheels, and tires. Body Systems: Coverage of body construction, exterior panels, doors, interior trim, and HVAC. Electrical Systems: Detailed wiring diagrams, electrical component locations, troubleshooting, and repair procedures for the entire vehicle. Procedures Included Maintenance Procedures: Routine maintenance tasks such as oil changes, filter replacements, fluid checks, and tune-ups. Repair Procedures: Step-by-step instructions for component removal, installation, and repair across all major vehicle systems. Diagnostic Procedures: Troubleshooting guides and diagnostic flowcharts for identifying and resolving common and complex issues. Specifications And Tolerances: Precise technical specifications, measurements, and wear tolerances for critical components. Technical Depth Depth Of Coverage: Comprehensive, covering everything from basic maintenance to full engine and transmission rebuilds, and complex electrical system diagnostics. 📊 Manual Specifications File Format PDF Quality: High-resolution, digital Adobe PDF with searchable text and clear images/diagrams. Print Quality Print Readability: Designed for clear printing with easily discernible diagrams and text. Binding Type Binding Type: Digital (No physical binding) Paper Type Paper Type: Digital (No physical paper type) ⚙️ Engine Specifications Primary Engine Engine Type Base: Horizontally-opposed (Boxer) 4-cylinder, naturally aspirated. Engine Displacement Base: 2.0 Liters (approx. 1994cc) Engine Code Base: EJ20 series (specific codes like EJ201/EJ202) Performance Horsepower Base: Approximately 125-135 hp (varies by specific market and engine variant). Torque Base: Approximately 130-140 lb-ft (varies by specific market and engine variant). Engine Type Wrx: Horizontally-opposed (Boxer) 4-cylinder, turbocharged. Engine Displacement Wrx: 2.0 Liters (approx. 1994cc) Engine Code Wrx: EJ205 Horsepower Wrx: Approximately 220-230 hp. Torque Wrx: Approximately 236-240 lb-ft. Engine Type Sti: Horizontally-opposed (Boxer) 4-cylinder, turbocharged. Engine Displacement Sti: 2.5 Liters (approx. 2457cc) Engine Code Sti: EJ257 Horsepower Sti: Approximately 300-320 hp (Euro-spec STI may differ). Torque Sti: Approximately 300-325 lb-ft (Euro-spec STI may differ). Fuel System Fuel Injection Type: Electronic Fuel Injection (EFI), Sequential Port Injection. Fuel Type: Unleaded Gasoline, Octane Rating as per manual specification (typically 95 RON or higher for performance models). 🔧 Transmission Standard Transmission Type Base: 5-speed Manual Transmission (MT). Transmission Type Wrx: 5-speed Manual Transmission (MT) with DCCD (Driver Controlled Center Differential) on some models. Transmission Type Sti: 6-speed Manual Transmission (MT) with DCCD (Driver Controlled Center Differential). Optional Transmission Type Optional: 4-speed Automatic Transmission (AT) available on non-turbo models (availability may vary by market). Features Dccd: Driver Controlled Center Differential (DCCD) available on select WRX STI models for manual adjustment of front/rear torque split. 📐 Dimensions Exterior Length: Approx. 4,415 mm (173.8 in) for standard sedan; Approx. 4,405 mm (173.4 in) for wagon. Post-June 2005 facelift may have slight variations. Width: Approx. 1,740 mm (68.5 in). Height: Approx. 1,415 mm (55.7 in) for sedan; Approx. 1,445 mm (56.9 in) for wagon. Weights Curb Weight: Varies by model, typically ranging from 1,250 kg to 1,500 kg (2,755 lbs to 3,300 lbs) for WRX/STI. Wheelbase: Approx. 2,510 mm (98.8 in). 🛡️ Safety Features Ratings NHTSA Front Crash Test: 5-star rating (for driver and passenger) in frontal offset crash tests (as per US market standards, applicable to similar structures). IIHS Rating: Good rating in frontal offset crash tests (as per US market standards, applicable to similar structures). Active Features ABS: Anti-lock Braking System (ABS) standard on most models. AWD: Subaru Symmetrical All-Wheel Drive provides enhanced active safety through improved traction. Passive Features Airbags: Frontal airbags, side airbags, and curtain airbags available depending on trim level and market. Seatbelts: Three-point seatbelts with pretensioners and load limiters. 💡 Technology Features Infotainment Audio System: Standard AM/FM/CD player with 4-6 speaker system. Higher trims may offer premium audio with subwoofer. Navigation: Optional factory navigation system available on some premium trims. Driver Assistance Traction Control: Traction Control System (TCS) and Vehicle Stability Control (VSC) available on many models, especially post-facelift and higher trims. Connectivity Cruise Control: Standard...
Approximately 300-320 hp (Euro-spec STI may differ).
Torque Sti:
Approximately 300-325 lb-ft (Euro-spec STI may differ).
Fuel System
Fuel Injection Type:
Electronic Fuel Injection (EFI), Sequential Port Injection.
Fuel Type:
Unleaded Gasoline, Octane Rating as per manual specification (typically 95 RON or higher for performance models).
🔧 Transmission
Standard
Transmission Type Base:
5-speed Manual Transmission (MT).
Transmission Type Wrx:
5-speed Manual Transmission (MT) with DCCD (Driver Controlled Center Differential) on some models.
Transmission Type Sti:
6-speed Manual Transmission (MT) with DCCD (Driver Controlled Center Differential).
Optional
Transmission Type Optional:
4-speed Automatic Transmission (AT) available on non-turbo models (availability may vary by market).
Features
Dccd:
Driver Controlled Center Differential (DCCD) available on select WRX STI models for manual adjustment of front/rear torque split.
📐 Dimensions
Exterior
Length:
Approx. 4,415 mm (173.8 in) for standard sedan; Approx. 4,405 mm (173.4 in) for wagon. Post-June 2005 facelift may have slight variations.
Width:
Approx. 1,740 mm (68.5 in).
Height:
Approx. 1,415 mm (55.7 in) for sedan; Approx. 1,445 mm (56.9 in) for wagon.
Weights
Curb Weight:
Varies by model, typically ranging from 1,250 kg to 1,500 kg (2,755 lbs to 3,300 lbs) for WRX/STI.
Wheelbase:
Approx. 2,510 mm (98.8 in).
🛡️ Safety Features
Ratings
NHTSA Front Crash Test:
5-star rating (for driver and passenger) in frontal offset crash tests (as per US market standards, applicable to similar structures).
IIHS Rating:
Good rating in frontal offset crash tests (as per US market standards, applicable to similar structures).
Active Features
ABS:
Anti-lock Braking System (ABS) standard on most models.
AWD:
Subaru Symmetrical All-Wheel Drive provides enhanced active safety through improved traction.
Passive Features
Airbags:
Frontal airbags, side airbags, and curtain airbags available depending on trim level and market.
Seatbelts:
Three-point seatbelts with pretensioners and load limiters.
💡 Technology Features
Infotainment
Audio System:
Standard AM/FM/CD player with 4-6 speaker system. Higher trims may offer premium audio with subwoofer.
Navigation:
Optional factory navigation system available on some premium trims.
Driver Assistance
Traction Control:
Traction Control System (TCS) and Vehicle Stability Control (VSC) available on many models, especially post-facelift and higher trims.
Connectivity
Cruise Control:
Standard cruise control on most models.
🔧 Maintenance
Service Intervals
Oil Change Interval:
Typically every 5,000 - 7,500 miles (8,000 - 12,000 km) or 6-12 months, whichever comes first, depending on driving conditions. Performance models may recommend shorter intervals.
Engine Air Filter:
Inspect every 15,000 miles (24,000 km), replace as needed or every 30,000 miles (48,000 km).
Spark Plugs:
Replace at approximately 60,000 - 100,000 miles (96,000 - 160,000 km) depending on plug type (e.g., iridium).
Fluid Specifications
Engine Oil Type:
API SG or SH, SAE 5W-30 or 10W-30 (check manual for specific viscosity based on climate). Synthetic oil recommended, especially for turbo models.
Transmission Fluid Manual:
GL-5 gear oil, SAE 75W-90 (check manual for specific grade).
Transmission Fluid Automatic:
Subaru ATF-HP (High Performance) or equivalent approved fluid.
Coolant Type:
Subaru Super Coolant (Blue) or equivalent ethylene glycol-based coolant with corrosion inhibitors.
Known Issues
Head Gaskets:
While less common on EJ20/EJ25 engines of this generation compared to earlier ones, head gasket leaks can still occur, particularly on high-mileage or heavily modified turbo models.
Turbocharger Wear:
For WRX/STI models, turbocharger wear, oil leaks, or failure can occur due to heat and operational stress, especially with aggressive driving or inadequate maintenance.
Clutch Wear:
Manual transmission clutch wear is dependent on driving style, with performance models potentially experiencing faster wear.
Suspension Components:
Worn bushings and shocks are common on higher mileage vehicles due to the AWD system and sporty handling characteristics.
📚 Vehicle History
Brand Heritage
Subaru Motorsports:
Subaru's strong heritage in the World Rally Championship (WRC) heavily influenced the development of the Impreza WRX and STI models.
Model Evolution
Second Generation:
This 2005 model falls within the second generation (GD/GG) of the Subaru Impreza, which debuted in 2000.
Facelift 2005:
The 2005 model year features a significant facelift (often referred to as 'Bugeye' to 'Blobeye' to 'Hawkeye' transition; 2005 is the 'Hawkeye' facelift) with redesigned headlights, taillights, front bumper, and grille, particularly noted in the product information.
Production
Production Location:
Primarily manufactured in Japan.
🏆 Awards & Recognition
Recognitions
Car And Driver 10Best:
The Impreza WRX and STI have frequently been recognized on Car and Driver's '10Best' lists in previous years for their performance and value.
Rally Heritage Awards:
The Impreza's motorsport success has led to numerous awards and accolades in rally racing, contributing to its enthusiast appeal.
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