1. Install VAG-COM 409 cable driver. Please download the drive from the link: http://www.ftdichip.com/Drivers/CDM/CDM21226_Setup
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Amazon.com: OHP 232 New VAG COM 409.1 KKL OBD2 USB Cable | Genuine Double K Line FTDI FT232RL Chip : Automotive
![How to Install VAG-COM 409.1 KKL Cable on Windows | Car OBD Diagnostics, ECU Chip Tuning & Auto Repair Support How to Install VAG-COM 409.1 KKL Cable on Windows | Car OBD Diagnostics, ECU Chip Tuning & Auto Repair Support](http://www.totalcardiagnostics.com/images/step4-change-com-port.png)
How to Install VAG-COM 409.1 KKL Cable on Windows | Car OBD Diagnostics, ECU Chip Tuning & Auto Repair Support
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Amazon.com: VIMVIP VAG-COM KKL 409.1 OBD2 USB Cable Auto Scanner Scan Tool Compatible with Audi VW SEAT Volkswagen : Automotive
![Amazon.com: VIMVIP VAG-COM KKL 409.1 OBD2 USB Cable Auto Scanner Scan Tool Compatible with Audi VW SEAT Volkswagen : Automotive Amazon.com: VIMVIP VAG-COM KKL 409.1 OBD2 USB Cable Auto Scanner Scan Tool Compatible with Audi VW SEAT Volkswagen : Automotive](https://m.media-amazon.com/images/I/71arq+N933L._AC_UF894,1000_QL80_.jpg)