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How to Activate Truck ECU Flash License on Launch X431?

 

Tutorial: How to purchase, enable, or activate the commercial vehicle ECU Flash function on Launch X431 diagnostic scanners.

 

Compatible X-431 heavy duty truck scanners:

Launch X-431 PAD V LINK HD (has ECU Flash function by default)

Launch X-431 PRO3 SE HD

Launch X-431 PRO3 LINK HD

Launch X431 V+ Smartlink HD

Launch X431 Pro3s+ Smartlink HD

 

ECU Flash Function Including:

• 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

 

1. How to Purchase ECU Flash License?

Go to Mall- Software Store- Commercial Vehicle- ECU Flash.

Enter purchase and delivery information and choose payment method.

Activate Commercial Vehicle ECU Flash License on Launch X431 1

2. How to Enable/Configure ECU Flash Function?

Follow this guide to modify configuration files to enable ECU flash function.

 

  • PAD V LINK HD path: /storage/emulated/0/cnlaunch/X431PADV/assets/StdCfg.ini
  • PRO3 SE HD/ PRO3 LINK HD/ V+ HD/ Pro3s+ HD path: /storage/emulated/0/cnlaunch/X431Pro3S/assets/StdCfg.ini  

Parameters to Modify: 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.

Activate Commercial Vehicle ECU Flash License on Launch X431 2
Activate Commercial Vehicle ECU Flash License on Launch X431 3
Activate Commercial Vehicle ECU Flash License on Launch X431 4
Activate Commercial Vehicle ECU Flash License on Launch X431 5
Activate Commercial Vehicle ECU Flash License on Launch X431 6

Open and edit “StdCfg.ini” with a text editor, find two fields “OnlineFlash=0” and “Flash=0”, click the corresponding field, change the value to 1, and save. After the save value, the corresponding value will change to 1, as circled in the figure below, indicating that the software now can do ECU Flash function.

Find OnlineFlash and Flash
Change OnlineFlash=0 to OnlineFlash=1
Change Flash=0 to Flash=1

Activate Commercial Vehicle ECU Flash License on Launch X431 7
Activate Commercial Vehicle ECU Flash License on Launch X431 8

NOTE:

1.Changing OnlineFlash and Flash value to 1 will also enable online programming function (if it’s PAD series)

2. If there is no OnlineFlash or Flash parameter, add OnlineFlash=1; Flash=1 parameters directly to the end of the StdCfg.ini document.

Activate Commercial Vehicle ECU Flash License on Launch X431 9

3. Display in the APP

After modifying the parameters (OnlineFlash=1, Flash=1):

X-431 HD APP:

  • “ECU Flash” software appears under Local Diagnosis / Manufacturer.

  • “ECU Flash Data Management” function appears in the More section.

X-431 APP:

  • “ECU Flash” software appears under Local Diagnosis / HD / ALL.

  • “ECU Flash Data Management” function appears in the Tools section.

 

4. Supported Vehicle List

IDCategorySupported Brands/Systems
X109023558HD_ECUCBCU
X109023558HD_ECUBosch
X109023558HD_ECUContinental
X109023558HD_ECUDelphi
X109023558HD_ECUDenso
X109023558HD_ECUDongfeng Commercial
X109023558HD_ECUFoton
X109023558HD_ECUAftertreatment (SCR/DCU)
X109023558HD_ECUJiangling Motors
X109023558HD_ECUCummins
X109023558HD_ECULiaoning Xinfeng
X109023558HD_ECUNanyue Unit Pump
X109023558HD_ECUHino
X109023558HD_ECUSany Heavy Industry
X109023558HD_ECUNatural Gas Systems
X109023558HD_ECUWIT
X109023558HD_ECUWeichai
X109023558HD_ECUIsuzu/Qingling
X109023558HD_ECUFAW Jiefang
X109023558HD_ECUYikong
X109023558HD_ECUYuchai
X109023558HD_ECUSinotruk


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