Engine Mechanical:
Engine assembly, disassembly, inspection, repair, overhaul (EJ18, EJ20, EJ22, EJ25 variants likely covered)
Engine Fuel System:
Fuel injection system, fuel pump, injectors, fuel pressure regulator, EVAP system
Engine Cooling System:
Radiator, thermostat, water pump, coolant hoses, fan operation
Engine Lubrication System:
Oil pump, oil filter, oil pan, lubrication passages, oil pressure checks
Ignition System:
Spark plugs, ignition coils, distributor (if applicable), ignition timing
Exhaust System:
Exhaust manifold, catalytic converter, mufflers, pipes, oxygen sensors
Transmission Manual:
Gearbox overhaul, clutch assembly, shift linkage, lubrication
Transmission Automatic:
ATF, valve body, torque converter, transmission control, rebuild procedures
Drivetrain:
Front and rear differentials, driveshafts, CV joints, AWD system (if applicable)
Suspension Front:
Struts, control arms, ball joints, bushings, stabilizer bars
Suspension Rear:
Shocks, trailing arms, bushings, stabilizer bars
Steering System:
Power steering pump, rack and pinion, steering column, tie rods
Brake System Front:
Disc brakes, calipers, pads, rotors, brake lines, ABS components (if equipped)
Brake System Rear:
Disc or drum brakes, calipers/wheel cylinders, pads/shoes, rotors/drums, parking brake
Electrical System:
Battery, alternator, starter motor, wiring diagrams, fuses, relays
Lighting System:
Headlights, taillights, interior lights, fog lights
HVAC System:
Air conditioning, heater core, blower motor, controls, refrigerant handling
Body Interior:
Door panels, dashboard removal, seat removal, trim components
Body Exterior:
Body panel removal/installation, bumpers, fenders, doors, hoods, trunk lid
Glass And Seals:
Windshield, side glass, rear glass replacement, seal maintenance
Safety Systems:
Seat belts, airbag system (if equipped), pre-tensioners
Diagnostic Troubleshooting:
Fault codes, diagnostic procedures, symptom-based troubleshooting guides
Basic Maintenance:
Oil changes, filter replacements, fluid checks, tune-ups
Component Removal Installation:
Step-by-step guides for removing and installing major components
Overhaul Rebuild:
Detailed procedures for rebuilding engines, transmissions, and other major sub-assemblies
Alignment Specifications:
Wheel alignment angles and adjustments
Torque Specifications:
Precise torque values for critical fasteners
Electrical Diagnostics:
Troubleshooting electrical faults using wiring diagrams and test procedures
Specifications Data:
Comprehensive technical data, measurements, and tolerances
Depth Of Coverage:
Full workshop level, suitable for professional technicians and advanced DIYers
Diagnostic Capabilities:
Advanced diagnostic procedures and troubleshooting trees
Rebuild Details:
In-depth rebuild instructions for major mechanical and electrical components
Oil Change Interval:
Typically every 3,750 to 5,000 miles (6,000 to 8,000 km) or 6 months, whichever comes first.
Air Filter Replacement:
Every 15,000 to 30,000 miles (24,000 to 48,000 km) or as needed based on driving conditions.
Spark Plug Replacement:
Typically every 30,000 to 60,000 miles (48,000 to 96,000 km), depending on plug type.
Timing Belt Replacement:
Crucial for EJ engines: Recommended every 60,000 to 100,000 miles (96,000 to 160,000 km) or 5-7 years. Failure can cause catastrophic engine damage.
Engine Oil Type:
API SG or SH, SAE 5W-30 or 10W-30 recommended (check owner's manual for exact spec).
Coolant Type:
Subaru Genuine Coolant or equivalent; a 50/50 mix of ethylene glycol and distilled water.
Transmission Fluid Manual:
API GL-5, SAE 75W-90 gear oil.
Transmission Fluid Automatic:
Subaru ATF-HP or Dexron III equivalent (check manual for precise specification).
Brake Fluid Type:
DOT 3 or DOT 4 brake fluid.
Head Gaskets:
While more prevalent in later generations, early EJ engines can be susceptible to head gasket leaks, especially with overheating.
Oil Leaks:
Common areas for leaks include valve cover gaskets, oil pan gaskets, and rear main seals.
Cooling System:
Radiator leaks, hose deterioration, and fan motor failures can occur.
Suspension Wear:
Bushings, ball joints, and tie rod ends are common wear items, especially on higher mileage vehicles.