🏷️ Basic Information

Make:

Subaru

Model:

Legacy / Outback

Model Codes:

BM (Legacy), BR (Outback)

Year:

2010

👋 Introduction

Market Segment:

Mid-size sedan and wagon/crossover segment, known for its standard All-Wheel Drive, practicality, and rugged capability (Outback).

Key Competitors:

Toyota Camry, Honda Accord, Mazda6, Ford Fusion (Sedan); Toyota RAV4, Honda CR-V, Ford Escape, Mazda CX-5 (Outback - SUV/Crossover competitors).

Standard AWD:

Subaru's signature Symmetrical All-Wheel Drive system, a major selling point for traction and stability in various conditions.

Outback Ground Clearance:

The Outback offers significantly higher ground clearance (8.4 inches) than typical sedans, enhancing off-road and adverse weather capability.

Boxer Engine:

Horizontally opposed 'Boxer' engines contribute to a lower center of gravity, improving handling and stability.

Build Quality:

Generally regarded for solid build quality and durable powertrains.

📋 Manual Details

Regions Covered:

Global (primarily North America, Europe, Australia markets for these generations)

Page Count:

Estimated 2000+ pages (typical for a complete factory service manual of this era)

Manual Type:

Factory Service Repair Manual

Language:

English

Format:

Digital (PDF)

📖 Manual Coverage

Engine:

Detailed diagnostics, repair procedures, specifications, and component identification for gasoline engines (2.5L Naturally Aspirated, 2.5L Turbocharged, 3.6L Naturally Aspirated).

Transmission:

Coverage for Lineartronic CVT (Continuously Variable Transmission) and 5-speed automatic transmissions, including removal, installation, repair, diagnostics, and fluid specifications.

Drivetrain:

Front and rear differentials, drive shafts, CV joints, all-wheel-drive system components and operation, troubleshooting.

Suspension:

Front and rear suspension systems, including McPherson struts, control arms, springs, dampers, bushings, alignment procedures, and specifications.

Brakes:

Hydraulic brake system, ABS (Anti-lock Braking System), EBD (Electronic Brake-force Distribution), brake fluid specifications, caliper and rotor service, bleeding procedures, parking brake system.

Steering:

Power steering system, steering rack and pinion, hydraulic fluid, steering column, alignment specifications.

Electrical:

Complete electrical system diagrams, wiring harnesses, battery, charging system (alternator, starter), lighting, ignition system, power windows, locks, mirrors, wipers, horns, and control modules.

Climate Control:

HVAC (Heating, Ventilation, and Air Conditioning) system, refrigerant handling, compressor, condenser, evaporator, blower motor, cabin air filter replacement, diagnostics.

Body And Frame:

Exterior body panels, doors, hood, trunk, bumpers, interior trim, glass replacement, rust prevention, structural components.

Safety Systems:

Airbag system (SRS), seat belts, occupant restraint systems, troubleshooting and diagnostic procedures.

Emissions Control:

Component descriptions and operation for emissions systems, catalytic converter, oxygen sensors, EVAP system, troubleshooting related to emissions.

Routine Maintenance:

Oil changes, filter replacements (oil, air, cabin), fluid level checks and top-offs, spark plug replacement, tire rotation, brake inspection.

Engine Repair:

Engine overhaul, cylinder head removal and installation, piston and connecting rod replacement, crankshaft service, timing belt/chain replacement (if applicable), component diagnostics and replacement.

Transmission Repair:

Transmission fluid changes, filter replacement, valve body service, torque converter replacement, seal and gasket replacement.

Brake System Repair:

Brake pad and rotor replacement, caliper overhaul, brake line repair, ABS sensor replacement, brake fluid flush.

Electrical Diagnostics:

Troubleshooting electrical faults using wiring diagrams, component testing, using diagnostic scan tools, repairing wiring harnesses.

Suspension And Steering Repair:

Replacement of struts, shocks, ball joints, tie rod ends, control arms, power steering pump and rack replacement, wheel alignment.

Cooling System Service:

Radiator replacement, water pump replacement, thermostat replacement, coolant flush and fill, hose replacement.

Fuel System Service:

Fuel injector cleaning and replacement, fuel pump replacement, fuel filter replacement, fuel pressure testing.

Troubleshooting Guides:

Diagnostic flowcharts and symptom-based troubleshooting for common issues across all vehicle systems.

Body Panel Replacement:

Procedures for removing and installing body panels, doors, fenders, hood, and trunk lid.

Diagnostic Capability:

Advanced diagnostic procedures, including the use of Subaru's Select Monitor (SSM) or equivalent scan tools, OBD-II code interpretation, live data analysis.

Rebuild Procedures:

Comprehensive rebuild procedures for major components such as engines, transmissions, differentials, and suspension assemblies.

Wiring Diagrams:

Detailed, color-coded electrical wiring diagrams for all vehicle systems, enabling precise diagnosis and repair of electrical faults.

Torque Specifications:

Precise torque specifications for all fasteners, critical for ensuring proper assembly and preventing component failure.

Special Tools:

Identification and usage instructions for specialized tools required for specific repair and diagnostic procedures.

Troubleshooting Flowcharts:

Systematic diagnostic flowcharts to guide technicians through identifying and resolving complex mechanical and electrical issues.

📊 Manual Specifications

File Format:

PDF (Portable Document Format)

Print Quality:

High-resolution, designed for clear viewing and printing of text and diagrams.

Binding Type:

N/A (Digital Format)

Paper Type:

N/A (Digital Format)

Searchability:

Fully searchable text content for quick access to specific information.

Diagrams And Illustrations:

Numerous high-quality diagrams, schematics, and exploded views for clarity on component locations and assembly.

⚙️ Engine Specifications

Engine Options:

2.5L EJ253 (Naturally Aspirated), 2.5L EJ255 (Turbocharged), 3.6L EZ36D (Naturally Aspirated).

2.5L Na Horsepower:

Approx. 170 hp @ 5,800 rpm

2.5L Na Torque:

Approx. 170 lb-ft @ 4,000 rpm

2.5L Turbo Horsepower:

Approx. 265 hp @ 5,200 rpm

2.5L Turbo Torque:

Approx. 247 lb-ft @ 2,000-5,200 rpm

3.6L Na Horsepower:

Approx. 256 hp @ 6,000 rpm

3.6L Na Torque:

Approx. 247 lb-ft @ 4,400 rpm

Fuel Delivery:

Electronic Fuel Injection (EFI)

Fuel Type:

Unleaded gasoline (Octane rating varies by engine, typically 87 for NA, 91 for Turbo)

Engine Codes:

EJ253, EJ255, EZ36D

🔧 Transmission

Transmission Standard Legacy:

5-speed manual (available on some trims)

Transmission Standard Outback:

Lineartronic CVT (Continuously Variable Transmission)

Transmission Optional:

5-speed automatic (Legacy), 5-speed automatic (Outback, with 2.5L NA), Lineartronic CVT (Legacy, with 2.5L NA)

AWD System Type:

Symmetrical All-Wheel Drive (Active Torque Split AWD for CVT, Variable Cylinder Deactivation AWD for 5AT).

Cvt Features:

Manual mode with paddle shifters (on some trims), simulated gear changes.

📐 Dimensions

Outback Ground Clearance:

8.4 inches (213 mm)

Legacy Ground Clearance:

5.9 inches (150 mm)

Wheelbase:

Approximately 107.4 inches (2728 mm)

Overall Length:

Outback: ~191.5 inches (4864 mm); Legacy: ~189.2 inches (4805 mm)

Overall Width:

Outback: ~71.7 inches (1821 mm); Legacy: ~70.4 inches (1788 mm)

Overall Height:

Outback: ~66.1 inches (1679 mm); Legacy: ~59.1 inches (1501 mm)

Outback Cargo Volume:

Approx. 34.5 cubic feet (behind rear seats)

Curb Weight:

Varies by model and powertrain, typically 3,400 - 3,700 lbs.

🛡️ Safety Features

NHTSA Overall Rating:

Generally good for its class, often 4 or 5 stars for frontal and side crashworthiness (specific ratings may vary by year/test).

IIHS Top Safety Pick:

Both models frequently achieved IIHS Top Safety Pick status during this generation.

Active Safety Features:

Standard Symmetrical All-Wheel Drive, ABS, EBD, Brake Assist, Traction Control System (TCS), Vehicle Dynamics Control (VDC).

Passive Safety Features:

Advanced front airbags, front side-impact airbags, side-curtain airbags (front and rear), active head restraints, front and rear crumple zones.

Optional Safety Features:

Subaru's EyeSight driver-assist technology was introduced in later years of this generation, but may not be present on all 2010 models. Blind-spot monitoring, rear cross-traffic alert were not widely available.

💡 Technology Features

Infotainment System:

Base models feature a standard AM/FM/CD audio system with auxiliary input. Higher trims offer touchscreen navigation systems with Bluetooth, USB ports, and rearview camera integration.

Driver Assistance Features:

Keyless entry, push-button start (on higher trims), cruise control. Advanced systems like EyeSight were optional and phased in during this generation, becoming more common in later model years.

Connectivity Options:

Bluetooth hands-free calling and audio streaming available on higher trims. USB and auxiliary inputs for audio devices.

🔧 Maintenance

Oil Change Interval:

Every 3,750 miles (severe conditions) or 7,500 miles (normal conditions), or 6 months, whichever comes first. Refer to manual for specific interval for your engine.

Air Filter Replacement:

Every 15,000 miles or 12 months.

Cabin Filter Replacement:

Every 15,000 miles or 12 months.

Spark Plug Replacement:

105,000 miles (iridium plugs).

Transmission Fluid Change Cvt:

Recommended at 30,000 miles for severe use, 60,000 miles for normal use. Always use Subaru CVT fluid (e.g., NS-2).

Transmission Fluid Change Auto:

Every 30,000 miles for severe conditions, 60,000 miles for normal conditions. Use Subaru ATF-HP or equivalent.

Engine Oil Type:

0W-20 Synthetic (preferred), 5W-30 Conventional or Synthetic. Check manual for exact spec per engine. Oil capacity ~4.5-5.1 quarts.

Coolant Type:

Subaru Super Coolant (Blue) or equivalent long-life coolant. Capacity ~7.5-8.5 quarts.

Brake Fluid Type:

DOT 3 or DOT 4.

Head Gaskets:

While Subaru addressed EJ25 head gasket issues significantly by this generation, some later models in the prior generation experienced failures. This generation is generally more robust but still worth noting for pre-purchase inspection.

Cv Axle Boots:

Torn CV axle boots are a common wear item, especially on Outback models exposed to more rugged use.

Wheel Bearings:

Front wheel bearings can be a wear item, particularly with larger tires or heavy-duty use.

Catalytic Converter:

Premature failure of catalytic converters has been reported on some Subaru models, potentially related to oil consumption or ignition issues.

📚 Vehicle History

Subaru Heritage:

Subaru is a division of Fuji Heavy Industries (now Subaru Corporation), known for its pioneering work in rally racing and its consistent focus on All-Wheel Drive technology.

Fifth Generation:

The BM/BR generation (2010-2014) marked a significant redesign, moving to a larger platform, introducing the Lineartronic CVT, and offering the larger 3.6L engine option.

Manufacturing Location:

United States (Lafayette, Indiana) and Japan.

🏆 Awards & Recognition

IIHS Awards:

Consistent Top Safety Pick awards from the Insurance Institute for Highway Safety (IIHS) for this generation, highlighting robust safety performance.

Edmunds Awards:

Often cited by automotive publications like Edmunds for practicality, standard AWD, and value, especially the Outback.