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SPRING BRAKE SALE - Use Code: SPRING10 (Brakes, Wheels, Link ECUs) or SPRING5 (store wide)

Link ECU - MX5Link - MX5NB1X

  • Sale
  • $ 1,595


G4X PlugIn ECUs offer the latest in engine management technology, designed to easily maximize the potential from your car.  


This ECU fits inside the factory OEM enclosure. Installation is a breeze, with no alteration of the factory wiring loom required for the models listed below. 

Designed for the Pre-Facelift MX5 NB (MY1998-2000, 3 Plug ECU, non-VVT 1.8L Engine)

  • Please check your connector matches the header in the listed photo before purchasing.  
  • This ECU works for manual transmissions only.  
  • Includes onboard 7 bar MAP sensor 
  • Most factory features are supported 
  • Check the features tab for I/O expansion options 


Note: This Plug-in features a new 4 pin powered CAN connector and cannot use the old CANPCB cable for CAN connection. Use the CANJST4 (Link PN 101-0198) cable for connecting CAN devices. This new 4 pin port and cable provide not only the CAN connection, but also a protected 12V power supply and ground for powering the CAN devices. The power supply is protected by a self-resetting fuse rated at 3A continuous. 

G4X PlugIn Key Features (where applicable):

  • Up to 6D fuel and ignition mapping
  • Precision closed loop cam control (four cam, independent control)
  • Sequential fuel delivery
  • Digital triggering, all OEM patterns
  • OEM idle hardware supported
  • 5D boost control with three switchable tables
  • Motorsport features - antilag, launch, flat shift
  • Continuous barometric correction (on board)
  • CAN port
  • QuickTune - automated fuel tuning
  • Individual cylinder correction
  • USB tuning cable included
  • Stats recording into on-board memory
  • Gear compensations for spark, boost and fuel
  • Real time selectable dual fuel, ignition and boost maps
  • Sync and crank sensors can be a combination of Hall effect, variable reluctance or optical
  • Boost control referenced to gear, speed or throttle position
  • 512 mega bytes data logging memory
  • Staged injection
  • Knock with "windowing"

I/O Expansion Options:

The following expansion connector inputs/outputs are provided: 

Expansion Connector 1 
Pin 1                An Temp 4
Pin 2                An Temp 3
Pin 3                DI 10
Pin 4                DI 9 
Pin 5                DI 8 
Pin 6                DI 7
Pin 7                IGN 4
Pin 8                IGN 3

E-Throttle Connector 
Pin 1                Ground (signal)
Pin 2                +5V out
Pin 3                An Volt 12
Pin 4                An Volt 11
Pin 5                An Volt 10
Pin 6                An Volt 9
Pin 7                Aux 10
Pin 8                Aux 9