Mitsubishi’s newer models (post-2021) are moving toward and CAN FD encryption . KeyRead developers have hinted at a V3.0 in late 2025 that will include:
: The tool is often available through third-party platforms like UnlockPLC for technicians who need a quick recovery solution.
This tool should only be used on hardware owned by the user or where explicit permission has been granted. Bypassing PLC security may violate service agreements or local intellectual property laws regarding industrial code. Data Integrity:
: Connect a programming cable (such as an SC-09 red cable or an equivalent USB-to-RS422 serial adapter) from the PC to the PLC’s round 8-pin mini-DIN peripheral port. keyread v2.0 mitsubishi
Connect the KeyRead V2.0 hardware interface (or compatible pass-through device) to the vehicle’s OBD-II port and to a Windows laptop running the KeyRead software.
: Requires a serial or USB port connection to the PLC's programming interface.
: It operates via a minimalist GUI where users select the appropriate COM port, specify the PLC series, and execute a "Read" command. Supported Mitsubishi PLC Hardware Bypassing PLC security may violate service agreements or
: Free versions of KeyRead v2.0 easily extract these passwords instantly because older hardware stores keywords in clear text or weakly encrypted memory registers.
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: While versions for older models (like FX2N) are sometimes found as free downloads, newer or more advanced versions (e.g., for FX3U/FX3G ) may require a paid license or separate specialized tools. Important Considerations : Requires a serial or USB port connection
Bypassing a password to repair a machine you own or to salvage code from a bankrupt OEM is generally legal under right-to-repair frameworks. However, cracking a machine password to copy proprietary logic and clone a competitor's system architecture constitutes intellectual property theft.
subgraph E [查看与复制密码信息] E1[在信息显示区查看密码] E2[记录或复制密码] end
What version do you plan to use to download the ladder logic afterwards?
If you work on Mitsubishis, you know the struggle of pulling SMART keys and PIN codes. Say goodbye to the headache and hello to the updated !