2010 Subaru Legacy Service Manual – Complete Workshop Repair Guide

Description

2010 Subaru Legacy Service Manual – Complete Workshop Repair Guide

This is the complete workshop service manual for the 2010 Subaru Legacy, prepared for Subaru service personnel with the necessary information and data for correct maintenance and repair. The manual includes procedures for maintenance, disassembling, reassembling, inspection and adjustment of components and diagnostics for guidance of experienced mechanics.

File Details

• Manual type: Complete Workshop Service Manual
• Brand: Subaru / Fuji Heavy Industries Ltd.
• Model: Legacy (BM/BR series)
• Model year: 2010MY
• Document number: G2460BE1
• Language: English
• Page count: 5,722 pages
• File format: PDF

Chapters Covered

• General Information Section
• Foreword
• How to Use This Manual
• Specifications
• Precaution
• Note
• Identification
• Recommended Materials
• Pre-Delivery Inspection
• Periodic Maintenance Services
• Fuel Injection (Fuel Systems) – FU(H4SO), FU(H4DOTC), FU(H6DO)
• Emission Control (Aux. Emission Control Devices) – EC(H4SO), EC(H4DOTC), EC(H6DO)
• Intake (Induction) – IN(H4SO), IN(H4DOTC), IN(H6DO)
• Mechanical – ME(H4SO), ME(H4DOTC), ME(H6DO)
• Exhaust – EX(H4SO), EX(H4DOTC), EX(H6DO)
• Cooling – CO(H4SO), CO(H4DOTC), CO(H6DO)
• Lubrication – LU(H4SO), LU(H4DOTC), LU(H6DO)
• Speed Control Systems – SP(H4SO), SP(H4DOTC), SP(H6DO)
• Ignition – IG(H4SO), IG(H4DOTC), IG(H6DO)
• Starting/Charging Systems – SC(H4SO), SC(H4DOTC), SC(H6DO)
• Engine (Diagnostics) – EN(H4SO)(diag), EN(H4DOTC)(diag), EN(H6DO)(diag)
• General Description – GD(H4SO), GD(H4DOTC), GD(H6DO)

IMAGES PREVIEW

This 2010 Subaru Legacy service manual is the complete workshop repair guide covering every major system on the vehicle. The engine sections are broken down by engine variant, with dedicated chapters for the 2.5L SOHC non-turbo, 2.5L DOHC turbo, and 3.6L DOHC non-turbo powerplants. Each section provides detailed removal, installation, disassembly, assembly, inspection and adjustment procedures with illustrations, tightening torques, special tool references and cautions for each step. The diagnostic sections include step-by-step procedures for engine management, fuel injection, emission control and on-board diagnostics. The manual also contains full specifications for capacities, clearances, torque values and service limits, along with periodic maintenance schedules, pre-delivery inspection procedures and general repair hints. Whether you are performing routine maintenance like an oil change or a complete engine overhaul, this manual provides the correct procedures and data to complete the job accurately.

Covered Engines and Models

The 2010 Subaru Legacy was offered with three engine options, and this manual covers all of them in detail:

• 2.5L SOHC non-turbo: 2,457 cm³ horizontally opposed 4-cylinder, bore × stroke 99.5 × 79.0 mm, compression ratio 10.0, 127 kW (170 HP) at 5,600 rpm, 230 N·m torque at 4,000 rpm
• 2.5L DOHC turbo: 2,457 cm³ horizontally opposed 4-cylinder, bore × stroke 99.5 × 79.0 mm, compression ratio 8.4, 198 kW (265 HP) at 5,600 rpm, 350 N·m torque at 2,000-5,200 rpm
• 3.6L DOHC non-turbo: horizontally opposed 6-cylinder, bore × stroke 92.0 × 91.0 mm, compression ratio 10.5, ignition order 1-6-3-2-5-4

What This Manual Enables You to Do

With this complete Subaru Legacy workshop manual, you can confidently perform:

• Engine removal, installation, disassembly, assembly and overhaul
• Timing belt replacement and valve clearance adjustment
• Cylinder head, camshaft, valve and piston servicing
• Crankshaft, connecting rod and bearing inspection and replacement
• Turbocharger and intercooler service (2.5L turbo)
• Fuel injection system diagnosis and repair
• Emission control system maintenance and diagnostics
• Cooling system service including water pump, thermostat and radiator
• Lubrication system repair including oil pump, oil pan and strainer
• Exhaust system component replacement
• Ignition system troubleshooting and component replacement
• Starting and charging system service including starter, generator and battery
• Complete engine diagnostic procedures with DTC charts
• Periodic maintenance and pre-delivery inspection

Using the correct procedures and specifications is critical when servicing any modern vehicle. The 2010 Subaru Legacy uses an advanced horizontally opposed engine design with specific torque sequences, clearances, and diagnostic procedures. Without the proper workshop manual, there is significant risk of incorrect assembly, improper torque values, missed diagnostic steps, or damage to sensitive components. This manual eliminates that risk by providing the exact service data that Subaru technicians use, ensuring every repair is performed to the manufacturer’s standards.

Delivery and Format

This 2010 Subaru Legacy service manual is delivered as an instant PDF download, meaning there is no shipping cost and no waiting for a physical book. The PDF can be viewed on any device — desktop computer, laptop, tablet, or smartphone — and can be printed for use in the workshop. The high page count reflects the comprehensive nature of the manual, covering every engine variant, every major system, and every diagnostic and repair procedure in one complete document.

Whether you are a professional mechanic, a dedicated DIY enthusiast, or a Subaru owner who prefers to understand and maintain their own vehicle, the 2010 Subaru Legacy Service Manual – Complete Workshop Repair Guide provides the full technical information needed to keep this vehicle in optimum condition.