Launch X431 has released the ECU Flash function for X431 PAD V LINK HD, PRO3 SE HD, PRO3 LINK HD, V+ SmartLink HD, PRO3S+ SmartLink HD, and other PRO3 series HD tablets. This post will introduce how to purchase, enable, and activate this function.
1.How to buy ECU Flash Function?
X431 PAD V LINK HD has already add ECU Flash function in the device
Other PRO3 series tablets have been updated to X-431 HD APP, same as X-431 PRO3 SE HD
Except PAD V LINK HD, others need to buy the ECU Flash software
Path: Mall /Software Store/Commercial Vehicle
2.How to enable/configure ECU Flash function?
The “Online Programming”, “(ECU Flash) diagnostic software” and the “Flash Data Management” functions were not displayed on the X431 PAD V LINK HD and PRO3 series HD device APP.
All need to modify the configuration file.
- For X431 PAD V LINK HD
 
Path: /storage/emulated/0/cnlaunch/X431PADV/assets/StdCfg.ini
- For X431 PRO3 SE HD/ X431 RO3 LINK HD/ X431 V+ SmartLink HD/X431 PRO3S+ SmartLink HD
 
Path: /storage/emulated/0/cnlaunch/X431Pro3S/assets/StdCfg.ini
Modified parameters:
-> OnlineFlash=0, Flash=0
For PAD V HD, go to Other Modules – Files – file management (internal storage) – cnlaunch folder -Device name – Assets directory and find the file named Stdcfg.ini.
For Pro3 HD series, go to Other Modules – Files – file management (internal storage) – emulated-o-cnlaunch folder -Device name – Assets directory and find the file named Stdcfg.ini.
Note:
1).Overseas configurations are preset to 0 by default (OnlineFlash=0, Flash=0)
To enable Online Programming, please change the value to 1 manually.
2).If there is no OnlineFlash or Flash parameter, please directly add “OnlineFlash=1; Flash=1;” at the end of the Stdcfg.ini
document.
3).After modifying the parameter to “OnlineFlash=1; Flash=1;” the APP will show the online programming (ECU Flash) function.
- X-431 HD APP:
 
“ECU Flash” software displays under the “Local diagnosis/Manufacturer” menu
“ECU Flash Data Management” function displays in the “More” section
- X-431 APP:
 
“ECU Flash” software displays under the “Local Diagnosis/HD/ALL” menu
“ECU Flash Data Management” function displays in the “Toolbox” section
3.ECU Flash Function
- Supports full-range Cummins engine ECU flash (read/write) (China III, IV, V, and VI emission standards)
 - Supports Bosch system:
 
ECU data flash for China III-VI engines
Low-level (boot mode) flashing
Cross-version engine flash without physical disassembly
- Sinotruk system coverage:
 
CBCU/CBCU3 modules
2012 instrument cluster variants
BBM and VCU units
Proprietary SCR system
- Delphi system support:
 
Unit pump ECU flash
Full-range engine data flashing (China III-VI)
- Nanyue unit pump ECU flash (R01/R02 models)
 - Yuchai proprietary system flash
 - Denso ECU solutions:
 
Hino/Shanghai Diesel/Wuxi Diesel/Dongfeng/Sinotruk series
- Foton vehicle systems:
 
Instrument cluster combinations
Smart BCU modules
AMT control units
CBCU3 flash
- Weichai and Wuxi Diesel proprietary systems:
 
Complete engine data flash (China III-VI)
- Natural gas system support:
 
Woodward/WPDS systems
Bosch EGC4
Sinotruk-Yuchai-Wuxi Econtrols
Yuchai proprietary NG systems
OH6 platform
- Aftertreatment DCU coverage (20+ systems):
 
Tenneco/Sanli/Kelong/ACM/Tianlan
Dinex/Kedes/Henghe/Qintai/Weifu
Bosch and other major brands
- Dongfeng Commercial Vehicles:
 
OEM-grade online matching
China VI compliant data flash
4.Launch ECU Flash Heavy-duty Truck Support List:
| X109023558 | HD_ECU | CBCU | 
| X109023558 | HD_ECU | Bosch | 
| X109023558 | HD_ECU | Continental | 
| X109023558 | HD_ECU | Delphi | 
| X109023558 | HD_ECU | Denso | 
| X109023558 | HD_ECU | Dongfeng Commercial | 
| X109023558 | HD_ECU | Futian | 
| X109023558 | HD_ECU | Aftertreatment (SCR/DCU) | 
| X109023558 | HD_ECU | Jiangling Motors | 
| X109023558 | HD_ECU | Commins | 
| X109023558 | HD_ECU | Liaoning Xinfeng | 
| X109023558 | HD_ECU | Nanyue single pump | 
| X109023558 | HD_ECU | Hino | 
| X109023558 | HD_ECU | Sany Heavy Industry | 
| X109023558 | HD_ECU | Natural gas | 
| X109023558 | HD_ECU | Witter | 
| X109023558 | HD_ECU | Weichai | 
| X109023558 | HD_ECU | Isuzu Qingling | 
| X109023558 | HD_ECU | Faw Jiefang | 
| X109023558 | HD_ECU | Yikong | 
| X109023558 | HD_ECU | Yuchai | 
| X109023558 | HD_ECU | Sino truk |