Expand the Ports section (COM & LPT) and find the USB Serial Port (COM) and right-click.ģ. Go to the Device Manager of your computer.Ģ. If you are looking for a K+DCAN cable, you can buy one on Amazon:Īfter driver installation, the next process is to make sure that the COM port settings in the Device Manager are properly configured. When choosing a K+DCAN cable, make sure that it has these qualifies listed on its product description. It comes with a switch that you can flip left to read older BMW models (1998-2007) that use the K-Line interface and flip right to read the newlywed BMW models (2007-2018) that use the DCAN interface. The K+DCAN cable functions as a USB interface that is equipped with the FTDI 232RL/232RLRQ chip used for coding and complete diagnostics. Windows laptop computer Buy the Correct K+DCAN Cable To get started, you need to have the following:ģ. In this post, we will show you a guide on how to configure the K+DCAN cable for BMW coding properly. The K+DCAN cable serves as an adapter that will connect to the vehicle’s OBD2 port and to a computer with the coding software. The K+DCAN cable is one of the most common cable adapters used for BMW coding on E-chassis models.