Segment:
Compact sports sedan/hatchback and crossover (Outback variant).
Competitors:
Mitsubishi Lancer Evolution, Honda Civic Si, Volkswagen GTI, Ford Focus SVT.
All Wheel Drive:
Standard Symmetrical All-Wheel Drive system on most variants, offering enhanced traction and handling.
Turbocharged Engine:
The WRX variant features a potent turbocharged boxer engine, a hallmark of Subaru performance.
Handling:
Renowned for its agile handling and responsive chassis, particularly in WRX and RS trims.
Utility:
Indispensable for DIY mechanics and professional technicians alike, providing the necessary knowledge for efficient repairs and maintenance.
Completeness:
Covers every facet of the vehicle, ensuring no detail is overlooked for accurate servicing.
Engine Mechanical:
Detailed inspection, disassembly, assembly, and repair procedures for all engine components (e.g., cylinder heads, pistons, crankshaft, camshafts).
Engine Management:
Troubleshooting and repair of fuel injection, ignition systems, emissions control, ECU diagnostics, sensor and actuator testing.
Drivetrain Transmission:
Repair and maintenance of manual and automatic transmissions, clutch systems, differentials, and transfer cases (including AWD components).
Suspension Steering:
Service procedures for front and rear suspension, shock absorbers, springs, control arms, power steering system, and alignment specifications.
Brakes:
Inspection, maintenance, and repair of braking systems including ABS, hydraulic components, brake pads, rotors, and parking brake.
Electrical Systems:
Wiring diagrams, troubleshooting guides for power distribution, lighting, instrument cluster, audio system, and other electrical components.
Body And Frame:
Panel repair, door mechanisms, glass replacement, body component removal and installation, chassis specifications.
Routine Maintenance:
Oil changes, filter replacements, spark plug service, fluid checks and replacements, belt inspections.
Troubleshooting:
Diagnostic flowcharts, common fault identification, and step-by-step repair solutions for various vehicle issues.
Component Rebuilds:
Detailed instructions for the overhaul and rebuilding of major mechanical components like engines and transmissions.
Diagnostics:
OBD-II scan tool usage, DTC interpretation, and systematic approaches to pinpointing mechanical and electrical faults.
Scope:
Comprehensive, from basic maintenance to advanced engine and transmission rebuilds, including electrical diagnostics and bodywork.
Engine Code:
EJ253 (non-turbo), EJ205 (WRX)
Configuration:
Naturally Aspirated Boxer-4 (EJ253), Turbocharged Boxer-4 (EJ205)
Displacement:
2.5 Liters (2457cc) for EJ253, 2.0 Liters (1994cc) for EJ205
Horsepower Ts Rs:
Approx. 165 hp @ 5600 rpm
Torque Ts Rs:
Approx. 166 lb-ft @ 4000 rpm
Horsepower Wrx:
Approx. 227 hp @ 5600 rpm
Torque Wrx:
Approx. 217 lb-ft @ 4000 rpm
Injection Type:
Multi-point Fuel Injection (MPI)
Fuel Type:
Unleaded Gasoline (91 octane or higher recommended for WRX)
Standard AWD:
Symmetrical All-Wheel Drive
5-Speed Manual:
Available on TS, RS, and WRX models.
4-Speed Automatic:
Available on TS and RS models.
Viscous Center Differential:
Integral to the AWD system for optimal torque distribution.
NHTSA Front Driver:
Good (for 2002 model year, specific tests apply)
NHTSA Front Passenger:
Good (for 2002 model year, specific tests apply)
ABS:
Standard on RS and WRX, optional or standard on TS depending on configuration.
Traction Control:
Optional on some models.
Airbags:
Dual front airbags, optional side airbags.
Seat Belts:
Three-point seat belts with pretensioners.
Audio System:
Factory AM/FM/CD player, with optional premium audio systems on some trims.
Climate Control:
Manual or automatic climate control systems depending on trim level.
Cruise Control:
Standard on most models.
Power Accessories:
Power windows, power door locks, and power mirrors were common features.
Oil Change Interval:
Typically every 3,750 miles or 6 months, whichever comes first (refer to manual for exact specifications and severe service conditions).
Fluid Specifications Engine Oil
Engine Oil Type:
SAE 5W-30 (API SG or higher) for naturally aspirated; SAE 5W-30 or 10W-30 synthetic recommended for WRX.
Fluid Specifications Coolant
Coolant Type:
Subaru Super Coolant (blue) or equivalent ethylene glycol-based coolant.
Fluid Specifications Transmission Fluid
Manual Transmission Fluid:
Subaru Gear Oil (API GL-5) or equivalent 75W-90.
Automatic Transmission Fluid:
Subaru ATF-HP or equivalent Dexron III/Mercon compatible fluid.
Head Gaskets:
While more prevalent on earlier EJ engines, some early second-generation models can experience head gasket leaks. The manual will detail inspection and replacement procedures.
Wrx Avcs Issues:
Problems with Active Valve Control System (AVCS) can arise, often related to oil pressure or clogged solenoids. The manual covers diagnostics for this.
Catalytic Converter:
Can become clogged over time, particularly on high-mileage or poorly maintained vehicles. Manual will provide replacement details.
Clutch Wear:
Can be accelerated with aggressive driving, especially on WRX models. Manual includes clutch inspection and replacement steps.
Subaru Focus:
Subaru's heritage is built on AWD technology and reliable boxer engines, often associated with rally racing and outdoor lifestyles.
Gc8 Generation:
The 2002 model is part of the second generation (GC8/GF8) Impreza, known for its sporty variants like the WRX.
Wrx Introduction:
The WRX (World Rally eXperimental) variant, a legend in rally sport, was introduced to the US market in 2002, significantly boosting Subaru's performance image.
Manufacturing Location:
Primarily Japan.
