Engine Mechanical:
Engine assembly, disassembly, diagnosis, repair for all specified engines
Fuel System:
Fuel delivery, injection, evaporative emissions (EVAP) system
Cooling System:
Radiator, water pump, thermostat, fan operation, coolant specifications
Lubrication System:
Oil pump, oil filter, lubrication specifications, oil change intervals
Ignition System:
Spark plugs, ignition coils, timing, diagnosis
Exhaust System:
Manifold, catalytic converter, mufflers, oxygen sensors
Transmission Manual:
Clutch, gearbox assembly, shifting mechanisms, fluid specifications
Transmission Automatic:
Torque converter, planetary gear sets, valve body, hydraulic circuits, fluid specifications
Drivetrain AWD:
All-Wheel Drive system operation, center differential, rear differential, drive shafts
Suspension Front:
MacPherson strut, control arms, sway bar, bushings
Suspension Rear:
Multi-link, trailing arms, springs, shock absorbers
Steering System:
Power steering pump, rack and pinion, tie rods, alignment specifications
Braking System:
Front and rear disc brakes, ABS system, brake fluid specifications, bleeding procedures
Wheels Tires:
Wheel bolt pattern, tire pressure specifications, wheel bearing replacement
Body Exterior:
Panel removal, door mechanisms, bumpers, glass, seals
Body Interior:
Seat removal, dashboard, trim panels, headliner, HVAC controls
Climate Control HVAC:
A/C system operation, refrigerant, blower motor, actuators, heater core
Lighting System:
Headlights, taillights, interior lighting, bulb specifications, wiring
Wiper Washer System:
Wiper motor, linkages, washer pump, fluid reservoir
Power Windows Locks:
Window regulators, motors, lock actuators, central locking system
Audio System:
Radio, speakers, antenna wiring
ECU Diagnostics:
On-Board Diagnostics (OBD-II) system, DTC code interpretation, sensor data
Wiring Diagrams:
Complete electrical schematics for all systems
Routine Maintenance:
Oil changes, filter replacements, fluid checks, tune-ups, spark plug replacement
Troubleshooting:
System-specific diagnostic flowcharts and symptom-based troubleshooting guides
Engine Rebuild:
Detailed instructions for engine disassembly, cleaning, inspection, and reassembly
Transmission Repair:
Step-by-step guides for automatic and manual transmission overhaul
Brake Repair:
Pad and rotor replacement, caliper service, brake line bleeding, ABS component replacement
Suspension Component Replacement:
Strut, shock absorber, ball joint, control arm, bushing replacement
Electrical Component Replacement:
Alternator, starter, battery, sensors, relays, actuators replacement
Body Panel Repair:
Door hinge adjustment, panel alignment, rust repair techniques
HVAC System Repair:
Component replacement, leak detection, refrigerant charging
Timing Belt Replacement:
Detailed procedure with critical timing marks and component torque specifications
Torque Specifications:
Comprehensive list of all critical fastener torque values
Depth Level:
Comprehensive factory-level repair and diagnostic information
Diagnostic Tools Required:
Includes specifications for common tools, diagnostic scanners, and specialized Subaru tools
Oil Change Interval:
Every 3,750 miles or 3 months
Engine Oil Filter Replacement:
At every oil change
Air Filter Replacement:
Every 15,000 miles or 12 months
Cabin Air Filter Replacement:
Not equipped on all models, check if applicable
Spark Plug Replacement:
Every 30,000 miles (copper plugs), 60,000 miles (platinum plugs - if equipped)
Timing Belt Replacement:
Every 60,000 miles or 4 years (critical maintenance item for EJ engines)
Transmission Fluid Change Manual:
Every 30,000 miles or 24 months
Transmission Fluid Change Automatic:
Every 30,000 miles or 24 months (severe duty: 15,000 miles)
Coolant Flush:
Every 30,000 miles or 24 months
Engine Oil Type:
API SG or SH, SAE 5W-30 or 10W-30 (check owner's manual for temperature ranges)
Engine Oil Capacity:
4.5 US quarts (4.3 L) with filter for EJ22, 4.7 US quarts (4.4 L) with filter for EJ25
Power Steering Fluid:
Subaru Power Steering Fluid or Dexron II/III ATF
Head Gasket Failure:
Common issue on EJ25D (non-turbo DOHC 2.5L) engines, especially if maintenance is neglected. Manual covers diagnosis and replacement.
Automatic Transmission Issues:
Some reports of premature wear or failure, especially if fluid is not changed regularly. Manual provides detailed troubleshooting.
Suspension Wear:
Typical wear items like bushings, ball joints, and struts/shocks over time. Manual details inspection and replacement.
Exhaust Manifold Cracks:
Can occur on EJ series engines due to heat cycles. Manual details inspection.