The innovative flashing software for control units from cars


    ismFlash, is a tool to read and write data of control unit from cars.

    ismFlash works with any passthru j2534 device. For example Tactrix Openport, Scanmatik or Evc UCM100.

    With ismFlash it is possible to read the firmware of a supported car / controlunit and to flash it.

    Most protocols supporting also to read and clear the faults and to log measuring values.

    A list of the supported protocols you can find left in the sidebar.

    You will find also some videos of ismFlash in action left in the sidebar.


    Computer with Windows 7 / Windows 8 / Windows 10 / Windows 11

    Passthru J2534 device

    Stable internet connection

WinOLS Visualization

    Protocols that support the recording of measurement values, i.e., logging, can also be visualized in WinOLS.

    Here is an example video of this feature.

    For this function, WinOLS 5.29 or newer is required. Additionally, either the UCM100 Passthru J2534 device from EVC

    or, if another Passthru J2534 device like Tactrix Openport or Scanmatik is used, then the plugin OLS1018 is needed.

    This is only a visualization! It is not live tuning!

Buy ismFlash

    To buy ismFlash go to, log in and press in menu ismFlash.