efi2000
FeaturesCompatibilityOBD2 scannerSign in

Compatibility

Supported ECUs and features. New firmware and features are added regularly.

ECUs

FirmwareDefinitionsRead, write, burnLua
Speeduinospeeduino.iniHardware verified–
rusEFImaster and uaefi builds, MS43SupportedSupported
epicEFIepicECU, MS43SupportedSupported
MegaSquirtMini MS3Supported–

Features

  • TunerStudio parity
  • Speeduino, rusEFI, epicEFI, MegaSquirt
  • Lua scripting
  • In-context tuning
  • Spotter
  • Log coverage map
  • Log analytics
  • Guided autotune
  • OnlyTurboFans
  • Vehicle & component library
  • Public tunes, logs & projects

Coming next

  • Output tests
  • Live sensor calibration
  • Warm-up enrichment autotune
  • Whole-project export

Requirements

Browser
Connecting to an ECU needs Web Serial: desktop Chrome or Edge over HTTPS. Logs, streams and the library work in any browser.
Protocol
Writes use msEnvelope_1.0.
efi2000 · browser-based ECU tuningCompatibility