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Subaru

2005 Subaru Impreza Service Manual 05

2005 Subaru Impreza Service Manual 05

$17.99
$17.99
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Vehicle data plateRef 23632
Brand
Subaru
Vehicle
Cars
Models covered
Impreza
Years
2005
Format
PDF, searchable, print-ready
Delivery
Instant download after checkout
Language
English

What happens after you pay

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  • The same link is emailed to you — re-download any time
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  • Not sure it covers your model year? Ask us before you buy
🏷️ Basic Information
Identification
Make:
Subaru
Model:
Impreza
Year:
2005
Codes
Chassis Code:
GDB (for WRX/STI variants, general model codes apply to all)
👋 Introduction
Market Position
Segment:
Compact/Small Family Car (with performance variants like WRX and STI)
Brand Perception:
Known for its Symmetrical All-Wheel Drive (AWD) system and sporty driving dynamics, particularly in WRX and STI trims.
Competitive Analysis
Competitors:
Honda Civic, Toyota Corolla, Mazda3, Mitsubishi Lancer, Volkswagen Golf.
Key Features Vehicle
AWD Standard:
Standard Symmetrical All-Wheel Drive across most trims, enhancing traction and handling.
Performance Variants:
Availability of highly acclaimed WRX and STI models with turbocharged engines and performance-tuned suspensions.
Key Features Manual
Value Proposition:
Provides DIY enthusiasts and owners with the same authoritative information found in official factory manuals at a significantly lower cost, enabling substantial savings on maintenance and repairs.
Content Benefit:
Empowers owners to perform complex tasks, diagnose issues accurately, and avoid unnecessary labor charges.
📋 Manual Details
Coverage Areas
Primary Coverage:
Comprehensive service and repair for 2005 Subaru Impreza
Secondary Coverage:
Routine maintenance, diagnostics, component replacement, electrical systems, bodywork, HVAC
Page Count
Estimated Pages:
Varies by specific factory publication, typically 1500-3000+ pages for complete factory service manuals.
Manual Type
Type:
Factory Service Manual / Repair Manual
Language
Language:
English
Format
Format:
Digital (PDF)
📖 Manual Coverage
Systems Covered
Engine:
Detailed procedures for all engine variants, including disassembly, assembly, diagnosis, and repair of internal components, timing systems, lubrication, cooling, fuel, and emissions.
Transmission:
Covers manual and automatic transmissions, including removal, installation, overhaul, clutch systems, differential components, and driveshaft.
Brakes:
In-depth coverage of hydraulic systems, ABS, parking brake, brake pad/rotor replacement, caliper service, and bleeding procedures.
Suspension Steering:
Front and rear suspension components, steering rack, power steering system, wheel alignment specifications, and driveline components.
Electrical:
Comprehensive electrical schematics, diagnosis of ECUs, sensors, actuators, lighting systems, SRS (Supplemental Restraint System), starter, alternator, and battery.
Body Interior:
Body panel repair, door mechanisms, glass replacement, interior trim removal and installation, HVAC system, and climate control.
Procedures Included
Routine Maintenance:
Oil and filter changes, fluid checks and replacements (coolant, brake fluid, power steering fluid, transmission fluid), air filter, cabin filter, spark plug replacement.
Tune Up:
Detailed tune-up procedures, including ignition timing adjustments (if applicable), fuel system checks, and emissions control system diagnosis.
Engine Repair:
Head gasket replacement, piston ring replacement, bearing service, valve adjustments, timing belt/chain replacement (engine specific), turbocharger service (for WRX/STI).
Transmission Repair:
Clutch replacement, manual gearbox overhaul, automatic transmission valve body service, seal replacement.
Diagnostics Troubleshooting:
Systematic diagnostic procedures for common faults, troubleshooting charts, error code interpretation.
Wiring Diagrams:
Complete electrical wiring diagrams for all vehicle systems, including connector pinouts and wire colors.
Technical Depth
Depth:
Extremely detailed, covering everything from basic fluid services to complete engine and transmission rebuilds. Includes specifications, torque values, tolerances, and specialized procedures.
📊 Manual Specifications
File Format
Format:
PDF
Searchability:
Likely text-searchable (depending on scan quality), allowing for quick location of specific information.
Print Quality
Printability:
Printable, allowing users to print specific pages or sections as needed.
Binding Type
Binding:
N/A (Digital download)
Paper Type
Paper Type:
N/A (Digital download)
⚙️ Engine Specifications
Primary Engine
Base Engine:
2.5L EJ253 SOHC Flat-4 (Naturally Aspirated)
Performance
Base Engine Hp:
Approximately 165 hp
Base Engine Torque:
Approximately 166 lb-ft
Wrx Engine:
2.0L EJ205 DOHC Turbocharged Flat-4
Wrx Engine Hp:
Approximately 227 hp
Wrx Engine Torque:
Approximately 247 lb-ft
Sti Engine:
2.5L EJ257 DOHC Turbocharged Flat-4
Sti Engine Hp:
Approximately 300 hp
Sti Engine Torque:
Approximately 300 lb-ft
Fuel System
Fuel Delivery:
Multi-point Fuel Injection (MPI)
Fuel Type:
Unleaded gasoline (Premium required for WRX/STI)
Engine Design
Configuration:
Horizontally-opposed (Boxer) engine
🔧 Transmission
Standard
Base Model:
5-speed Manual Transmission
Optional
Automatic:
4-speed Automatic Transmission (available on non-turbo models)
Features
AWD System:
Symmetrical All-Wheel Drive with viscous coupling center differential (manual) or electronically controlled transfer clutch (automatic).
Sti Drivetrain:
Driver Controlled Center Differential (DCCD), limited-slip front and rear differentials on STI.
📐 Dimensions
Exterior
Length:
Approximately 173.8 inches (4415 mm)
Width:
Approximately 68.1 inches (1730 mm)
Height:
Approximately 56.1 inches (1425 mm)
Wheelbase:
Approximately 101.4 inches (2575 mm)
Weights
Curb Weight:
Varies by trim, typically 2800-3100 lbs (1270-1406 kg)
Sti Curb Weight:
Approximately 3200-3300 lbs (1451-1497 kg)
🛡️ Safety Features
Ratings
NHTSA Front Impact:
5-star (for driver and passenger)
IIHS Side Impact:
Good (for models with side airbags)
Active Features
Traction Control:
Available traction control system (TCS) on some trims.
ABS:
Standard Anti-lock Braking System (ABS)
Passive Features
Airbags:
Front airbags, available front side airbags, available side curtain airbags.
Srs:
Supplemental Restraint System (SRS) including airbag system, pre-tensioners.
💡 Technology Features
Infotainment
Audio System:
Standard AM/FM/CD audio system with optional premium sound. Auxiliary input may be present on some units.
Driver Assistance
Cruise Control:
Standard cruise control.
Connectivity
Bluetooth:
Not a standard factory feature for this model year.
🔧 Maintenance
Service Intervals
Oil Change Interval:
Every 3,750 to 7,500 miles (6,000 to 12,000 km) or 6 months, depending on driving conditions and oil type (refer to owner's manual for precise recommendations).
Transmission Fluid Change:
Automatic: Every 30,000 to 60,000 miles (48,000 to 97,000 km). Manual: Inspect periodically, fluid typically lasts longer but replacement is recommended around 60,000-100,000 miles.
Spark Plug Replacement:
Typically around 60,000 to 100,000 miles, depending on plug type (platinum/iridium).
Fluid Specifications
Engine Oil:
SAE 5W-30 or 5W-40 (check owner's manual for specific viscosity and API certification, especially for turbo models).
Coolant:
Subaru Super Coolant (blue) or equivalent ethylene glycol-based coolant with corrosion inhibitors. Capacity approx. 6.4 quarts (6.1 L).
Brake Fluid:
DOT 3 or DOT 4 brake fluid.
Power Steering Fluid:
Subaru's genuine power steering fluid or Dexron III/Mercon ATF.
Known Issues
Head Gaskets:
While less prevalent in the EJ253 SOHC compared to earlier DOHC EJ25s, head gasket failures can still occur, particularly with high mileage or modified engines.
Turbo Failures:
For WRX/STI models, turbocharger oil starvation or seal failure can occur due to infrequent oil changes or abuse. Intercooler hoses can also develop leaks.
Clutch Wear:
The clutch can wear prematurely with aggressive driving, especially in performance models.
Suspension Components:
Bushings and ball joints can wear over time, leading to clunks or loose handling, especially on AWD components.
📚 Vehicle History
Brand Heritage
Subaru AWD Legacy:
Subaru has been a pioneer in All-Wheel Drive technology for passenger cars, dating back to the Subaru Leone in the 1970s.
Model Evolution
Impreza Generations:
The 2005 model is part of the second generation (GD/GG chassis) Impreza, known for its rally-bred performance and adoption of turbocharged variants.
Performance Focus:
The introduction and continuous development of the WRX and STI models solidified the Impreza's reputation as a performance benchmark in its class.
Production
Manufacturing Location:
Japan (primarily Gunma Prefecture)
🏆 Awards & Recognition
Recognitions
Car And Driver:
Subaru Impreza WRX models were frequently featured on Car and Driver's '10Best' lists in their respective years for their performance and value.

Delivery & file format

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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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