A stable USB cable (do not use Bluetooth for firmware updates).
I recently updated my Autocom CDP+ (and also tested on a Delphi DS150E clone) from a much older firmware (2xxx series) to . After a few weeks of daily use in a professional shop, here is my honest take. Autocom Firmware 3201 Download
| Problem | Possible Solution | | :--- | :--- | | | This happens when different programs have different firmware versions. Copy the Firmware folder from the working installation of one program (e.g., Autocom) and paste it into the other program's directory (e.g., C:\WOW_5.00.12\ac_diagnosis_module\ ) to align the versions. | | VCI is not recognized, or the update fails. | First , ensure you are using a USB cable and not Bluetooth for the update. Second , run the Autocom software as Administrator to ensure it has the necessary permissions. Third , check the Windows Device Manager to ensure the VCI drivers are correctly installed and no COM port conflicts exist. | | The update fails catastrophically, and the VCI appears "bricked." | This is an advanced recovery method. You may need to open the VCI case, locate the main STM32 microcontroller, and temporarily bridge specific pins (like legs 108 and 138) to force the MCU into boot mode. This allows you to re-flash the firmware. This process is delicate and should only be attempted by users comfortable with hardware-level repairs. | | After updating, the tool won't connect to certain car modules. | First, double-check that you are using the correct firmware for your VCI type. If you are using 3201 on a single-board VCI and still have issues, the VCI itself might be of lower quality or your software version may have compatibility limitations. | A stable USB cable (do not use Bluetooth
Users of high-quality Single-Board (1-Board) VCI devices. | Problem | Possible Solution | | :---
Follow these step-by-step instructions to download and manually flash your device to firmware version 3201. Step 1: Download the Firmware Package