Subaru Legacy 2010-2013 Workshop Service Repair Manual

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🏷️ Basic Information Identification Make: Subaru Model: Legacy Generation Fifth Generation Chassis Code: BM/BR Codes Covered Model Years: 2010, 2011, 2012, 2013 👋 Introduction Market Position Segment: Mid-size Sedan/Wagon Key...

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Type: Car

Vendor:

Sku: 449524

Tags: 2010 2011 2012 2013 Car Cars Legacy Misc Subaru

Product variants

Description

🏷️ Basic Information

Identification

Make:

Subaru

Model:

Legacy

Generation

Fifth Generation Chassis Code:

BM/BR

Codes

Covered Model Years:

2010, 2011, 2012, 2013

👋 Introduction

Market Position

Segment:

Mid-size Sedan/Wagon

Key Selling Points:

Standard Symmetrical All-Wheel Drive, boxer engines, safety, reliability.

Competitive Analysis

Competitors:

Toyota Camry, Honda Accord, Mazda6, Ford Fusion, Nissan Altima.

Key Features

AWD Standard:

All models equipped with Subaru's Symmetrical All-Wheel Drive as standard.

Body Styles:

Offered in Sedan and 5-door Wagon (often referred to as Outback Sport for earlier models, but Legacy wagon for this generation).

Engine Configuration:

Horizontally-opposed (Boxer) engines.

📋 Manual Details

Coverage Areas

Primary Focus:

Workshop Service and Repair

Page Count

Estimated Pages:

Thousands (typical for comprehensive workshop manuals)

Manual Type

Type:

Workshop Service Manual

Language

Language:

English

Format

Format:

📖 Manual Coverage

Systems Covered

Engine Mechanical:

Detailed procedures for overhaul, repair, and diagnostics of all engine variants.

Engine Electrical:

Wiring diagrams, component testing, ECM/PCM diagnosis, sensor and actuator troubleshooting.

Fuel System:

Fuel injection system, fuel pump, injectors, fuel pressure regulation, evaporative emission control (EVAP).

Exhaust System:

Catalytic converter, mufflers, exhaust manifold, oxygen sensors, emission control components.

Transmission Manual:

Repair, overhaul, clutch replacement, shift mechanism.

Transmission Automatic:

Repair, overhaul, valve body diagnostics, torque converter, transmission control module (TCM).

Drivetrain AWD:

Subaru's Symmetrical All-Wheel Drive system, differentials, drive shafts, hubs, bearings.

Suspension:

Front and rear suspension components, struts, shock absorbers, control arms, bushings, alignment specifications.

Steering:

Power steering system, steering rack, column, tie rods, electric power steering (EPS) diagnosis.

Brakes:

Brake system components, hydraulic lines, master cylinder, calipers, rotors, ABS, VDC (Vehicle Dynamics Control).

Climate Control:

HVAC system, A/C compressor, refrigerant system, heater core, climate control module.

Body Exterior:

Body panel removal and installation, bumpers, doors, hood, trunk, glass, seals.

Body Interior:

Dashboard, trim panels, seats, headliner, carpet, interior lighting.

Electrical Lighting:

Headlights, taillights, interior lights, fog lights, wiring and component diagnosis.

Electrical Audio Nav:

Audio system, navigation system, speakers, antennas, wiring.

Safety Airbags:

Airbag system operation, deployment, SRS module, sensors, component replacement.

Diagnostics Troubleshooting:

OBD-II diagnostic trouble codes (DTCs), diagnostic procedures, scan tool usage.

Procedures Included

Maintenance:

Oil changes, filter replacements, fluid checks and top-offs, spark plug replacement, belt inspection and replacement.

Repair:

Detailed step-by-step repair instructions for all major and minor components.

Overhaul:

Complete engine and transmission rebuild procedures.

Troubleshooting:

Systematic diagnostic approaches for identifying and resolving faults.

Installation:

Component replacement and installation guidance.

Torque Specifications:

All critical torque values for fasteners across the vehicle.

Wiring Diagrams:

Comprehensive electrical wiring diagrams for all vehicle systems.

Special Tools:

Identification and usage of specialized tools required for specific repairs.

Technical Depth

Depth:

Comprehensive, covering everything from basic maintenance to complete engine/transmission overhauls and advanced diagnostics.

📊 Manual Specifications

File Format

PDF Quality:

High-resolution, searchable text and vector graphics where applicable.

Printable:

Printable pages

Binding Type

Binding:

N/A (Digital PDF format)

Paper Type

Paper Type:

N/A (Digital PDF format)

⚙️ Engine Specifications

Primary Engine

Engine Code 2.5I:

EJ253 (2.5L SOHC Naturally Aspirated)

Engine Displacement 2.5I:

2457 cc (2.5 Liters)

Engine Bore Stroke 2.5I:

99.5 mm x 79.0 mm

Engine Compression Ratio 2.5I:

10.7:1

Engine Horsepower 2.5I:

170 hp @ 5600 rpm

Engine Torque 2.5I:

170 lb-ft @ 4000 rpm

Engine Code 2.5Gt:

EJ255 (2.5L DOHC Turbocharged)

Engine Horsepower 2.5Gt:

265 hp @ 5200 rpm

Engine Torque 2.5Gt:

251 lb-ft @ 2000-5200 rpm

Engine Code 3.6R:

EZ36D (3.6L DOHC Naturally Aspirated Flat-6)

Engine Displacement 3.6R:

3630 cc (3.6 Liters)

Engine Bore Stroke 3.6R:

92.0 mm x 91.0 mm

Engine Compression Ratio 3.6R:

10.5:1

Engine Horsepower 3.6R:

256 hp @ 6000 rpm

Engine Torque 3.6R:

247 lb-ft @ 4400 rpm

Performance

Redline 2.5I:

6000 rpm

Redline 2.5Gt:

6000 rpm

Redline 3.6R:

6400 rpm

Fuel System

Fuel Type:

Unleaded gasoline (87 octane minimum recommended, higher for 2.5GT)

Fuel Delivery:

Electronic Multi-Point Fuel Injection (MPI)

Turbocharger 2.5Gt:

Single twin-scroll turbocharger

🔧 Transmission

Standard

Standard Transmission 2.5I:

5-speed manual transmission

Standard Transmission 2.5Gt:

5-speed automatic transmission with Sportshift paddle shifters

Standard Transmission 3.6R:

5-speed automatic transmission with Sportshift paddle shifters

Optional

Optional Transmission 2.5I:

CVT (Lineartronic) automatic transmission

Features

AWD System Type:

Symmetrical All-Wheel Drive with Variable Torque Distribution (VTD) for automatic transmissions, or viscous coupling center differential for manual transmissions.

Transmission Fluid Spec:

Refer to manual for specific fluid types (e.g., Subaru ATF-HP for automatics, GL-5 gear oil for manuals/differentials).

📐 Dimensions

Exterior

Wheelbase:

109.6 inches (2784 mm)

Length Sedan:

190.9 inches (4850 mm)

Length Wagon:

188.2 inches (4780 mm)

Width:

71.7 inches (1821 mm)

Height Sedan:

57.9 inches (1471 mm)

Height Wagon:

58.7 inches (1491 mm)

Ground Clearance:

5.7 inches (145 mm)

Cargo

Cargo Volume Sedan:

Approx. 14.7 cu ft

Cargo Volume Wagon:

Approx. 32.1 cu ft (rear seats up)

Weights

Curb Weight 2.5I Manual:

Approx. 3350 lbs (1519 kg)

Curb Weight 2.5I Cvt:

Approx. 3390 lbs (1538 kg)

Curb Weight 2.5Gt:

Approx. 3470 lbs (1574 kg)

Curb Weight 3.6R:

Approx. 3520 lbs (1597 kg)

Wheel Bolt Pattern:

5 x 100 mm

Wheel Size:

16-inch (2.5i), 17-inch (2.5GT, 3.6R), optional 18-inch

Tire Size Standard:

205/60R16 (2.5i), 205/55R17 (2.5GT, 3.6R)

🛡️ Safety Features

Ratings

IIHS Top Safety Pick:

Yes, for most years and configurations.

NHTSA Overall Rating:

Typically 4 or 5 stars.

Active Features

Standard Anti-lock Braking System

Standard Vehicle Dynamics Control (traction and stability control)

Brake Assist:

Electronic Brakeforce Distribution:

Passive Features

Airbags:

Front dual-stage airbags, front side-impact airbags, side curtain airbags (front and rear).

Seatbelts:

Front and rear three-point seatbelts, pretensioners and load limiters for front seats.

Child Seat Anchors:

LATCH (Lower Anchors and Tethers for CHildren) system

💡 Technology Features

Infotainment

Head Unit Features:

Standard AM/FM/CD/MP3 player with auxiliary input. Optional available: touchscreen navigation system, Bluetooth connectivity, SiriusXM Satellite Radio.

Speaker System:

Standard 4 or 6-speaker system. Optional: upgraded Harman Kardon audio system.

Driver Assistance

Cruise Control:

Standard electronic cruise control.

Rearview Camera:

Optional on some trims, integrated into navigation screen.

Connectivity

Bluetooth:

Available on higher trims for hands-free calling and audio streaming.

Usb Port:

Available on some trims for media playback and device charging.

🔧 Maintenance

Service Intervals

Oil Change Interval:

Every 3,750 miles or 3 months (severe duty), or 7,500 miles/6 months (normal duty) - refer to owner's manual.

Air Filter Replacement:

Every 15,000 miles or 12 months.

Cabin Air Filter Replacement:

Every 15,000 miles or 12 months.

Spark Plug Replacement 2.5I:

Approx. 60,000 miles (Iridium type)

Spark Plug Replacement 3.6R:

Approx. 60,000 miles (Iridium type)

Timing Belt Or Chain:

Timing chain (no replacement interval, but inspection recommended).

Transmission Fluid Change Auto:

Inspect every 30,000 miles, replace as needed (refer to manual).

Brake Fluid Replacement:

Every 30,000 miles or 24 months.

Fluid Specifications

Engine Oil 2.5L:

SAE 0W-20, API SN/SP or ILSAC GF-5/GF-6 (3.7 US quarts / 3.5 Liters with filter)

Engine Oil 3.6L:

SAE 0W-20, API SN/SP or ILSAC GF-5/GF-6 (6.9 US quarts / 6.5 Liters with filter)

Coolant:

Subaru Super Coolant (Blue), or equivalent P-HOAT coolant. Mix 50/50 with distilled water.

Power Steering Fluid:

Subaru Genuine Power Steering Fluid or DEXRON III ATF.

Known Issues

Head Gaskets:

While not as prevalent as in earlier EJ engines, potential for head gasket leaks can still exist, particularly with the EJ253. The EZ36D is generally more robust.

Cv Axle Boots:

Tear of front axle boots can lead to grease loss and eventual CV joint failure.

Brake Wear:

Front brake pads and rotors can wear relatively quickly due to the weight of the vehicle and AWD system.

Evaporative Emission Control System:

Issues with the EVAP system, such as faulty purge valves or canister vents, can trigger check engine lights.

Suspension Bushings:

Wear in control arm bushings and sway bar bushings can lead to clunking noises and imprecise handling.

📚 Vehicle History

Brand Heritage

Brand Focus:

Subaru is known for its commitment to All-Wheel Drive technology and boxer engines, emphasizing safety, reliability, and capability.

Model Evolution

Fifth Generation Introduction:

The fifth generation Legacy (BM/BR) debuted for the 2010 model year, representing a significant redesign with a larger platform and new styling.

Design Changes 2010 2013:

Minor updates and trim level adjustments occurred during this period, with the core platform and powertrain options remaining consistent.

Production

Manufacturing Location:

Lafayette, Indiana, USA (for North American market)

🏆 Awards & Recognition

Recognitions

IIHS Award:

Consistently recognized by the Insurance Institute for Highway Safety (IIHS) for its safety performance.

Kelley Blue Book Value:

Often praised for strong residual values and reliability by automotive review sites like Kelley Blue Book.

Certifications

Epa Fuel Economy:

EPA estimates vary by engine and transmission. For example, 2.5i CVT: ~23 MPG city / 31 MPG highway.