Toyota MR2 V2-3 & Celica - ST205 Plug-In ECU

• Please check your pinoutconnector matches the header in the listed photo before purchasing.  
• This ECU works for manual transmissions only.  
• ECU does not fit in the original housing of non-turbo cars 
• Most factory features are supported. 
• Check the features tab for I/O expansion options.
• This ECU will need a modification before E-Throttle is usable.

• Toyota MR2 1993 onwards (Gen3 3SGTE) not including RedTop Beams 
• Celica ST205  
• Carlos Sainz Edition
• GT-Four RC
• Group A Rallye

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 megabytes data logging memory
• Staged injection
• Knock with "windowing"

I/O Expansion Options
The following expansion connector inputs/outputs are provided: 
Expansion connector 1 
Gnd                Sensor Ground Only  
+5V Out        Low Current +5V Supply 
DI 5                Digital Input 
DI 6                Digital Input 
DI 4                Digital Input 
An Volt 7        Analog 0-5V input 
An Volt 5        Analog 0-5V input 
An Volt 6        Analog 0-5V input 

Expansion connector 2 
Ign 5                Ignition 5 Auxiliary Output 
Ign 6                Ignition 6 Auxiliary Output 
Ign 7                Ignition 7 Auxiliary Output 
Ign 8                Ignition 8 Auxiliary Output 
DI 9                Digital Input 
DI 10                Digital Input 
Volt 8                Analog 0-5V input 
Volt 9                Analog 0-5V input 

Download Manual

Click here to download the full Specifications PDF.