Subaru Impreza WRX STI 2005 Service Repair Workshop Manual

Regular price: $16.99
Sale price: $16.99
Regular price
Unit price: per

🏷️ Basic Information Identification Make: Subaru Model: Impreza WRX STI Year: 2005 Generation Generation Code: GD/GG (Second Generation, Pre-Facelift) Codes Chassis Code: GDB 👋 Introduction Market Position Positioning: The 2005...

29 people are viewing this right now

Type: Car

Vendor:

Sku: 425177

Tags: 2005 Car Cars Impreza WRX STI Misc Subaru

Product variants

Description

🏷️ Basic Information

Identification

Make:

Subaru

Model:

Impreza WRX STI

Year:

Generation

Generation Code:

GD/GG (Second Generation, Pre-Facelift)

Codes

Chassis Code:

👋 Introduction

Market Position

Positioning:

The 2005 Subaru Impreza WRX STI (GD/GG chassis) is positioned as a homologation special and rally-bred performance sedan, offering exceptional all-wheel-drive capability and turbocharged power.

Competitive Analysis

Competitors:

Competed against vehicles like the Mitsubishi Lancer Evolution, Mitsubishi Eclipse GT, and other performance-oriented Japanese and European sedans of the era.

Key Features

Performance Highlights:

Symmetrical All-Wheel Drive, turbocharged EJ207 engine, DCCD, Brembo brakes, aggressive aerodynamic styling.

📋 Manual Details

Coverage Areas

Systems Covered:

Engine, Drivetrain, Suspension, Steering, Brakes, Electrical System, Bodywork, HVAC, Emissions Control, Diagnostics

Page Count

Estimated Pages:

1500+

Manual Type

Type:

Service and Repair Workshop Manual

Language

Language:

English

Format

Format:

Digital (PDF)

📖 Manual Coverage

Systems Covered

Engine Mechanical:

Detailed overhaul procedures for EJ207 engine, including disassembly, inspection, assembly, torque specifications, timing belt replacement.

Engine Management:

ECU diagnostics, sensor testing, fuel injection system, ignition system, emission control systems (e.g., Secondary Air Injection).

Drivetrain:

Manual transmission (TY756) overhaul, transfer case, DCCD (Driver's Control Centre Differential) system, all-wheel drive system.

Suspension:

Front and rear suspension component replacement, alignment procedures, damper and spring specifications.

Steering:

Power steering system maintenance and repair, steering rack inspection and replacement.

Brakes:

Front Brembo brake system, rear brake system, ABS (Anti-lock Braking System) diagnostics and repair, brake fluid specifications.

Electrical System:

Wiring diagrams, fuse box locations, starter, alternator, battery, lighting system, power windows, central locking.

Bodywork:

Body panel repair, door mechanisms, interior trim removal and installation, glass replacement.

HVAC:

Air conditioning system servicing, heater core replacement, climate control unit diagnostics.

Diagnostics:

OBD-II (On-Board Diagnostics II) codes, troubleshooting flowcharts, specific diagnostic procedures for various systems.

Procedures Included

Maintenance:

Routine maintenance tasks: oil changes, filter replacements, spark plug changes, fluid checks and top-offs, brake pad replacement.

Repair:

Comprehensive repair procedures for all major mechanical and electrical components.

Troubleshooting:

Systematic troubleshooting guides for common and uncommon issues, diagnostic symptom analysis.

Rebuilding:

Detailed engine and transmission rebuilding procedures, including clearances, torque specs, and component tolerances.

Installation:

Procedures for installing aftermarket parts or replacement components.

Technical Depth

Depth:

Comprehensive, suitable for professional mechanics and advanced DIY enthusiasts. Covers everything from basic adjustments to full engine rebuilds and complex diagnostics.

📊 Manual Specifications

File Format

Digital Format:

PDF (Portable Document Format)

Print Quality

Readability:

High-resolution scans with clear text and diagrams, suitable for printing.

Binding Type

Binding:

N/A (Digital Format)

Paper Type

Paper Quality:

N/A (Digital Format)

⚙️ Engine Specifications

Primary Engine

Engine Code:

EJ207

Engine Type:

2.0L Boxer-4 Turbocharged (EJ207)

Displacement:

1994 cc

Bore X Stroke:

92.0 mm x 75.0 mm

Compression Ratio:

8.0:1

Performance

Horsepower:

265 hp @ 6000 rpm (JDM/European Spec)

Torque:

253 lb-ft (343 Nm) @ 4000 rpm (JDM/European Spec)

Redline:

7500 rpm

Fuel System

Fuel Delivery:

Multi-point Fuel Injection (MPI)

Fuel Type:

Premium Unleaded Gasoline (91+ octane recommended)

Turbocharger:

IHI VF37 Twin-Scroll Turbocharger

🔧 Transmission

Standard

Transmission Type:

6-speed Manual (TY756)

Drivetrain:

Symmetrical All-Wheel Drive (AWD) with DCCD

Optional

Transmission Options:

No automatic transmission option for WRX STI model in 2005.

Features

Dccd Modes:

Driver's Control Centre Differential (DCCD) offers automatic and manual locking modes for center differential torque distribution.

Gear Ratios:

Specific gear ratios for the TY756 transmission are detailed in the manual, optimized for performance.

Transmission Fluid:

Manual transmission fluid specifications (e.g., GL-5 gear oil) and capacities are provided.

📐 Dimensions

Exterior

Length:

4415 mm (173.8 in)

Width:

1770 mm (69.7 in)

Height:

1410 mm (55.5 in)

Wheelbase:

2625 mm (103.3 in)

Track Width Front:

1530 mm (60.2 in)

Track Width Rear:

1525 mm (60.0 in)

Weights

Curb Weight:

Approx. 1450 kg (3197 lbs)

Gross Vehicle Weight Rating:

N/A (Typically not specified as a single figure for performance models)

Towing Capacity:

Not recommended/specified

🛡️ Safety Features

Ratings

NHTSA Front Crash Test:

5-star rating (for 2005 model year, generally)

IIHS Side Crash Test:

Good (for similar models tested)

Active Features

Standard Anti-lock Braking System (ABS)

Traction Control:

Standard Traction Control System (TCS)

Electronic Stability Control:

Electronic Stability Control (VDC - Vehicle Dynamics Control) often standard or optional depending on market.

Passive Features

Airbags:

Driver and front passenger airbags, side curtain airbags (market dependent).

Seatbelts:

3-point seatbelts with pretensioners for all occupants.

Body Structure:

Reinforced chassis and safety cell designed for high-performance driving and impact absorption.

💡 Technology Features

Infotainment

Audio System:

Factory AM/FM/CD player with speaker system. Upgrade options are common.

Navigation:

Rarely equipped from factory on the 2005 STI, primarily aftermarket.

Driver Assistance

Cruise Control:

Standard cruise control system.

Keyless Entry:

Available on some trim levels.

Connectivity

Auxiliary Input:

Not typically standard, often requires aftermarket modification.

🔧 Maintenance

Service Intervals

Oil Change Interval:

Every 3,750 miles or 6 months, whichever comes first (severe driving conditions). Consult manual for specific recommendations.

Timing Belt Replacement:

Every 60,000 miles or 60 months (crucial for EJ207 engine integrity).

Spark Plug Replacement:

Typically around 30,000 miles, depending on plug type.

Fluid Specifications

Engine Oil:

SAE 5W-30 Synthetic (API SG or higher). Consult manual for exact specification.

Coolant:

Subaru Super Coolant (Blue) or equivalent ethylene glycol-based coolant with corrosion inhibitors.

Transmission Fluid:

API GL-5 SAE 75W-90 Gear Oil for manual transmission and transfer case. Consult manual for specific part numbers.

Differential Fluid:

API GL-5 SAE 75W-90 Gear Oil for front and rear differentials. Consult manual for specific part numbers.

Brake Fluid:

DOT 3 or DOT 4 Brake Fluid.

Known Issues

Ring Land Failure:

A known issue on some EJ series engines, especially when modified or driven aggressively without proper cooling and fueling. Manual covers piston inspection and clearances.

Clutch Wear:

Due to performance nature, clutches can wear faster than average. Manual provides clutch replacement procedures.

Head Gaskets:

While less common on the EJ207 compared to some other EJ variants, the manual details inspection and replacement procedures.

📚 Vehicle History

Brand Heritage

Motorsport Legacy:

Subaru's extensive history and success in World Rally Championship (WRC) heavily influenced the WRX STI's development and design.

Model Evolution

Second Generation:

The 2005 model represents the pre-facelift iteration of the second-generation Impreza (GD/GG), known for its rally-inspired performance and iconic styling.

Facelift Distinction:

The 2005 model features a distinct front-end design compared to the later 2006-2007 facelifted models.

Production

Production Years:

2000-2007 (GD/GG Chassis)

Manufacturing Location:

Gunma Prefecture, Japan

🏆 Awards & Recognition

Recognitions

Motorsport Achievements:

Multiple WRC Manufacturer and Driver championships for Subaru in previous years directly contributed to the STI's performance reputation.

Ratings

Performance Car Of The Year:

Frequently lauded by automotive publications for its handling, AWD system, and rally-bred performance.

Certifications

Emissions Standards:

Meets applicable emissions standards for its model year, with detailed information on emission control systems in the manual.