Vehicle Segment:
Compact Crossover SUV
Key Selling Points:
Symmetrical All-Wheel Drive (standard on most trims), practicality, good visibility, solid build quality.
Primary Competitors 2004:
Honda CR-V, Toyota RAV4, Ford Escape, Mazda Tribute, Nissan Xterra.
Standard AWD:
Subaru's signature Symmetrical All-Wheel Drive system is a core feature, enhancing traction and stability.
Practicality:
Spacious interior for its class, good cargo capacity, and a comfortable ride for daily use and light adventuring.
Safety Focus:
Subaru's emphasis on safety, often leading to good crash test ratings.
Engine Systems:
Engine mechanical, engine control systems (ECM), fuel system, ignition system, cooling system, lubrication system, exhaust system, emissions control.
Transmission Systems:
Automatic Transmission (4-speed), Manual Transmission (5-speed), clutch system, transfer case, drivetrain (front and rear axles).
Suspension Steering:
Front suspension (struts, control arms), rear suspension (multi-link), power steering system, steering column, wheel alignment.
Braking Systems:
Front and rear brakes (disc), ABS (Anti-lock Braking System), parking brake.
Electrical Systems:
Battery, charging system, starting system, lighting (headlights, taillights, interior), instrument cluster, power windows, door locks, mirrors, wiper/washer system, horn, fuse box, relays, wiring diagrams.
Body Chassis:
Body construction, interior trim, exterior trim, doors, hood, tailgate, bumpers, frame, chassis components.
HVAC:
Heating, Ventilation, and Air Conditioning (HVAC) system, climate control, refrigerant system.
Safety Restraints:
Airbag system, seat belt system.
Maintenance Procedures:
Oil changes, filter replacements, spark plug replacement, fluid checks and top-offs, tire rotations, brake pad replacement, belt inspection and replacement.
Diagnostic Procedures:
Troubleshooting guides, diagnostic trouble codes (DTCs), sensor testing, component testing.
Repair Procedures:
Engine overhaul, transmission repair/rebuild, brake system repair, suspension component replacement, electrical system diagnostics and repair, body panel repair.
Component Replacement:
Detailed instructions for replacing major and minor components across all vehicle systems.
Depth Level:
Comprehensive from basic maintenance to complete engine and transmission rebuilds, including detailed electrical schematics and diagnostic procedures.
Diagnostic Capabilities:
Provides factory-level diagnostic procedures, component testing values, and troubleshooting flowcharts.
Technical Accuracy:
Officially licensed, ensuring factory accuracy for all specifications, procedures, and diagrams.
Digital Format:
Software application with searchable, hyperlinked content. May include PDF documents for specific sections.
Print Capability:
Printable pages are typically high resolution, suitable for professional use or home printing.
Binding Type:
N/A (Digital Software)
Paper Type:
N/A (Digital Software)
Search Capability:
Advanced search functionality allowing users to quickly find specific information by keywords, component names, or procedures.
Illustrations Diagrams:
Includes detailed diagrams, exploded views, wiring schematics, and step-by-step illustrations for repair procedures.
Engine Code:
EJ253 (Naturally Aspirated), EJ255 (Turbocharged - Forester XT models)
Engine Type:
Horizontally Opposed (Boxer) 4-Cylinder, DOHC, 16-valve
Displacement:
2.5 Liters (2457 cc)
Horsepower Na:
165 hp @ 5600 rpm (EJ253)
Torque Na:
166 lb-ft @ 3600 rpm (EJ253)
Horsepower Turbo:
210 hp @ 5600 rpm (EJ255 - Forester XT)
Torque Turbo:
235 lb-ft @ 3600 rpm (EJ255 - Forester XT)
Fuel Delivery:
Electronic Fuel Injection (EFI)
Fuel Type:
Unleaded gasoline, 87 octane (91 octane recommended for turbo models)
ECU:
Subaru Engine Control Unit (ECU) with OBD-II diagnostics.
Transmission Type Standard:
5-Speed Manual Transmission
Transmission Type Optional:
4-Speed Automatic Transmission with Sportshift
AWD System:
Symmetrical All-Wheel Drive (Active on Manual Trans, Variable on Auto Trans)
Automatic Transmission Fluid:
Subaru ATF-HP or Dexron III compatible (refer to manual for exact specification)
Manual Transmission Fluid:
GL-5 75W-90 Synthetic Gear Oil
Transfer Case Fluid:
GL-5 75W-90 Synthetic Gear Oil
Oil Change Interval:
Every 3,750 miles or 3 months (severe conditions); 7,500 miles or 6 months (normal conditions) - refer to manual for specific severe/normal driving definitions.
Engine Air Filter:
Replace every 30,000 miles or as needed based on inspection.
Cabin Air Filter:
Replace every 15,000 miles or 12 months.
Spark Plugs:
Replace every 60,000 miles (standard NGK platinum or iridium plugs).
Coolant Flush:
Replace coolant every 30,000 miles or 24 months.
Engine Oil:
SAE 5W-30, API SG, SH, SJ, SL or ILSAC GF-2, GF-3, GF-4.
Coolant:
Subaru Genuine Super Coolant (Blue) or equivalent silicate-free, long-life coolant (50/50 mix with distilled water).
Brake Fluid:
DOT 3 or DOT 4.
Head Gaskets:
While less prevalent than in earlier generations, EJ series engines can still be susceptible to head gasket leaks, particularly if overheated. The 2004 models are improved but still worth monitoring.
Catalytic Converter:
Can degrade over time, leading to reduced engine performance and check engine lights.
Wheel Bearings:
Can wear out prematurely, often indicated by humming or grinding noises.
Automatic Transmission:
Can sometimes develop shifting issues or overheating if not properly maintained or if used for heavy towing.
Subaru Founding:
Founded in 1953, originally as Fuji Heavy Industries.
AWD Introduction:
Subaru pioneered the widespread adoption of All-Wheel Drive in passenger cars.
Forester Launch:
First generation launched in 1997.
Second Generation:
The 2004 model represents the second generation (2003-2008), introduced with a redesign and more refined styling.
Trim Levels:
Offered in various trims like X, XS, XT, L, and Limited, with XT models featuring turbocharged engines.
Manufacturing Location:
Gunma Plant, Japan.