LAUNCH X-431 ECU & TCU Programmer is an ECU and TCU programmer and cloning tool that supports reading and writing functions for various types of engines and gearboxes. Used for ECU replacement, data processing, file verification and more.
Launch X431 ECU/TCU Cloning Software V10.40 (Update on 13/01/2025)
V10.40 1. Added read and write, personalization, clearing function for BOOT mode
Benz transmission TCU VGS4-0-NAG2, VGS4-500-NAG2.
2. Added BENCH mode
Cadillac, Chevrolet transmission ECU T87A read and write function.
3. Added read and write function for BENCH mode
Great Wall transmission ECU 7DCT450.
4. Added read and write function for BENCH mode
Great Wall, Geely engine ECU MG1US008/MG1UA008.
5. Optimized
BMW E83 data read issue.
6. Optimize the expired device usage status so that when the device is expired, the functions released before the expiration can still be used.
New updates are restricted to download when the free subscription has expired.
Check the
detailed operation guide LAUNCH X-431 ECU & TCU Programmer supports ECUs data reading & writing quickly, including reading the chip ID and backing up the EEPROM data, backing up the FLASH data and restoring EEPROM/FLASH data. There are two methods to read various vehicle brand ECUs info. The X-431 ECU & TCU Programmer also supports Data Processing, anti-theft shutdown and file verification.
[Checksum Correction Function] - Ensure the validity of ECU data. When you write data to a new ECU, it will automatically check the data for you to ensure that the ECU can function properly.
LAUNCH X-431 ECU & TCU Programmer Features: 1. 2D menu, clear and easy to choose
2. Powerful search function
3. Convenient modification of ECU data
4. USB communication, with a speed more than three times that of Android devices, making it more stable
5. Easy to copy data
6. Support engine data validation function
7. One year free update. Car Support List, click to view Software download link: https://en.cnlaunch.com/download
How to install, update, and activate Launch X431 ECU & TCU Programmer 
Faster ECU Data Reading & Writing Speed
1. Support two methods to read various vehicle brand ECUs info
2. Support read the chip ID and back up the EEPROM data
3. Support back up the FLASH data and restore EEPROM/FLASH data
4. Support immo off function for MEDC17 ECU
5. Supports checksum correction
6. Support Data Processing, anti-theft shutdown and file verification
PC Software Description: Firstly, connect the X-431 ECU & TCU Programmer to the computer with a hole wire. Then, click to enter the software. The serial number will be automatically recognized from the X-431 ECU&TCU Programmer, and the activation code needs to be obtained from the envelope bar of the X-431 ECU & TCU Programmer. Click [Activate] to activate (only activate once, no need to activate again later), See this guide for details:
LAUNCH X431 ECU & TCU Programmer operation guide Support list(Continuously updating): | ECU Name | ECU Type | ECU Brand | FLEX |
| EDC16XX | ECM | Bosch | Support |
| EDC17XX | ECM | Bosch | Support |
| MD1CSXXX | ECM | Bosch | Support |
| MD1CPXXX | ECM | Bosch | Support |
| ME17.X.X | ECM | Bosch | Support |
| MED17.X.X | ECM | Bosch | Support |
| MED9.X.X | ECM | Bosch | Support |
| MEV17.X.X | ECM | Bosch | Support |
| MEVD17.X.X | ECM | Bosch | Support |
| MG1CSXXX | ECM | Bosch | Support |
| MG1CPXXX | ECM | Bosch | Support |
| MSDXX | ECM | Continental/SIEMENS | Support |
| MSVXX | ECM | Continental/SIEMENS | Support |
| SDIX | ECM | Continental | Support |
| GM EXX/TXX | ECM | DELCO | Support |
| SIM271XX | ECM | Continental | Support |
| SIMOS12.X | ECM | Continental | Support |
| SIMOS8.X | ECM | Continental | Support |
| SIMOS-PCR2.X | ECM | Continental | Support |
| 6HPXX | TCM | ZF | Support |
| 8HPXX | TCM | ZF | Support |
| 7DCT300 | TCM | ZF | Support |
| 9G Tronic | TCM | Bosch | Support |
| ALXXX | TCM | ZF | Support |
| TCXX | TCM | Bosch | Support |
| DPS6/DC4 | TCM | GETRAG | Support |
| DKG | TCM | GETRAG | Support |
| DLXXX | TCM | Temic | Support |
| DQXXX | TCM | Temic | Support |
| MPS6 | TCM | GETRAG | Support |
| SPS6 | TCM | GETRAG | Support |
| VGSX | TCM | GETRAG | Support |
| VL381 | TCM | Temic | Support |
| GM 6TXX/6LXX | TCM | DELCO | Support |
| MEDG17.9.8 | TCM | Bosch | Support |
| MEG17.9.2 | TCM | Bosch | Support |
X431 ECU & TCU Programmer + PC VS X-PROG3 +X431 PADVII 
Package List:
1pc x main unit
1pc x USB cable
1pc x MCU cable V1
1pc x Bench Mode Cable V2.0
6pcs x Matching adapters A
6pcs x Matching adapters B
6pcs x Matching adapters C
6pcs x Matching adapters D
6pcs x Matching adapters E
6pcs x Matching adapters F
1pc x switching power adapter
1pc x European power cord
1pc x user manual
1pc x packing list
1pc x password envelope
1pc x carrying case
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