2020 Subaru Forester Service and Repair Manual

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Factory-Grade Data

2020 Subaru Forester 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

  • Premium Sport Utility 4-Door
  • Limited Sport Utility 4-Door
  • Convenience Sport Utility 4-Door
  • Touring Sport Utility 4-Door
  • Premier Sport Utility 4-Door
  • Sport Sport Utility 4-Door
  • Base Sport Utility 4-Door
  • 2.5i Sport Utility 4-Door

Engines covered

  • 2.5L 2498CC 152Cu. In. H4 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

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Vehicle Safety Data

2020 Subaru Forester Recalls & Complaints

No active recalls The 2020 Subaru Forester has no recalls on file with NHTSA.
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 #11032037

In the interest of customer satisfaction, Subaru of America, Inc. (SOA) is extending the New Car Limited Powertrain Warranty coverage for the Continuously Variable Transmission (CVT) on the above listed models and model years from the origi

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.

TSB #11030567

This bulletin contains information to help when attempting to complete the STARLINK Telematics subscription process, an Error Code 202 and / or 204 may occur preventing the process from completing successfully

TSB #11030561

This announcement provides information on the use of aftermarket services or tools for programming immobilizer keys/fobs.

TSB #11030560

This bulletin announces the new procedure and Warranty Fail Code for FirstTime air conditioning (A/C) performance concerns possibly resulting from an undetected A/C refrigerant leak.

Showing the 8 most recent of 448 technical service bulletins on file with NHTSA.

20220307Component: SERVICE BRAKESCrash reportedFire reported1 injured

Automatic braking system failed and led to a front end collision immediately a fire broke out under the hood and accelerated into the car with in minutes using a tire iron the passenger door was for

20220307Component: FORWARD COLLISION AVOIDANCE: AUTOMATIC EMERGENCY BRAKINGCrash reportedFire reported1 injured

Automatic braking system failed and led to a front end collision immediately a fire broke out under the hood and accelerated into the car with in minutes using a tire iron the passenger door was for

20240608Component: UNKNOWN OR OTHERCrash reportedFire reported

Collided with a deer that was running across the freeway. Driving legal speed. Impact to front driver's side. Impact seemed relatively minor. No passenger injury. Odd that the airbags didn't deploy. A

20230511Component: UNKNOWN OR OTHERCrash reportedFire reported

We hit a deer, front-end impact, then our Forester started on fire and completely burned up. The airbags did not deploy, we were not injured but the car is a complete loss.

20210924Component: ENGINECrash reportedFire reported

At one year old this vehicle was involved in a frontal collision with a deer and immediately upon impact burst into flames. The fire breached the firewall between the engine compartment and passenger

Showing the 5 most serious of 793 complaints filed with NHTSA.

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