Actia Psa Xs Evolution 9780z5 Driver | OFFICIAL |

A: Use FTDI CDM Uninstaller (official tool). Then manually delete C:\Windows\System32\drivers\actiausb.sys and remove any OEM*.inf referencing ACTIA via pnputil /enum-drivers.

After driver installation, the 9780Z5 may require firmware updating via PSA Firmware Tool (version 4.2.4 or higher). The driver allows the flasher to see the device. Run the firmware updater and select the correct COM port.

A slow driver response leads to "timeout" errors when reading ECUs on a Citroën C4 or Peugeot 508. actia psa xs evolution 9780z5 driver

If the driver installation fails or the device connects and disconnects repeatedly, you likely have Driver Signature Enforcement issues.

How to Disable Driver Signature Enforcement: A: Use FTDI CDM Uninstaller (official tool)

After the driver is installed, you must tell the diagnostic software (Diagbox/PP2000) which COM port the device is using.

Before connecting the device to your vehicle or PC, ensure you have the following: If the driver installation fails or the device

In the world of professional automotive diagnostics—specifically for the PSA Group (Peugeot, Citroën, DS, and lately, Opel/Vauxhall models)—the ACTIA PSA XS Evolution stands as a gold standard. However, even the most powerful hardware is rendered useless without the correct software bridge: the driver. Specifically, the component referenced by the identifier 9780Z5 is a critical piece of this ecosystem.

If you are a garage owner, a mobile diagnostician, or a passionate PSA enthusiast, understanding how to properly install, troubleshoot, and maintain the ACTIA PSA XS Evolution 9780Z5 driver is non-negotiable. This article provides a deep dive into everything you need to know.

If you bought your unit for under $150 USD, it is almost certainly a clone. Clone drivers are different. You will need the "OpenXX" or "DiagBox patched driver" made specifically for cloned STM32 chips. Do not mix genuine and clone drivers—it will brick the firmware.