Retro-fit-able on all existing KData KdFi1.4 ECU's. Installation takes a couple of seconds,just swap the modules and done!

SM3 (upgrade) module based around the MegaSquirt3 firmware but with refind electronics!

Not sure which ECU to choose? See our  ECU version help.

Existing users can exchange for a small price to the upgraded dataloging capable boards.

Email us for further info

Our new SM3+ module features: 

  • Full sequential engine management system up to 6 Cylinders
  • Gold plated PCB for best signal conditions
  • 6x ignition full-sequential outputs, up to 12 in wasted spark firing
  • 6x fuel full-sequential outputs, up to 12 in batched firing
  • 3D 16x16 resolution fuel&Ignition software expandable to 16X32
  • Supports Smart & passive coils
  • Supports MAP, MAF, AlphaN & ITB engine loads
  • Individual fuel and spark trim
  • Closed loop idle
  • Closed loop mixture control
  • Closed loop Auto-tune function
  •  2 automatic trigger level detection inputs (VR-Hall or Optical supported)
  • VR, Hall, or optical sensors support
  • EGT K-type controller built-in
  • Double software adjustable knock controller built-in
  • USB FTDI controller built-in
  • Lambda LSU4.9 controller built-in
  • Onboard 1Gb dataloging and real time clock(RTC)
More user-programmable inputs and outputs over the MegaSquirt2 based boards:

  • Dual fuel 
  • Flex fuel
  • Injector staging
  • Dual Boost control
  • Custom PWM/On-Off outputs
  • Table switching
  • VSS/traction 
  • VTT control
  • Water/nitrous control
  • Limp mode
  • Shift-Cut
  • ALS
  • Launch control
  • 16x16 resolution VE&Ignition software expandable to 16X32
  • Hall&VR sensor support
  • 2&3 wire PWM idle valve support
  • CAN-bus
  • Tunerstudio free software
  • All Power stages AEC-q100/ automotive grade electronics!

SM3a User Manual (Obsoleted)
SM3+ Module r1.5 User Manual

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SM3+ ECU Module

  • Product Code: SM3+ ECU Module
  • Reward Points: 4
  • Availability: 8
  • 361.79€

  • Ex Tax: 299.00€
  • Price in reward points: 349

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