Engine Mechanical:
Engine assembly, cylinder heads, crankshaft, pistons, connecting rods, camshafts, valve train, timing belts/chains, lubrication system, cooling system.
Engine Management:
Fuel injection system, ignition system, emissions control, sensors (MAF, O2, TPS, etc.), ECU diagnostics and programming.
Transmission Manual:
Clutch system, gearbox disassembly and assembly, gear selection, synchronizers, bearings, seals, fluid specifications.
Transmission Automatic:
Torque converter, valve body, planetary gear sets, hydraulic control system, transmission fluid, shift solenoids, electronic control unit (TCU) diagnostics.
Drivetrain AWD:
Center differential, front and rear differentials, drive shafts, CV joints, viscous coupling unit (VCU), AWD system operation and diagnostics.
Brakes:
Hydraulic system, master cylinder, brake calipers, brake pads, brake discs/rotors, ABS system (sensors, modulator, control module), parking brake.
Suspension:
Front suspension (struts, control arms, ball joints, sway bar), rear suspension (multi-link, struts, trailing arms), wheel bearings, alignment specifications.
Steering:
Power steering system (pump, rack and pinion, fluid), steering column, linkage, alignment.
Electrical System:
Battery, charging system (alternator), starting system (starter motor), lighting systems (headlights, taillights, interior), fuses, relays, wiring diagrams, component testing.
Body Exterior:
Body panel removal and installation, doors, hood, tailgate, bumpers, glass, seals, trim, rust prevention and repair.
Body Interior:
Dashboard removal, seating, upholstery, door panels, headliner, HVAC system components (dash removal, blower motor, evaporator), trim panels.
HVAC:
Air conditioning system (compressor, condenser, evaporator, refrigerant, charging procedures), heating system, climate control unit, blower motor, ducting.
Safety Systems:
Airbag system (SRS components, deployment, sensors, control module), seatbelt mechanisms, ABS diagnostics.
Preventive Maintenance:
Scheduled maintenance, oil changes, filter replacements, fluid checks and top-offs, spark plug replacement, tire rotation, brake inspections.
Troubleshooting:
Diagnostic charts, symptom-based troubleshooting, fault code interpretation, electrical circuit testing, component testing.
Repair Procedures:
Detailed step-by-step instructions for component removal, installation, rebuilding, and adjustment.
Component Rebuilding:
Engine, transmission, differential, brake caliper, power steering rack rebuilding procedures.
Electrical Diagnostics:
Wiring diagrams, pinout charts, continuity testing, voltage drop testing, component resistance testing.
Suspension Alignment:
Wheel alignment angles (camber, caster, toe), adjustment procedures.
HVAC Service:
Refrigerant charging, leak detection, component replacement, blower motor replacement, cabin filter replacement.
Bodywork:
Panel alignment, door hinge adjustment, glass replacement, bumper repair/replacement.
Depth:
Comprehensive from basic maintenance to complete engine and transmission rebuilds, including advanced electrical diagnostics and body repair.
Diagrams Illustrations:
Tons of detailed pictures and diagrams included for visual guidance.
Data Tables:
Torque specifications, clearances, fluid capacities, electrical resistance values, diagnostic data.
Oil Change Interval:
Every 3,000 - 7,500 miles (5,000 - 12,000 km) or 6-12 months, depending on driving conditions and oil type used (consult manual for specifics).
Timing Belt Replacement:
Recommended every 60,000 - 105,000 miles (96,000 - 168,000 km) or 5-7 years for EJ engines. Critical replacement item.
Coolant Flush:
Every 30,000 - 50,000 miles (48,000 - 80,000 km) or 2-3 years.
Brake Fluid Flush:
Every 24,000 - 30,000 miles (38,000 - 48,000 km) or 2 years.
Engine Oil Specification:
5W-30 or 10W-30 API SG or higher, synthetic blend or full synthetic recommended.
Coolant Type:
Subaru Super Coolant (Blue) or equivalent Ethylene Glycol based coolant.
Power Steering Fluid:
Subaru Genuine Power Steering Fluid or Dexron III equivalent.
Head Gasket Failure:
Common issue on EJ25D engines (internal coolant leaks, oil contamination). EJ251 engines are generally more robust but can still be affected.
Oil Leaks:
Valve cover gasket, oil pan gasket, and front crankshaft seal leaks can occur with age.
Automatic Transmission Issues:
Some units may experience delayed shifts or solenoid issues, particularly with neglected fluid maintenance.
Suspension Wear:
Worn ball joints, tie rod ends, and sway bar links are common due to age and driving conditions.
Exhaust System Corrosion:
Rust and corrosion on the exhaust system, particularly in areas with road salt.