For this project, I upgraded a 6V Lamborghini Power Wheel to a 12V and added traction control. The traction control is using an ESP8266 for the controller.
Watch the complete project here: https://youtu.be/sQc1SC60owo
Open the "PowerWheel.ino" to begin. Using Arduino 1.8.5 IDE. Under Tools->Board: select "NodeMCU 1.0(ESP-12E Module)"
If the NodeMCU is not available then follow these instructions: https://learn.sparkfun.com/tutorials/esp8266-thing-hookup-guide/installing-the-esp8266-arduino-addon