Segment:
        
        
            Mid-size Crossover/Wagon, known for its AWD system and utility
        
     
    
    
        
            Competitors:
        
        
            Toyota Camry/Avalon (wagon variants), Ford Explorer, Jeep Cherokee, Mitsubishi Montero Sport
        
     
    
    
        
            Defining Features:
        
        
            Standard Symmetrical AWD, Boxer Engine, Wagon/SUV Hybrid Design
        
     
    
    
        
            Primary Users:
        
        
            DIY Mechanics, Independent Repair Shops, Subaru Enthusiasts
        
     
 
    
    
    
        
            Engine:
        
        
            2.5L EJ25D SOHC & DOHC, Turbocharged EJ22T (if applicable to specific markets/trims)
        
     
    
        
            Transmission:
        
        
            4-Speed Automatic (4EAT), 5-Speed Manual
        
     
    
        
            Drivetrain:
        
        
            Symmetrical All-Wheel Drive (AWD) System
        
     
    
        
            Suspension:
        
        
            Front MacPherson Struts, Rear Multi-link Independent
        
     
    
        
            Brakes:
        
        
            Front Ventilated Discs, Rear Solid Discs (ABS systems covered)
        
     
    
        
            Steering:
        
        
            Power Assisted Rack and Pinion
        
     
    
        
            Electrical:
        
        
            Engine Control Module (ECM), Ignition, Lighting, Instrumentation, Body Electrical, HVAC
        
     
    
        
            Bodywork:
        
        
            Exterior Panels, Interior Trim, Doors, Windows, Seats
        
     
    
    
        
            Routine Maintenance:
        
        
            Oil Changes, Filter Replacements, Fluid Checks/Changes, Spark Plugs, Belts
        
     
    
        
            Engine Repair:
        
        
            Head Gasket Replacement, Timing Belt Service, Valve Adjustments, Piston/Ring Replacement
        
     
    
        
            Transmission Service:
        
        
            Fluid Changes, Seal Replacements, Clutch Replacement (Manual), Valve Body Diagnosis (Automatic)
        
     
    
        
            Suspension And Steering:
        
        
            Strut/Shock Replacement, Bushing Replacement, Wheel Alignment Procedures
        
     
    
        
            Brake System Repair:
        
        
            Pad/Rotor Replacement, Caliper Rebuild, Brake Line Replacement, ABS Module Service
        
     
    
        
            Electrical Diagnostics:
        
        
            Wiring Diagrams, Component Testing, Troubleshooting Common Faults
        
     
    
        
            Body And Interior:
        
        
            Door Panel Removal, Trim Piece Installation, Seat Adjustment/Replacement
        
     
    
        
            Troubleshooting:
        
        
            Diagnostic Flowcharts, Symptom-Based Repair Guides
        
     
    
    
        
            Depth:
        
        
            Comprehensive rebuild procedures, detailed diagnostic trees, specific torque specifications, electrical schematics
        
     
 
    
    
    
        
            Engine Code And Type:
        
        
            EJ25D (2.5L SOHC Naturally Aspirated Boxer-4), EJ25D DOHC (higher performance variant)
        
     
    
    
        
            Horsepower Ej25D Sohc:
        
        
            165 hp @ 5600 rpm
        
     
    
        
            Torque Ej25D Sohc:
        
        
            155 lb-ft @ 4400 rpm
        
     
    
        
            Horsepower Ej25D DOHc:
        
        
            167 hp @ 5700 rpm
        
     
    
        
            Torque Ej25D DOHc:
        
        
            162 lb-ft @ 4400 rpm
        
     
    
    
        
            Induction:
        
        
            Multi-Point Fuel Injection (MPFI)
        
     
    
    
        
            Coolant Type:
        
        
            Subaru Super Coolant (or equivalent P-HOAT) - Blue
        
     
    
    
        
            Spark Plug Type:
        
        
            NGK PFR5G-11
        
     
    
    
        
            Replacement Interval:
        
        
            105,000 miles / 7 years (whichever comes first)
        
     
 
    
    
    
        
            Type Usdm:
        
        
            4-Speed Automatic Transmission (4EAT)
        
     
    
    
        
            Type Usdm:
        
        
            5-Speed Manual Transmission
        
     
    
    
        
            AWD System Type:
        
        
            Active All-Wheel Drive (viscous coupling center differential for Manual, electronically controlled clutch for Automatic)
        
     
    
    
        
            Automatic Transmission Fluid:
        
        
            Subaru ATF (Dexron III equivalent)
        
     
    
        
            Manual Transmission Fluid:
        
        
            GL-5 75W-90 Gear Oil
        
     
 
    
    
    
        
            NHTSA Frontal Impact Driver:
        
        
            4-Star (1998 Model Year)
        
     
    
        
            NHTSA Frontal Impact Passenger:
        
        
            4-Star (1998 Model Year)
        
     
    
        
            IIHS Side Impact:
        
        
            Acceptable (Variable by Year/Configuration)
        
     
    
    
        
            ABS:
        
        
            Standard (4-Wheel Anti-lock Braking System)
        
     
    
    
        
            Airbags:
        
        
            Driver and Passenger Frontal Airbags
        
     
    
        
            Seat Belts:
        
        
            3-point front and rear seat belts
        
     
 
    
    
    
        
            Oil Change Interval:
        
        
            3,750 miles / 6 months (severe conditions) or 7,500 miles / 12 months (normal conditions)
        
     
    
        
            Engine Air Filter:
        
        
            15,000 miles / 12 months
        
     
    
        
            Cabin Air Filter:
        
        
            N/A (Not standard on all trims)
        
     
    
    
        
            Engine Oil Type Viscosity:
        
        
            SAE 5W-30 (API SH or higher)
        
     
    
        
            Engine Oil Capacity:
        
        
            4.7 US quarts (4.4 liters) with filter change
        
     
    
        
            Coolant Capacity:
        
        
            7.7 US quarts (7.3 liters)
        
     
    
    
    
        
            Common Problem 1:
        
        
            Head Gasket Failure (EJ25D engine is particularly susceptible due to design)
        
     
    
        
            Common Problem 2:
        
        
            Camshaft Seal Leaks
        
     
    
        
            Common Problem 3:
        
        
            Oil Pan Gasket Leaks
        
     
    
        
            Common Problem 4:
        
        
            Coolant Leaks (radiator, hoses)
        
     
    
        
            Common Problem 5:
        
        
            Automatic Transmission Slipping/Harsh Shifting (especially with age/mileage)