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Ignition Timing - Primary, Decel, and Startup

Tuning Subaru FA20/FA24 Direct Injection (DI)

For more information on the basics of Ignition Timing and Detonation, see: Ignition Timing and Kn...

Updated 1 week ago by Matt

Picking a Calibration to Log and Flash

Atlas Documentation Flashing

Atlas and OEM Calibrations Officially Supported Calibrations What is officially supported? Atl...

Updated 1 week ago by Matt

Navigating Atlas & Parameter Names

Atlas Documentation Datalogging

Introduction When designing or data-logging a tune, it is important to not only record accurate ...

Updated 1 week ago by AgentRuley

Atlas Datalogging Basics

Atlas Documentation Datalogging

Introduction Tuning your car, ultimately, is a scientific endeavor. Without accurate data, you h...

Updated 3 weeks ago by Matt

Tuning Do's and Dont's

Tuning Organization

Introduction If you're new to tuning, it's good to have a guideline to how you approach this pro...

Updated 3 weeks ago by Matt

Supported Adapters

Atlas Documentation Support

Atlas supports the following adapters and hardware through custom cross-platform device drivers t...

Updated 1 month ago by Matt

Flash Support Table

Atlas Documentation Flashing

Atlas Flash Support USDM WRX Manual Transmission Support VehicleYear, Market, and Model ...

Updated 1 month ago by Matt

Flash Recovery

Atlas Documentation Flashing

Introduction Description Most vehicles have a manner in which you can recover the ECU should th...

Updated 1 month ago by Matt

Closed Beta Introduction & Overview

Tuning Organization

Introduction Atlas is a open tuning project, provided for free to the Subaru community as a reso...

Updated 1 month ago by Matt

Using a Tactrix with Windows

Atlas Documentation Support

Atlas uses it's own built-in device driver for the Tactrix OpenPort 2.0. When using Atlas with a ...

Updated 2 months ago by JoanOfHill

Reverting to Another Calibration

Atlas Documentation Table Editor

If you would like to revert your changes in the current calibration to another calibration, you c...

Updated 2 months ago by JoanOfHill

Sharing Calibrations

Atlas Documentation Calibrations

Importing a Calibration/Tune Atlas is Free and Open! Atlas, as an open tuning platform, encoura...

Updated 2 months ago by Matt

Issues/Troubleshooting

Atlas Documentation Support

Atlas is a relatively new software project, and while we strive to provide an easy to use and tro...

Updated 2 months ago by JoanOfHill

Supported Vehicles

Atlas Documentation Support

If a vehicle is supported, it may not be complete. Please report any missing tables or desired ex...

Updated 2 months ago by JoanOfHill

Flashing a Calibration

Atlas Documentation Flashing

Introduction 2023+ WRX MT UsersIf you are using Atlas 2024.4 or earlier, recovery is not possibl...

Updated 2 months ago by Matt

Interpolation

Atlas Documentation Table Editor

Interpolation in the Table Editor Interpolation is a feature in Atlas that allows you to effecti...

Updated 3 months ago by Matt

Ignition Timing & Knock Control

Tuning Subaru FA20/FA24 Direct Injection (DI)

Concepts Ignition For more information on how fuel is delivered, see our documentation page on ...

Updated 3 months ago by Matt

Mass Airflow (MAF) & Aftermarket Intakes

Tuning Subaru FA20/FA24 Direct Injection (DI)

Updated 3 months ago by Matt

Fueling & Injection (Open & Closed Loop)

Tuning Subaru FA20/FA24 Direct Injection (DI)

Concepts Air-Fuel Ratio/Lambda Combustion and Air-Fuel Ratio Gasoline engines operate on the p...

Updated 3 months ago by Matt

Cloning an ECU

Atlas Documentation Flashing

Introduction In order to avoid risking damaging or "bricking" your OEM ECU, you may instead choo...

Updated 4 months ago by JoanOfHill