This M142 Plug-In ECU Kit provides a complete replacement for the OE (original equipment) ECU for the Toyota Yaris GR 2020. Using existing wiring, the original fuel system and sensors, it delivers convenient installation with fully programmable control.
 
Using the optional Diff Loom (#61466) The kit now provides programmable rear Diff Control that integrates with the Drive Mode Switch.
 
Along with fuel, ignition, throttle and camshaft control, this Kit also supports other OE ECU features, including:
 
Selectable Drive Mode including Normal, Sport, and Track using OE controls
Head-Up Display
Direct injector with high pressure fuel pump control and secondary port injector control (saturated high-ohm injectors only)
Cruise control
All OE dash functionality including warnings