2002 Subaru Impreza Service Repair Manual 02

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🏷️ Basic Information Identification Make: Subaru Model: Impreza Year: 2002 Codes Chassis Code: GD/GG Platform Generation: Second Generation (GD/GG) 👋 Introduction Market Position Segment: Compact Car / Rally Sport Icon...

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Tags: 2002 Car Cars Impreza Subaru

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Description

🏷️ Basic Information

Identification

Make:

Subaru

Model:

Impreza

Year:

Codes

Chassis Code:

GD/GG

Platform Generation:

Second Generation (GD/GG)

👋 Introduction

Market Position

Segment:

Compact Car / Rally Sport Icon

Target Audience:

Enthusiasts, DIY mechanics, professional service centers.

Competitive Analysis

Key Competitors:

Honda Civic, Toyota Corolla, Mitsubishi Lancer, Ford Focus

Key Features

Performance Orientation:

Known for its standard All-Wheel Drive (AWD) and performance variants (WRX).

Durability:

Subaru's reputation for robust engineering and AWD capability.

📋 Manual Details

Coverage Areas

Covered Models:

All 2002 Subaru Impreza models (e.g., Outback Sport, 2.5 RS, TS, WRX)

Page Count

Approximate Pages:

2000+

Manual Type

Type:

Comprehensive Service and Repair Manual

Language

Language:

English

Format

Format:

Digital (PDF)

📖 Manual Coverage

Systems Covered

Powertrain:

Engine (EJ20, EJ25), Transmission (Manual & Automatic), Drivetrain (AWD System)

Chassis:

Suspension (Front & Rear), Steering, Brakes (ABS, Standard), Wheels & Tires

Electrical:

Engine Control Module (ECM), Body Control Module (BCM), Lighting, Instrumentation, Audio System, HVAC Controls, SRS (Airbag) System

Body:

Exterior Body Panels, Interior Trim, Seats, Glass, Door Mechanisms, Body Sealing

Procedures Included

Maintenance:

Scheduled Maintenance Intervals, Fluid Changes (Oil, Coolant, Brake, Transmission, Differential), Filter Replacements, Lubrication Points

Diagnostics Troubleshooting:

DTC (Diagnostic Trouble Code) Interpretation, Symptom-Based Troubleshooting Charts, Electrical Schematics, Component Testing Procedures

Repair Overhaul:

Engine Reassembly, Transmission Rebuilds, Suspension Component Replacement, Brake System Overhaul, Electrical Component Repair

Installation Adjustment:

Timing Belt Replacement, Clutch Replacement, Suspension Alignment, Brake Pad/Rotor Replacement, Sensor Calibration

Technical Depth

Depth:

Factory-level detail, suitable for professional technicians and advanced DIY enthusiasts.

Scope:

Covers everything from routine maintenance and fluid checks to complete engine and transmission rebuilds, electrical system diagnostics, and body repair.

📊 Manual Specifications

File Format

File Type:

Searchability:

Searchable text for quick information retrieval.

Printability:

Printable pages for workshop use.

Print Quality

Image Resolution:

High-resolution diagrams, schematics, and illustrations.

Binding Type

Binding:

N/A (Digital Format)

Paper Type

Paper Quality:

N/A (Digital Format)

⚙️ Engine Specifications

Primary Engine

Engine Code Standard:

EJ253 (2.5L SOHC NA)

Engine Code Performance:

EJ205 (2.0L DOHC Turbocharged - WRX)

Performance

Horsepower 2.5I:

165 hp @ 5600 rpm

Torque 2.5I:

166 lb-ft @ 4000 rpm

Horsepower Wrx:

227 hp @ 5600 rpm

Torque Wrx:

240 lb-ft @ 3000 rpm (approx)

Fuel System

Injection Type:

Multi-Point Fuel Injection (MPI)

Fuel Type:

Unleaded Gasoline (91 octane recommended for WRX)

Engine Design

Configuration:

Horizontally Opposed (Boxer) 4-cylinder

Displacement Na:

2.5 Liters (2457 cc)

Displacement Turbo:

2.0 Liters (1994 cc)

🔧 Transmission

Standard

Type Na Models:

5-Speed Manual Transmission

Optional

Type Na Models:

4-Speed Automatic Transmission

Features

Drivetrain:

Symmetrical All-Wheel Drive (AWD) standard on all trims.

AWD System Type:

Viscous coupling center differential (manual), electronically controlled multi-plate clutch center differential (automatic).

Fluid Specifications

Manual Transmission Fluid:

Subaru Extra-S Gear Oil (API GL-5, SAE 75W-90) or equivalent.

Automatic Transmission Fluid:

Subaru ATF-HP or equivalent.

📐 Dimensions

Exterior

Length:

174.4 inches (4430 mm)

Width:

66.9 inches (1700 mm)

Height:

55.1 inches (1400 mm)

Wheelbase:

99.9 inches (2535 mm)

Weights

Curb Weight Approx:

2900-3100 lbs (1315-1406 kg)

Cargo

Trunk Volume:

11.4 cu ft (323 L) (Sedan), 24.0 cu ft (712 L) (Wagon/Outback Sport)

Wheels Tires

Wheel Bolt Pattern:

5x100mm

Standard Tire Size:

205/50R16 or 215/40R17 (WRX)

🛡️ Safety Features

Ratings

NHTSA Front Impact:

4 Stars

NHTSA Side Impact:

4 Stars

Passive Features

Airbags:

Driver and Passenger Frontal Airbags, Optional Side Airbags

Seatbelts:

3-point front and rear seatbelts with pretensioners and load limiters.

Body Structure:

Reinforced safety cage construction.

Active Features

Anti-lock Braking System (ABS) available.

Traction Control:

Available on some trims/optional.

💡 Technology Features

Infotainment

Audio System:

Standard AM/FM/CD player, optional premium audio systems.

Navigation:

Not typically offered from the factory in 2002. Aftermarket integration covered.

Driver Assistance

Cruise Control:

Standard on most trims.

All Wheel Drive:

Standard Symmetrical AWD is the primary technological feature for stability and traction.

🔧 Maintenance

Service Intervals

Oil Change Interval:

Every 3,000-5,000 miles or 3-6 months (depending on driving conditions).

Timing Belt Replacement:

Every 105,000 miles or 7 years (critical for EJ engines).

Spark Plug Replacement:

Approximately 30,000-60,000 miles (depending on plug type).

Fluid Specifications

Engine Oil Type:

SAE 5W-30 Synthetic (API SM/SL or ILSAC GF-4/GF-3 recommended). Consult manual for severe duty.

Coolant Type:

Subaru Super Coolant (Blue) or equivalent silicate-free, long-life coolant.

Brake Fluid Type:

DOT 3 or DOT 4.

Known Issues

Head Gaskets:

While less prevalent than on earlier EJ engines, the 2.5L NA engines can still be susceptible to head gasket leaks over time. Manual details inspection and replacement.

Oil Consumption:

Some EJ engines, particularly turbo variants, can exhibit increased oil consumption. Manual provides diagnostic procedures.

Clutch Wear:

Standard wear item for manual transmission models, especially under spirited driving. Manual covers inspection and replacement.

Wrx Turbo Issues:

Turbocharger reliability can be affected by oil starvation or overheating if maintenance is neglected. Manual provides specific turbo care guidelines.

📚 Vehicle History

Brand Heritage

Subaru Identity:

Subaru, known for its Symmetrical All-Wheel Drive and horizontally opposed Boxer engines, has a history rooted in aviation and robust, reliable vehicles.

Model Evolution

Impreza Genesis:

The Impreza was introduced globally in 1992 as a compact car, quickly gaining a reputation for its AWD capabilities and, especially with the WRX variant, its rally sport heritage.

Second Gen Introduction:

The second generation (GD/GG) debuted in 2000 (model year 2002 in North America), featuring a more rounded and aerodynamic design compared to the first generation.

Production

Manufacturing Locations:

Primarily manufactured in Gunma, Japan.

Model Variants 2002:

Offered as Sedan and Wagon body styles. Key trims included Outback Sport, 2.5 RS, TS, and the performance-oriented WRX.

🏆 Awards & Recognition

Recognitions

Sports Car International:

Subaru Impreza WRX named 'Sports Car International's' best sports sedan of the year in 2002.

Car And Driver:

Often featured on Car and Driver's '10Best' lists in various configurations and years for its performance and value.

Ratings

Ican Drive:

Consistently praised for its driving dynamics and AWD system by automotive critics.