KeyRead V2.0 Mitsubishi is a specialized software tool primarily used by technicians and industrial professionals to unlock and crack passwords
Familiarity with Mitsubishi’s standard software, such as GX Works2 or GX Works3 . A Note on Ethical Use
It provides a direct path to accessing PLC code without requiring a full factory reset, which would wipe the existing program. Getting Started To use the tool effectively, you generally need: Hardware Interface: A serial or USB-to-PLC adapter cable.
Connect your stable power supply to the vehicle’s battery. Connect the Keyread V20 dongle to your Windows laptop (Windows 10 or 11 64-bit is required). Launch the Keyread Suite v20.0.4 . keyread v20 mitsubishi
A modular micro-PLC used for distributed control expansions.
: Within moments, the extracted plain-text password string will populate in the status box. Copy this keyword down exactly as written.
Advanced series like the FX3U, FX3G, FX3GA, and FX3S. Why Professionals Use It KeyRead V2
Engineers frequently deal with legacy systems where the original source code backups have been lost to hard drive failures. How Does KeyRead V2.0 Work?
This ensures that maintenance engineers can extract the original runtime logic, troubleshoot live plant machinery, and modify logic programs without losing proprietary, field-tested code. Core Technical Specifications Password extraction and PLC keyword recovery Software Version Version 2.0 (Stable build) File Size Approximately 1.70 MB Interface Port RS-232 Serial Port or USB-to-Serial SC-09 adapter cable Operating Systems Windows XP, 2000, Vista, 7, 10, and 11 Target Hardware Mitsubishi MELSEC FX Micro PLCs Supported Mitsubishi PLC Models
: Antivirus programs often flag these tools as "malicious" because of their password-cracking nature; users typically need to disable their antivirus to run them. Connect your stable power supply to the vehicle’s battery
You are using a transponder that is locked to another vehicle. Fix: While V20 can write to virgin chips, it cannot overwrite a locked 8D-70 chip. You must use a brand-new, "empty" 8D-70 (also known as ID70 or Megamos 8D). The Keyread V20 includes a "Transponder Tester" tool—use it to check the chip's status before inserting it into the ignition.
Developed as an independent utility (originally tied to variants by DW Hylton, Inc. or specialized PLC repair groups). Hardware Compatibility Profile
The Evo community is one of the most tech-savvy in the world. They realized that the tools required to unlock the engine's potential were the same tools required to bypass the immobilizer. This overlap created a unique ecosystem where a "tuner" cable became a "locksmith" tool. Keyread V20 became a staple in the toolbox of any shop that worked on Evos or Pajeros.
The tool works effectively with the standard SC-09 programming cable (USB or RS232), which is common for connecting a PC to the PLC's Programming Port. How to Use KeyRead V2.0 (General Procedure)