🏷️ Basic Information

Make:

Subaru

Model:

Legacy Outback

Product Name:

SUBARU LEGACY OUTBACK 2.5L 3.0L Turbo Full Service & Repair Manual 2008-2009

Model Years:

2008, 2009

Engine Codes:

2.5L Naturally Aspirated (EJ253), 3.0L Naturally Aspirated (EZ30D), 2.5L Turbocharged (EJ255 - likely for XT models)

👋 Introduction

Positioning:

The Subaru Legacy Outback is a versatile crossover wagon, positioned as a practical and capable alternative to traditional SUVs, emphasizing all-wheel-drive capability and a comfortable ride for both on-road and light off-road use. For 2008-2009, it represented the fourth generation (BP/BL chassis).

Competitors:

Competed with vehicles like the Toyota RAV4, Honda CR-V, Ford Escape, and its own sibling, the Subaru Forester. Its key differentiator was the standard Symmetrical All-Wheel Drive system and wagon-like driving dynamics combined with increased ride height and cargo space.

Features For Years:

Standard Symmetrical All-Wheel Drive, boxer engines, comfortable and spacious interior, excellent visibility, refined ride quality, available turbocharged engine (XT models), good safety ratings.

Value Proposition:

This comprehensive factory service manual provides the same detailed information used by Subaru dealership technicians, enabling owners to perform all maintenance, troubleshooting, and repair tasks accurately and efficiently, saving significant costs compared to dealership labor.

📋 Manual Details

Comprehensive Coverage:

All mechanical, electrical, body, and systems repairs, diagnostics, and maintenance.

Estimated Page Count:

Over 2000 pages (typical for full factory service manuals of this era).

Type:

Factory Service Manual / Workshop Manual / Repair Manual

Language:

English

Format:

Digital Download (likely PDF)

📖 Manual Coverage

Powertrain:

Engine mechanical (all variants), engine management (ECU, sensors, actuators), fuel system, ignition system, exhaust system, transmission (automatic and manual), drivetrain (AWD system, differentials, axles).

Chassis:

Suspension (front and rear), steering system, braking system (ABS, EBD), wheels and tires.

Electrical:

12V electrical system, battery, charging system (alternator), starting system, lighting (headlights, taillights, interior), instrument cluster, power windows, power locks, mirrors, wipers, horn, audio system, climate control system, airbags (SRS), immobilizer, body control module (BCM).

Body And Frame:

Body panels, doors, hood, trunk, interior trim, seats, glass, structural components, corrosion protection.

Maintenance:

Routine inspections, fluid changes (oil, coolant, brake fluid, transmission fluid, power steering fluid, differential fluid), filter replacements (oil, air, fuel, cabin), spark plug replacement, belt replacement, lubrication.

Repair:

Engine overhaul, cylinder head repair, piston and connecting rod installation, crankshaft installation, camshaft replacement, timing belt/chain service, fuel injector replacement, EGR system service, turbocharger repair/replacement, transmission overhaul, clutch replacement, axle seal replacement, brake caliper overhaul, suspension component replacement (struts, control arms, bushings), steering rack replacement, power steering pump replacement, exhaust system repair, catalytic converter replacement, starter replacement, alternator replacement, radiator replacement, AC system service, airbag system diagnostics and replacement.

Diagnostics:

Troubleshooting guides, diagnostic trouble codes (DTCs), wiring diagrams, component testing procedures, scan tool usage, circuit testing, pressure testing (fuel, oil, coolant, HVAC).

Specifications And Data:

Torque specifications, clearances, fluid capacities, electrical component resistance and voltage readings, diagnostic parameters, measurement guidelines.

Depth:

Expert level, suitable for professional technicians and advanced DIYers. Covers everything from basic maintenance to complete engine and transmission rebuilds, electrical system diagnostics, and bodywork repairs.

📊 Manual Specifications

Format:

Digital PDF

Quality:

High-resolution, clear diagrams and text. Searchable text for easy navigation.

Binding:

N/A (Digital Download)

Paper Type:

N/A (Digital Download)

⚙️ Engine Specifications

2.5L Naturally Aspirated:

Engine Code: EJ253. Displacement: 2457cc. Configuration: 2.5L Flat-4 (Boxer). Bore x Stroke: 99.5mm x 79.0mm. Compression Ratio: 10.7:1. Power Output: Approximately 170-175 hp @ 5800-6000 rpm. Torque Output: Approximately 166-170 lb-ft @ 4000-4400 rpm. Fuel Delivery: Sequential Multi-Port Fuel Injection (MPI). Emissions: California PZEV (Partial Zero Emission Vehicle) or ULEV (Ultra Low Emission Vehicle) dependent on region.

3.0L Naturally Aspirated:

Engine Code: EZ30D. Displacement: 2999cc. Configuration: 3.0L Flat-6 (Boxer). Bore x Stroke: 89.2mm x 79.3mm. Compression Ratio: 10.7:1. Power Output: Approximately 245 hp @ 6600 rpm. Torque Output: Approximately 219 lb-ft @ 4200 rpm. Fuel Delivery: Sequential Multi-Port Fuel Injection (MPI). Features: Variable Valve Lift and Timing (AVL-i) on intake camshaft.

2.5L Turbocharged (Xt Models):

Engine Code: EJ255. Displacement: 2457cc. Configuration: 2.5L Flat-4 (Boxer). Bore x Stroke: 99.5mm x 79.0mm. Compression Ratio: 8.4:1. Power Output: Approximately 243 hp @ 5200 rpm. Torque Output: Approximately 266 lb-ft @ 3600 rpm. Fuel Delivery: Sequential Multi-Port Fuel Injection (MPI). Turbocharger: Mitsubishi TD04L-13T. Intercooler: Top-mounted air-to-air.

Acceleration 0 60 Mph:

Approximately 7.5-8.5 seconds for 2.5L, 6.5-7.5 seconds for 3.0L, 5.7-6.5 seconds for 2.5XT (varies by transmission and conditions).

Fuel Type:

Unleaded gasoline. Premium unleaded (91 octane or higher) recommended for 3.0L and 2.5XT engines, required for optimal performance. Regular unleaded (87 octane) acceptable for 2.5L NA engine but premium is recommended for best results.

Fuel Tank Capacity:

16.9 gallons (64 liters).

Coolant Type:

Subaru Super Coolant (Blue) or equivalent silicate-free, long-life coolant.

🔧 Transmission

Transmission 2.5L Na:

5-speed Manual Transmission (TY755VW2BA) or 4-speed Automatic Transmission (43230AA000/43230AA010 - Series TZ1A/TZ1B).

Transmission 3.0L Na:

5-speed Automatic Transmission (43230AA020 - Series TG5C7CSDBA).

Transmission 2.5Xt:

4-speed Automatic Transmission (43230AA000/43230AA010 - Series TZ1A/TZ1B) with Sportshift or 5-speed Manual Transmission (TY757VV2BA).

Optional Transmissions:

Depending on trim and engine, a 5-speed manual or 4-speed automatic was available.

AWD System:

Symmetrical All-Wheel Drive. Manual transmission models feature a viscous coupling center differential with a 50/50 front/rear torque split. Automatic transmission models feature an electronically controlled, multi-plate transfer clutch with a default 60/40 front/rear torque split, which can vary based on traction conditions.

Automatic Transmission Fluid:

Subaru ATF-HP (High Performance) or equivalent Dexron-III/Mercon compatible fluid. Capacity: Approx. 4.0-4.5 quarts (3.8-4.3 liters) for a drain and refill.

Manual Transmission Fluid:

Subaru Manual Transmission Fluid (75W-90 GL-5) or equivalent. Capacity: Approx. 2.0-2.5 quarts (1.9-2.4 liters).

📐 Dimensions

Wheelbase:

104.0 inches (2640 mm).

Length:

189.2 inches (4805 mm).

Width:

70.1 inches (1780 mm).

Height:

61.6 inches (1565 mm).

Ground Clearance:

8.1 inches (205 mm).

Cargo Volume Behind Rear Seats:

Approximately 33.5 cubic feet (949 liters).

Cargo Volume With Rear Seats Folded:

Approximately 70.1 cubic feet (1985 liters).

Curb Weight:

Approximately 3400-3700 lbs (1542-1678 kg) depending on engine and trim.

Towing Capacity:

1,500 lbs (680 kg) with trailer brake control, 1,000 lbs (453 kg) without.

🛡️ Safety Features

NHTSA Frontal Crash Rating:

5 Stars (Driver and Passenger) for 2008 and 2009 models (when equipped with specific airbag systems).

IIHS Top Safety Pick:

Awarded 'Top Safety Pick' by IIHS for multiple years in this generation, including 2008 and 2009, due to good performance in front, side, and rear impact tests.

Active Safety Features:

Standard Symmetrical All-Wheel Drive, standard Anti-lock Braking System (ABS), Electronic Brake-force Distribution (EBD), Brake Assist (BA), available Traction Control System (TCS), and Vehicle Stability Control (VSC).

Passive Safety Features:

Front dual-stage airbags, front side-impact airbags, front and rear side-curtain airbags (on select trims), active front head restraints, three-point seatbelts with pretensioners, LATCH (Lower Anchors and Tethers for Children) system, crumple zones.

💡 Technology Features

Infotainment System:

Factory-installed audio systems typically included AM/FM stereo with CD player, and optional premium audio with subwoofer. Some models offered an auxiliary audio input jack. Navigation systems were optional on higher trims.

Driver Assistance Features:

Standard features included ABS, EBD, Brake Assist, and VDC (Vehicle Dynamics Control) on most models. Cruise control was standard. Tire Pressure Monitoring System (TPMS) was introduced and became more common.

Connectivity Features:

Auxiliary audio input jack (on most models), optional Bluetooth hands-free phone system (on later production units), power outlets.

Comfort Features:

Automatic climate control (optional), heated front seats (optional), power driver's seat (optional), keyless entry, remote starter (optional), sunroof (optional).

🔧 Maintenance

Oil Change Interval:

Every 3,750 miles (6,000 km) or 3.75 months for severe driving conditions, or 7,500 miles (12,000 km) or 7.5 months for normal driving conditions. Consult owner's manual for specific details.

Air Filter Replacement:

Every 15,000 miles (24,000 km) or 15 months, or more frequently if driving in dusty conditions.

Engine Coolant Replacement:

Initial replacement at 105,000 miles (168,000 km), then every 60,000 miles (96,000 km) or 60 months thereafter.

Spark Plug Replacement:

Iridium spark plugs typically last 105,000 miles (168,000 km). Check for specific recommendations based on engine type.

Engine Oil Specification:

5W-30 API SN or later. For 2.5L NA: Approximately 4.8 quarts (4.5 liters). For 3.0L: Approximately 6.7 quarts (6.3 liters). For 2.5XT: Approximately 4.8 quarts (4.5 liters).

Brake Fluid Specification:

DOT 3 or DOT 4 brake fluid.

Power Steering Fluid Specification:

Subaru Genuine Power Steering Fluid or equivalent ATF Type H (Honda Automatic Transmission Fluid - for some older Subaru systems, confirm for this era) / Dexron III. Check specific manual for exact type.

Common Issues 2.5L Ej253:

Head gasket leaks (less common than older EJ engines but still a possibility), oil consumption, catalytic converter failure, occasional piston slap on cold start, drive belt wear.

Common Issues 3.0L Ez30D:

Oil leaks from valve covers and oil pan, occasional catalytic converter issues, starter motor issues, front sway bar link wear. Generally very reliable.

Common Issues 2.5Xt Ej255:

Turbocharger failure (due to oil starvation or carbon buildup), head gasket failure (higher likelihood due to higher performance), oil consumption, clutch wear (on manual transmissions), catalytic converter failure, timing belt issues if not replaced on schedule.

Common Issues Chassis:

Wheel bearing wear, front suspension component wear (ball joints, bushings, sway bar links), rear differential mounts, exhaust system rust and leaks, AC system leaks (compressor, O-rings).

Common Issues Electrical:

Power window motor failure, door lock actuator issues, rear hatch button failure, intermittent SRS warning lights, fuel gauge inaccuracies, climate control panel issues.

📚 Vehicle History

Subaru Heritage:

Subaru, a division of Subaru Corporation (formerly Fuji Heavy Industries), has a long history of producing reliable and capable vehicles, particularly known for its pioneering use of All-Wheel Drive technology in passenger cars and its distinctive Boxer engine layout.

Legacy Outback Evolution:

The Outback originated as a trim level of the Subaru Legacy sedan and wagon in the early 1990s, offering increased ground clearance and rugged styling. It evolved into a distinct model for the 1996 model year, solidifying its position as a comfortable, all-weather capable crossover wagon. The 2008-2009 models represent the facelifted fourth generation (BP/BL chassis), which introduced updated styling, improved interiors, and enhanced safety features.

Production Location:

Primarily manufactured at Subaru's plants in Japan.

🏆 Awards & Recognition

IIHS Award 2008:

Insurance Institute for Highway Safety (IIHS) Top Safety Pick.

IIHS Award 2009:

Insurance Institute for Highway Safety (IIHS) Top Safety Pick.

Kbb Rating 2008:

Kelley Blue Book (KBB) consistently rated the Outback highly for its practicality, AWD capability, and value retention. Specific ratings varied by trim and condition.

Emissions Certification:

California PZEV (Partial Zero Emission Vehicle) or ULEV (Ultra Low Emission Vehicle) status for many models, particularly the 2.5L, signifying compliance with stringent emission standards.