Arduino ECU Simulator
This uses a couple of libraries you will need to install into your Arduino IDE library path:
For the Elecfreaks CAN-BUS Shield v1.2: https://github.com/coryjfowler/MCP_CAN_lib
For the Sunfounder 4x20 LCD display: https://bitbucket.org/fmalpartida/new-liquidcrystal/downloads/Newliquidcrystal_1.3.5.zip