Test Failed | Autocom Cdp

and check the "Ports (COM & LPT)" section. Note the COM port number assigned to the device (e.g., COM3) and manually match it in the Autocom software under Settings > Hardware Setup Driver Update

: Some clone devices "lock" or lose their firmware if the laptop is connected to the internet while the software is running. It is recommended to use the software offline and add redirect lines to your Windows hosts file. Hardware Inspection (Advanced)

: Switch from Bluetooth to a USB cable for the initial test; it's much more stable. autocom cdp test failed

If drivers aren't the issue, it might be internal. Check these common hardware culprits:

Sometimes the error appears only when connected to a specific car. Here’s why: and check the "Ports (COM & LPT)" section

Older Autocom CDP 2011-2014 units suffer from a failing electrolytic capacitor. Symptoms: The interface works for 10 minutes then fails, or fails immediately.

The Autocom CDP test failed error can be a frustrating issue for automotive technicians. By understanding the causes, troubleshooting steps, and solutions outlined in this article, technicians can quickly resolve the issue and get back to diagnosing and repairing vehicles. Regular maintenance, software updates, and using high-quality scan tools can help prevent the error from occurring in the future. If you are experiencing issues with the Autocom CDP test, try the troubleshooting steps and solutions outlined in this article to resolve the issue. Hardware Inspection (Advanced) : Switch from Bluetooth to

: Ensure the VCI is plugged into the vehicle's OBD port (12V) while testing; it won't always power correctly from USB alone.