Hello,
Thank you for contacting us, please check all the System Requirements, system setup and hardware setup for LIN Demo.
Please find the information:
Go to MM9Z1J638 Demo Software (CodeWarrior® for MCU 10.x project)
Once you have downloaded the ZIP, please go 638_drv_lib and then to "docu" folder.
Click on Documentation.html and scroll down to Demo projects.
ErikaC_0-1720728919193.png
Click on KIT9Z1J638EVM (LIN Demo) and you will find all the hardware requirements.
ErikaC_1-1720728960063.png
Hope this helps.