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Original Launch X431 Diagun III

X-431 X431 Diagun III is a new professional vehicle diagnostic tool designed and developed by LAUNCH for repair technicians. It’s smart, easy to carry, fully functional and convenient to use, and it’s the standard equipment for garage technicians. Languages:French, Spanish, English, Russian,Italian,German,Simplified Chinese,Traditional Chinese

was $769.99 Special Price $630.99
Availability: Out of stock

Our X431 Dealer Code is: 86A 

You will get an account to register in LAUNCH website,  you can download the update software by yourself.



Original Launch X-431 X431 DIAGUN III Update Online 
X431 Diagun III is a new professional vehicle diagnostic tool designed and developed by LAUNCH for repair technicians. It’s smart, easy to carry, fully functional and convenient to use, and it’s the standard equipment for garage technicians.
X431 Diagun III + Launch DBScar diagnostic adaptor integrated design, supports wired and Bluetooth wireless diagnosis. Color and touch inductive screen, easy operation.


Language: French, Spanish, English, Russian, Italian,German


Launch X431 Diagun III Vehicle List :
Demo, Smart diagnostic software, Smart OBDII America: America Ford, Chrysler, GM, Acres, INFINITI, Lexus. Australia: Australia Ford, Holden Brazil: Brazil GM India: Indonesia Daihatsu, Indonesia Suzuki, Mahindra, MARUTI,TATA Japan:Daihatsu, Honda, JP Isuzu, Mazda, Mitsubishi, Nissan, Subaru, Suzuki, Toyota Europe:Audi,Benz,BMW,Citroen,Europe Ford,Fiat,Jaguar,Lancia,Landrover,Opel,Peugeot,Porsche,Renault,Romeo,Rover,Saab,Seat,Skoda, Transporter-Class, Volkswagen, Volvo China:Brilliance,BYD,Changan,ChangCheng,Changhe,Chery,GEELY,Gonow,HaFei,JAC,Jiangling,SGMW,Tianjin,Xiamen Golden,XinKai,ZhongShun,Zhongxing,ZOTYE

Korea: Daewoo,Hyundai,Kia, Ssangyong

Malaysia: Perodua,Proton Russia: GAZ,VAZ

S.Africa: S.Africa Opel Thailand: Thailand Isuzu

 X431 Diagun III Product Features:
1, Powerful diagnostic functions

2, Wireless diagnosis

3, Fashionable and Integrated design

4, Better battery system design

5, Easy for comparison and analysis

6,Two DataStream waveforms displayed in one screen

 X431 Diagun III Product Specifications:
CPU --- 400 MHz ARM9

Color Touch Screen --- 480X272, 4.3''

TF card--- 1G

Upgrading/Printer Interface--- USB

Wireless communication Module --- Bluetooth

USB --- Standard USB 2.0 Ports

Working voltage of diagnostic adaptor: DC 12V (DC 24V not yet supported)

Operation system --- WINCE 5.0

Diagnose --- Fully inherits from X431

Update --- Update online

Interface optimization --- entering into diagnosis desktop directly after powering on, easy to use English/Metric Conversion for PID Values

Quick upgrade --- nearly 1000 times each year

X431 Diagun III Functions:
Long stand-By time: Can be used continuously 10 hours.

Unique Appearance: Rolling cover design, the DBScar connector is integrated.

Support print function: Support standard USB printer for printing diagnostic result.

Quick Update: Nearly 1,000 software update per year to ensure the functions.

Wireless diagnosis:  Main unit can communicate with DBScar connector by Bluetooth(<100m).

Powerful diagnostic:  

Inherited with all diagnosis function of X-431 with wild software coverage, Asian, European and U.S.

How to Use Launch X431 Diagun III:
1. Connections Bluetooth (wireless) / Cable (wired) connections
2. Installation Location Bluetooth (wireless) Connection Procedure of X-431 Diagun III:

1). Insert the TF card into the slot;

2). Find out the vehicle’s DLC;

3). Plug the 16 PIN end of DBScar diagnostic connector into the vehicle’s DLC.



Operating System:

WIN CE 5.0


400 MHz ARM9

Memory Card:

1G TF Card

Main Unit:

Universal Serial Bus/USB

Main Unit Power:


X-431 Diagun Connector:


Printer Interface:


Display Screen:

194X86X33MM, 4.3-inch LCD with touch screen

Rechargeable Battery:

3800 mAh

Bluetooth: theoretically

100m, suggest 15-20m

Upgrading Interface:







More Information
Technical Documents




The Comparison of X431 diagun II and III:



* Fashionable and integrated design:

Rolling shutter design, DBScar connector can be placed inside the main device, smaller and exquisite.



* Better batter:

according to X-431 Diagun III’s mobility specification, it adopts ultra-capacity rechargeable Li-battery, fully complies with environment protection laws.

3800mAh rechargeable battery, sustainable up to 10 hours in using.



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