Vehicle Segment:
Compact SUV/Crossover
Key Selling Points:
Symmetrical All-Wheel Drive (standard), Practicality, Versatility, Subaru's reputation for reliability and safety
Primary Competitors:
Honda CR-V, Toyota RAV4, Mazda CX-5, Ford Escape, Nissan Xterra
Signature Features:
Standard Symmetrical AWD, Boxer Engine configuration, High Ground Clearance for its class, Spacious Interior for its size
Engine Systems:
Engine Mechanical, Engine Control System (ECU), Fuel System, Ignition System, Cooling System, Lubrication System, Exhaust System, Emission Control System
Transmission Systems:
Manual Transmission (5-speed), Automatic Transmission (4-speed) - including hydraulics, control systems, and drive axles
Drivetrain Systems:
All-Wheel Drive (AWD) System (Symmetrical AWD), Differentials (Front, Rear), Driveshafts, CV Joints
Suspension Steering:
Front MacPherson Strut, Rear Multi-link Suspension, Power Steering System (Hydraulic), Steering Column, Wheel Alignment Specifications
Brake Systems:
Front Ventilated Discs, Rear Solid Discs, ABS (Anti-lock Braking System), EBD (Electronic Brake-force Distribution), Brake Control Module, Hydraulic Lines, Parking Brake
Electrical Systems:
12V Battery, Alternator, Starter Motor, Lighting System (Headlights, Taillights, Interior), Fuses, Relays, Wiring Diagrams, Body Control Module (BCM), Immobilizer System
Climate Control HVAC:
Air Conditioning System, Heater Core, Blower Motor, Controls, Refrigerant System
Body Panels:
Body Repair, Sheet Metal Replacement, Door Mechanisms, Hood, Tailgate, Bumpers, Fenders, Glass Replacement
Interior Components:
Seating Systems, Dashboard, Trim Panels, Audio System, Airbag System (SRS)
Maintenance Procedures:
Oil and Filter Change, Air Filter Replacement, Spark Plug Replacement, Coolant Flush, Brake Fluid Flush, Differential Fluid Change, Transmission Fluid Change, Power Steering Fluid Change, Fuel Filter Replacement, Wiper Blade Replacement
Diagnostic Procedures:
OBD-II (On-Board Diagnostics) Scans, DTC (Diagnostic Trouble Code) Interpretation, Component Testing, Circuit Testing, Symptom-Based Troubleshooting Guides
Repair Procedures:
Engine Overhaul/Rebuild, Transmission Rebuild, Brake Component Replacement (Pads, Rotors, Calipers), Suspension Component Replacement (Shocks, Struts, Bushings), Steering Component Repair/Replacement, Electrical Component Diagnosis and Repair, HVAC System Repair, Body Panel Repair and Replacement
Troubleshooting Guides:
Detailed troubleshooting trees for common and uncommon issues across all major systems
Depth Of Information:
Comprehensive from basic maintenance to complete engine and transmission overhauls, including detailed wiring diagrams and diagnostic procedures
Engine Code Base Model:
EJ253 (2.5L Naturally Aspirated)
Engine Type:
Naturally Aspirated Flat-Four (Boxer)
Displacement:
2457 cc (2.5 Liters)
Bore X Stroke:
99.5 mm x 79.0 mm
Horsepower Hp Est:
165 hp @ 5600 rpm
Torque Lb-Ft Est:
166 lb-ft @ 4000 rpm
Engine Code Turbo Model:
EJ255 (2.5L Turbocharged - XT models)
Horsepower Hp Turbo Est:
210-230 hp (depending on trim)
Torque Lb-Ft Turbo Est:
235-250 lb-ft (depending on trim)
Fuel Delivery:
Multi-port Fuel Injection (MPI)
Fuel Type:
Unleaded Gasoline (87 octane recommended for NA, 91 octane for Turbo)
NHTSA Rollover Rating:
4 out of 5 stars (Second Generation)
IIHS Frontal Offset Rating:
Good (2005-2006 models)
IIHS Side Impact Rating:
Good (with side airbags)
ABS:
Standard (4-wheel Anti-lock Braking System)
Ebd:
Standard (Electronic Brake-force Distribution)
Traction Control:
Standard
Electronic Stability Control:
Available on select trims
Airbags Standard:
Driver and Front Passenger Airbags
Airbags Optional:
Side Curtain Airbags, Front Side Airbags (often optional or part of packages)
Seatbelts:
3-point seatbelts with pretensioners and load limiters
Oil Change Interval:
Every 3,750 miles or 3 months (severe conditions) / 7,500 miles or 6 months (normal conditions) - Check Owner's Manual for exact recommendation based on driving style.
Engine Air Filter Replacement:
Every 15,000 miles or 12 months
Spark Plug Replacement Na:
Every 100,000 miles (NGK Iridium)
Cabin Air Filter Replacement:
Every 15,000 miles or 12 months
Brake Fluid Flush:
Every 30,000 miles or 24 months
Transmission Fluid Change Auto:
Every 30,000 miles (severe conditions) / 60,000 miles (normal conditions) - Check Owner's Manual for specific recommendation.
Differential Fluid Change:
Every 30,000 miles
Engine Oil Type Na:
SAE 5W-30, API Certified (SJ, SL, or SM)
Engine Oil Type Turbo:
SAE 5W-30 or 10W-30, API Certified (SJ, SL, or SM) - High performance synthetic recommended for turbo models.
Coolant Type:
Subaru Super Coolant (Blue) or equivalent long-life ethylene glycol coolant
Transmission Fluid Type Auto:
Subaru ATF HP (High Performance) or Dexron III equivalent
Transmission Fluid Type Manual:
Subaru Manual Transmission Oil API GL-5 75W-90
Differential Fluid Type:
Subaru Differential Oil API GL-5 75W-90
Power Steering Fluid:
Subaru Power Steering Fluid or Dexron III ATF
Head Gaskets:
While less prevalent than in earlier generations, some 2.5L naturally aspirated engines (EJ253) can still experience head gasket leaks. The manual will detail diagnostic procedures and replacement instructions.
Catalytic Converter:
Early models can experience catalytic converter failure, often indicated by check engine lights and poor performance. This manual will cover related diagnostic codes and replacement.
Wheel Bearings:
Front wheel bearings can wear out prematurely, causing humming or grinding noises. The manual provides replacement procedures.
Rear Differential Leaks:
Seals on the rear differential can develop leaks. The manual covers inspection and seal replacement.
Climate Control Actuators:
HVAC mode door actuators can fail, leading to improper air direction. The manual details troubleshooting and replacement of these components.
Subaru Legacy:
Forester draws on Subaru's history of building rugged, all-wheel-drive vehicles, building upon the AWD technology pioneered in the Subaru Leone and Legacy models.
First Generation Launch:
The first generation Subaru Forester debuted in 1997 (as a 1998 model year) in Japan, with North American introduction in 1997 for the 1998 model year.
Second Generation Launch:
The second generation (SG) was introduced for the 2003 model year and received a significant facelift for the 2005 model year, which is covered by this manual.
Manufacturing Locations:
Primarily manufactured in Gunma, Japan.