ECU Shootout

DIYAutoTune MS3Pro EVO ECU

MidWire-inDiscontinued
Years made not published
Replaced by DIYAutoTune MS3Pro EVO+ (supersedes MS3Pro EVO)
Needs older software: see belowIdentify another ECU

The DIYAutoTune MS3Pro EVO is a mid-range wire-in engine control unit (ECU) from DIYAutoTune / AMP EFI. It is an older generation, no longer made, replaced by the DIYAutoTune MS3Pro EVO+ (supersedes MS3Pro EVO). It has support for up to 10 cylinders.

Prices checked . Specs from DIYAutoTune / AMP EFI's published data.

Key specs

–INJECTORS
–IGNITION
10MAX CYL
–DBW
–λ WIDEBAND
–KNOCK
–CAN BUSES
–LOGGING

DBW = drive-by-wire throttle channels · λ wideband = onboard wideband lambda (oxygen sensor) inputs · CAN = controller area network buses.

Features

  • Drive-by-wireNot published
  • Onboard widebandNot published
  • Knock controlNot published
  • Flex fuelNot published
  • Traction controlNot published
  • Launch controlNot published
  • Boost controlNot published
  • Gearbox controlNot published
  • Onboard loggingNot published
  • EthernetNot published
  • USBNot published
  • Built-in displayNo

Yes and No come from DIYAutoTune / AMP EFI's published specs; "not published" means the maker doesn't say. Some features, like traction control and launch control, mean different things by brand. See the glossary.

Details

Highlights
Supersedes the first-generation MS3Pro: more I/O, onboard 4-bar MAP and barometric sensors, 5 diagnostic LEDs, 64-channel logging at 330 Hz, 50+ ignition modes; no peak-and-hold injector drivers
Part number
MS3V-E_PKG
Software
TunerStudio MS
Links
Product page ↗
Tuning
Find a MegaSquirt tuner with a dyno
Status
Older generation, no longer made. Replaced by DIYAutoTune MS3Pro EVO+ (supersedes MS3Pro EVO)
Maker
DIYAutoTune / AMP EFI: history, software and every model

Identify it

Part numbers
MS3V-E_PKG
On the label
MS3Pro EVO
How to tell
Same family as the EVO+; 'EVO' without the plus on the label.

Sources: web.archive.org ↗

Software and manuals

Files are mirrored here with the maker's permission and kept after the maker stops supporting them. For a current release, the maker's own page is the authoritative source.