Engine:
Comprehensive coverage including diagnosis, repair, and overhaul of 2.5L EJ25 SOHC and DOHC engines.
Fuel System:
Detailed procedures for fuel injection system (EFI), fuel pump, injectors, pressure regulator, and emissions control.
Cooling System:
Radiator, cooling fan, water pump, thermostat, hoses, and coolant specifications.
Exhaust System:
Catalytic converter, mufflers, exhaust manifold, and emissions components.
Transmission Manual:
Service and repair procedures for the 5-speed manual transmission (e.g., TY754). Clutch system, gearshift linkage, and internal components.
Transmission Automatic:
Service and repair procedures for the 4-speed automatic transmission (e.g., 4EAT). Torque converter, valve body, planetary gears, and electronic controls.
Drivetrain:
All-Wheel Drive (AWD) system, viscous coupling center differential, front and rear differentials, driveshafts, and axles.
Suspension Front:
MacPherson strut design, control arms, ball joints, sway bar, and wheel alignment specifications.
Suspension Rear:
Multi-link independent rear suspension, shock absorbers, springs, control arms, and bushings.
Brakes Front:
Ventilated disc brake system, calipers, pads, rotors, and ABS components.
Brakes Rear:
Solid disc brake system (or drum for some early models/markets), calipers, pads, rotors, and parking brake mechanism.
Steering:
Power steering system, steering rack, power steering pump, fluid, and column components.
Electrical System:
Battery, alternator, starter motor, wiring diagrams, fuse box layout, and ignition system.
Lighting:
Headlights, taillights, interior lights, and bulb specifications.
Body And Frame:
Body panel removal and installation, door mechanisms, hinges, latches, and structural components.
Interior Trim:
Dashboard, upholstery, seat removal, door panels, and console components.
HVAC:
Heating, ventilation, and air conditioning system components, refrigerant, and diagnosis.
Safety Systems:
Airbag system components and diagnosis, seat belts.
Maintenance:
Scheduled maintenance, oil changes, filter replacements, fluid checks, tune-ups, belt replacement, spark plug service.
Troubleshooting:
Diagnostic flowcharts, symptom-based troubleshooting, common fault codes, and diagnostic procedures.
Repair:
Step-by-step repair instructions for all major vehicle systems, including component removal, disassembly, inspection, repair, and reassembly.
Specifications:
Torque specifications, clearances, tolerances, fluid capacities, and component measurements.
Wiring Diagrams:
Comprehensive electrical system wiring diagrams for all circuits.
Diagnostic Capability:
Advanced diagnostic procedures, including reading OBD-II codes, live data interpretation, and sensor testing.
Rebuild Procedures:
Complete engine and transmission rebuild procedures with detailed component specifications and assembly sequences.
Component Level Repair:
Detailed instructions for repairing individual components, such as fuel injectors, brake calipers, or CV joints.
Oil Change Interval:
Every 3,750 miles or 6 months (severe conditions) / 7,500 miles or 12 months (normal conditions) - consult manual for specifics.
Air Filter Replacement:
Every 15,000 miles or 12 months.
Spark Plug Replacement:
Every 30,000 miles (refer to specific plug type).
Timing Belt Replacement:
Every 105,000 miles or 105 months for EJ25 engines (critical maintenance item).
Engine Oil Type:
SAE 5W-30, API SG or higher. Consult manual for exact specifications and API categories.
Coolant Type:
Subaru Super Coolant (blue) or equivalent ethylene glycol-based coolant with deionized water (50/50 mix).
Transmission Fluid Manual:
API GL-5, SAE 75W-90 gear oil (for manual transmission).
Transmission Fluid Automatic:
Subaru Genuine ATF HP or equivalent (for automatic transmission).
Brake Fluid Type:
DOT 3 or DOT 4 brake fluid.
Head Gaskets:
While less prevalent on the EJ25 in the Forester compared to WRX/STI models, head gasket leaks can still occur, especially with age and mileage. The manual will detail inspection and replacement procedures.
Timing Belt:
Timing belt failure can cause catastrophic engine damage. Strict adherence to the replacement interval is crucial. Manual covers replacement and related component checks (tensioner, idlers).
Cv Joints:
Front CV joint boots are susceptible to tearing, leading to joint failure. Manual provides inspection and replacement details.
Oxygen Sensors:
Oxygen sensors can become fouled or fail over time, affecting fuel economy and emissions. Manual details testing and replacement.