4-speed automatic gearbox (e.g., TZ1A) disassembly, assembly, hydraulic controls, torque converter, lubrication, electronic control unit (TCU).
Drivetrain:
Front and rear differentials, driveshafts, CV joints, transfer case, AWD system operation and repair.
Suspension:
Front struts, rear multi-link, springs, shock absorbers, control arms, bushings, wheel alignment specifications.
Brakes:
Front and rear brake systems (discs), ABS (Anti-lock Braking System) components and diagnosis, brake fluid specifications, caliper and rotor replacement.
Steering:
Power steering system (hydraulic), steering rack, column, tie rods, steering angle sensor.
Electrical System:
Battery, charging system (alternator), starter motor, lighting systems (headlights, taillights, interior), wiring diagrams, fuses, relays.
Body And Interior:
Door panels, dashboard removal, seats, carpets, exterior trim, body panel repair, rust prevention, glass replacement.
HVAC:
Heating, Ventilation, and Air Conditioning (HVAC) system, A/C compressor, condenser, evaporator, blower motor, climate control operation.
Front airbags, Side-curtain airbags (optional on some trims), crumple zones, anti-whiplash front head restraints.
Tire Specifications
Standard Tire Size:
215/60R16 or 215/55R17 (depending on trim)
Wheel Bolt Pattern:
5x100mm
💡 Technology Features
Infotainment
Infotainment System:
Basic AM/FM/CD player, optional premium audio systems, cassette player available on some trims.
Display Type:
Analog gauges, basic digital display for odometer and clock.
Driver Assistance
Driver Assistance Features:
ABS, EBD, optional Traction Control System (TCS) on some models.
Connectivity
Connectivity Options:
Limited to basic audio input (CD/cassette); no Bluetooth or USB connectivity in factory form.
🔧 Maintenance
Service Intervals
Oil And Filter Change:
Every 3,750 miles or 3 months (severe service) / 7,500 miles or 6 months (normal service).
Engine Air Filter Replacement:
Every 15,000 miles or 12 months.
Cabin Air Filter Replacement:
Every 15,000 miles or 12 months.
Spark Plug Replacement:
100,000 miles (Iridium type)
Coolant Flush Replacement:
Every 30,000 miles or 24 months.
Fluid Specifications
Brake Fluid:
DOT 3 (or DOT 4 compatible)
Power Steering Fluid:
ATF Dexron II/III (or Subaru compatible)
Windshield Washer Fluid:
Water with washer fluid additive
Known Issues
Head Gasket Leaks:
While less prevalent on this specific generation than earlier ones, head gasket leaks can still occur and are a critical repair.
Crankshaft Position Sensor Failure:
Can lead to stalling or no-start conditions.
Automatic Transmission Issues:
Potential for wear and tear over time, particularly on higher mileage units; fluid and filter changes are crucial.
Suspension Wear:
Bushings and struts can wear, affecting ride quality and alignment.
📚 Vehicle History
Brand Heritage
Subaru Heritage:
Known for Boxer engines and Symmetrical All-Wheel Drive systems, often appealing to outdoor enthusiasts and those in all-weather climates.
Model Evolution
Forester Generation 2:
The 2004 model year represents the second generation (SF series) of the Subaru Forester, which debuted for the 2003 model year with a significant redesign.
2004 Updates:
Minor refinements, including potential new trim packages and feature availability, but largely carried over from the 2003 redesign.
Production
Manufacturing Location:
Gunma Prefecture, Japan
🏆 Awards & Recognition
Recognitions
IIHS Safety Awards:
Consistently earned good ratings from IIHS for front impact protection.
Consumer Reports Ratings:
Generally received average to above-average reliability ratings, with specific model years showing stronger performance.
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