If your device manager shows a yellow exclamation mark or lists the device as , " Autocom CDP+ Dual Board Go to product viewer dialog for this item.
Installing Autocom CDP+ USB drivers often requires manual Device Manager updates, as missing or corrupted drivers frequently cause "hardware not found" errors on Windows systems. Users can resolve these issues by locating the "Drivers" folder within the installation directory or by sourcing stable, community-verified driver packs and firmware updates from MHH AUTO forums. You can find detailed troubleshooting and driver files on the MHH AUTO forum. Share public link autocom cdp- usb driver software - MHH AUTO - Page 1
Modern Windows operating systems block unofficial or modified drivers. Because many diagnostic drivers are older or modified for specific hardware clones, you must temporarily disable enforcement: If your device manager shows a yellow exclamation
Based on the 147+ pages of replies on MHH AUTO, here are the top three errors and fixes. You can find detailed troubleshooting and driver files
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Another common scenario involves users who have lost the original CD that came with their CDP+ and no longer have the driver files. Forum members consistently advise searching for “autocom 2021 mhh” on Google, which leads to multiple threads containing software and driver downloads that work with the CDP+.
Another common problem is that the software detects the device but cannot communicate with it, often showing "unknown device" or failing the hardware test. In a detailed thread from 2015, a user named mcusys reported that while the device appeared and disappeared correctly in Device Manager, the Delphi software could not test the device on COM6.
