Do not throw your CDP against the wall. Save this guide, work through the steps methodically, and you will see that green “Test Passed” message again.
In 2014, FTDI released drivers that bricked counterfeit chips. If your clone worked for years and suddenly fails after a Windows update, your FTDI chip is likely dead. autocom cdp test failed
The Autocom CDP draws power from the OBD port. Some vehicles (especially older European cars) do not provide stable 12V on Pin 16 during ignition. Do not throw your CDP against the wall