Engine:
2.5L Naturally Aspirated (EJ253), 2.5L Turbocharged (EJ255/EJ257 - GT models)
Fuel System:
Fuel injection, fuel pump, lines, tank, emissions control (EVAP).
Ignition System:
Ignition timing, spark plugs, coils, ignition control module.
Cooling System:
Radiator, thermostat, water pump, hoses, coolant specifications.
Exhaust System:
Exhaust manifold, catalytic converter, muffler, oxygen sensors.
Transmission:
4-speed automatic (4EAT), 5-speed manual (TY754).
Drivetrain:
All-Wheel Drive (AWD) system, differentials, driveshafts, CV joints.
Suspension:
Front struts, rear struts, control arms, bushings, coil springs, stabilizer bars.
Steering:
Power steering system, pump, rack and pinion, steering column.
Brakes:
Front ventilated discs, rear solid discs (standard), ABS system, brake fluid specifications.
Electrical System:
Battery, charging system, starter, lighting, fuses, relays, wiring diagrams.
HVAC:
Air conditioning, heating, climate control panel, blower motor, refrigerant.
Body Exterior:
Body panels, doors, hood, trunk, glass, trim, bumpers.
Body Interior:
Seats, dashboard, door panels, headliner, carpeting.
Chassis And Frame:
Frame structure, body mounting points, corrosion protection.
Diagnostic Troubleshooting:
OBD-II diagnostic trouble codes (DTCs), symptom-based troubleshooting guides.
Maintenance:
Scheduled maintenance intervals, oil changes, filter replacements, tune-ups.
Repair:
Detailed step-by-step repair procedures for all major components and systems.
Diagnostics:
Troubleshooting procedures, diagnostic flowcharts, pinpoint tests.
Adjustment:
Wheel alignment, parking brake adjustment, clutch adjustment.
Removal Installation:
Component removal and installation procedures (e.g., engine, transmission, suspension components).
Specifications Data:
Torque specifications, clearances, fluid capacities, pressure readings.
Wiring Diagrams:
Comprehensive electrical system wiring diagrams for all circuits.
Body Repair:
Dent repair, panel replacement, glass replacement, seam sealer application.
Depth:
Extensive, covering everything from basic maintenance to complete engine and transmission rebuilds.
Diagnostic Capability:
Advanced diagnostic procedures, including oscilloscope usage and sensor testing.
Rebuild Procedures:
Detailed instructions for rebuilding engines, transmissions, and other major components.
Displacement Na:
2.5 Liters (2498 cc)
Configuration Na:
Naturally Aspirated, Boxer-4 Cylinder
Horsepower Na:
165 hp @ 5600 rpm
Torque Na:
166 lb-ft @ 4000 rpm
Engine Code Turbo:
EJ255 (GT models), EJ257 (GT-Limited)
Displacement Turbo:
2.5 Liters (2457 cc)
Configuration Turbo:
Turbocharged, Boxer-4 Cylinder
Horsepower Turbo:
220 hp @ 5600 rpm (EJ255), 230 hp @ 5600 rpm (EJ257)
Torque Turbo:
236 lb-ft @ 3600 rpm (EJ255), 235 lb-ft @ 4000 rpm (EJ257)
Fuel Type:
Unleaded Gasoline
Injection Type:
Multi-port Electronic Fuel Injection (MPI)
Ignition Type:
Distributorless Electronic Ignition (Coil-on-plug for turbo models)
Oil Change Interval:
Every 3,750 miles or 3 months (severe conditions) / Every 7,500 miles or 7.5 months (normal conditions).
Air Filter Replacement:
Every 30,000 miles or 30 months.
Spark Plug Replacement:
Every 60,000 miles (copper plugs) / 100,000 miles (iridium plugs).
Transmission Fluid Change Auto:
Every 30,000 miles (severe) / 60,000 miles (normal).
Transmission Fluid Change Manual:
Every 30,000 miles (severe) / 60,000 miles (normal).
Coolant Flush:
Every 30,000 miles or 30 months.
Engine Oil Type:
SAE 5W-30, API SG or higher (check owner's manual for specific viscosity)
Coolant Type:
Subaru Super Coolant (50/50 mix of Subaru Super Coolant and distilled water)
Brake Fluid Type:
DOT 3 or DOT 4
Power Steering Fluid:
Subaru Genuine Power Steering Fluid or Dexron III ATF.
Head Gaskets:
While less common than in earlier generations, head gasket leaks can occur, particularly on higher-mileage vehicles. The manual details inspection and replacement procedures.
Wheel Bearings:
Front and rear wheel bearings can wear over time. The manual covers diagnosis and replacement.
Cv Axles:
Wear and tear on Constant Velocity (CV) axles and boots is common, especially with AWD components. Repair/replacement procedures are detailed.
Automatic Transmission Slippage:
Some 4EAT transmissions may exhibit slippage issues. The manual provides diagnostic steps for solenoids, clutches, and valve bodies.
Crank Position Sensor:
Failure of the crankshaft position sensor can lead to no-start or stalling conditions. The manual details testing and replacement.