Launch X431 X-PROG5 is a powerhouse for ECU and TCM/TCU cloning. Using the unified X-431 ECU Clone PC software (the same platform shared by X-PROG3 PC Adapter and X431 ECU Programmer), you can perform chip-level reading, writing, and cloning right from your PC.
Quick Tip: The hardware is plug-and-play when paired with an X431 diagnostic tablet. However, when connecting to a computer via USB cable for the first time, manual software activation is required.If your shop laptop runs 64-bit Windows 8 or Windows 10, use this quick-start guide to get up and running.

X431 XPROG5 ECU & TCU Clone Support List
The software supports comprehensive cloning and chip-level operations across major vehicle brands, including BMW, Mercedes, Porsche, and the VAG group:
- Volkswagen / Audi (VAG): Bosch & Siemens Engine Clone, SIMOS18 ECU Clone, V850 Instrument Cluster Clone, etc
- Mercedes-Benz: FBS4 Gearbox Clone (7G, FDCT, 9G), Multiple EIS/EZS Clone, FDCT/VGS4 NAG2/VGS NAG3 Clone, etc
- BMW: E-Chassis 8HP Gearbox Clone, F-Chassis 6HP Gearbox Clear/Clone, F/G-Chassis 8HP Gearbox Clone, Bosch & Siemens Engine Clone, etc
- Porsche: Front/Rear ECU Clone, Engine & Gearbox ECU Clone , etc
- Multi-Brand Support: Bosch & Siemens ECU Clone (Various Models), Transmission Clone (Various Models), DELCO/DENSO/Marelli ECU Clone, etc
- Chip-Level Programming: RH850 encrypted chip R/W, BMS chip R/W, ID48/96 & ID46 chip cloning, etc
1. Download the Software
Visit the official Launch portal: [https://en.cnlaunch.com/]
Go to Service > Download & Upgrade on the top navigation bar.

Scroll to find X-431 ECU Clone and click Download.

Hit Download again, making sure to select your preferred language package (e.g., ECUCLONE_PC_EN_setup).


2. Run the Installer
Locate the downloaded .exe file on your PC and double-click to open it.
Follow the straightforward, on-screen setup wizard to complete the installation.

3. Establish Hardware Connection
Plug your G5 programmer directly into your PC's USB port.
Open the X-431 ECU Clone application.
Wait for the interface to display "Successfully connected", indicating the hardware is ready.

4. Registration & License Activation
Important Reminder: Ensure all operational files have verified checksums. Read and write compatibility is determined by your target ECU or TCU module.
Click Confirm on the startup prompt.

Enter a valid email address and click Send. Type the OTP verification code from your inbox into the box and click Login.

When the pop-up alerts you that the device is unregistered, click OK.

To link your profile to the PC box, click Activate.

The software will auto-populate your Serial Number. Type in the unique Activation Code (found on the accessory paper slip inside your package) and click Activate to finish.

Your Launch X431 X-PROG5 IMMO Programmer is ready to use! Simply select the CHIP option on the main dashboard to open the read/write tool menu.


Source: https://www.uobdii.com/service/launch-x431-x-prog5-pc-software-quick-start-setup-support-list.html
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