2017 Subaru Legacy Service and Repair Manual

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Covers all 2017 Legacy trims — 2.5i Sedan 4-Door, 3.6R Limited Sedan 4-Door, 2.5i Premium Sedan 4-Door +2 more ·
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2017 Subaru Legacy service and repair manual — a detailed, factory-style reference for maintenance, diagnostics, and repair. Use it to confirm correct procedures, specifications, and system coverage before you start work.

Designed for technicians and DIY owners, this manual helps you diagnose issues correctly, follow proven repair steps, and use wiring diagrams and system sections to track faults faster.

What’s included

  • Step-by-step repair procedures and service information
  • Specifications and reference data (where provided)
  • Electrical diagnostics with wiring diagrams
  • Coverage across major systems: engine, transmission/driveline, brakes, steering, suspension, HVAC, and more

Trims covered

  • 2.5i Sedan 4-Door
  • 3.6R Limited Sedan 4-Door
  • 2.5i Premium Sedan 4-Door
  • 2.5i Sport Sedan 4-Door
  • 2.5i Limited Sedan 4-Door

Engines covered

  • 2.5L 2498CC 152Cu. In. H4 GAS DOHC Naturally Aspirated
  • 3.6L 3630CC H6 GAS DOHC Naturally Aspirated

Index / Table of contents

  • Body
  • Brakes
  • Chassis Electrical
  • Driveline
  • Engine Cooling
  • Engine Electrical
  • Engine Mechanical
  • Engine Performance & Emission Controls
  • Fuel System
  • General Information & Identification
  • Heating, Ventilation, & Air Conditioning
  • Hybrid & Electric Vehicle Systems
  • Steering
  • Suspension
  • Transmission, Clutch, & Transfer Case
  • Wiring Diagrams
NHTSA #16V29200011/05/2016Component: STEERING:COLUMN

Subaru of America, Inc. (Subaru) is recalling certain model year 2016-2017 Legacy and Outback vehicles manufactured February 29, 2016, to May 6, 2016. The steering column on the affected vehicles may

Consequence

The loss of steering ability would increase the risk of a crash.

Remedy

Subaru will notify owners, and dealers will inspect the lot number on the steering column, replacing

NHTSA #16V71600006/10/2016Component: STEERING:COLUMN

Subaru of America, Inc. (Subaru) is recalling certain model year 2017 Legacy and Outback vehicles manufactured September 21, 2016, to September 23, 2016. In the affected vehicles, the knee guard brac

Consequence

If the knee guard is not properly attached and the driver is not wearing a seatbelt, the knee guard

Remedy

Subaru will notify owners, and dealers will inspect the knee guard welding on each vehicle's steerin

TSB #11033069

This bulletin contains additional information for recommended materials listed in the Service Manuals for individual models.

TSB #11033063

This bulletin announces a design change made to the CVT Control Valve Body which incorporates an enhanced valve sleeve to improve durability.

TSB #11033056

This announcement provides information on the remanufactured CVT transmission program.

TSB #11033051

This bulletin announces the diagnostic procedures to be used when DTCs B1571(REFERENCE CODE INCOMPATIBILITY IMMOBILIZER CM TO ECM) and B1572(IMM CIRCUIT EXCEPT ANTENNA CIRCUIT) are detected by Keyless Access with Push Button Start(KACM).

TSB #11032040

This bulletin announces the service manual correction regarding clutch master cylinder reservoir service procedures.

TSB #11032039

This bulletin contains additional information for recommended materials listed in the Service Manuals for individual models.

TSB #11032035

This Bulletin provides the diagnostic procedures to be followed when addressing customer concerns of steering wheel/vehicle body vibration when driving at highway speeds when tire/wheel balance is suspected.

TSB #11032034

This Service Information Bulletin was developed to provide interim guidance for vehicles exhibiting DTC B2A20.

Showing the 8 most recent of 232 technical service bulletins on file with NHTSA.

20260127Component: SERVICE BRAKESCrash reported1 injured

I drove into the parking lot of Walgreens, then drove around and pulled into a parking spot facing the south side of the building and put my foot on the brake to stop and park. Instead of stopping, t

20260127Component: FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKINGCrash reported1 injured

I drove into the parking lot of Walgreens, then drove around and pulled into a parking spot facing the south side of the building and put my foot on the brake to stop and park. Instead of stopping, t

20260127Component: BACK OVER PREVENTION: WARNINGSCrash reported1 injured

I drove into the parking lot of Walgreens, then drove around and pulled into a parking spot facing the south side of the building and put my foot on the brake to stop and park. Instead of stopping, t

20220309Component: POWER TRAIN:AUTOMATIC TRANSMISSIONCrash reported1 injured

A 2017 Subaru Legacy was stopped on a hill, on the shoulder of a two lane service road. The driver, who was the car owner, placed the gear selector in park, left the motor idling, exited the vehicle,

20220228Component: AIR BAGSCrash reported1 injured

The contact owned a 2017 Subaru Legacy. The contact stated while driving approximately 40 - 45 MPH on a two-lane road, he attempted to overtake the driver in front and crashed head-on into a vehicle c

Showing the 5 most serious of 140 complaints filed with NHTSA.

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