LAUNCH X431 Diagun IV Auto Diagnostic Tool

1. Auto full system diagnsotic tool

2. 11 reset function

3. Bluetooth wireless diagnosis

4. Portable design



X-431 IV is am slim evolutionary vehicle diagnostic tool , Featuring a quad-core 1.1 GHz processor ,and a 5.5 inch captitive screen , X-431 Diagun IV delivers diagnostic functionality which helps to diagnose vehicles issues more efficiently

In addition ,X-431 Diagun IV Diagnostic support Wifi connection , one-click update, diagnostic feedback and all kinds of service function (include Oil lamp reset)


Support Multi-Language: English, French, Spanish, German, Russian,   Korean,   Japanese, Portuguese,    Italian,   Polish, Dutch, Hungarian, Finnish, Simplified, Turkish, Greek, Arabic, Danish Persian, Romanian, Serbian, Swedish, Chinese Traditional…




  • Diagnose the electronic control systems of prevailing vehicle models covering Asian, European , American and Chinese , Diagnosis functions include: Read DTCs , Clear DTCs and Read data stream, ect.
  • Specially designed for android platform with clear and user-friendly interface via Bluetooth , it is simple for the VCI connector to communicate with X-431 DiagunIV
  • Reset :includes all kinds of maintenance reset. Reset SAS , reset Brake, reset Gear , reset Oil, reset IMMO , reset Inject , reset TPMS, reset BMS , reset bleed , reset ETS, reset DPF , DEMO , EOBD
  • One-click Update: lets you update diagnostic software and APK more efficiently


Browser: built-in Wi-fi module makes surfing on the internet freely

Email: allow you to send and receive email.

Setting: to configure your personalized X-431 Diagun IV through it

Applications: other android based applications can be customized t install or uninstall

Remote diagnosis :  Remote diagnosis between workshop


Tablet Parameter:

  1. System: Android 7.0
  2. CPU: 1.1 GHz 4 cores
  3. Battery: 2500mAh lithium polymer battery
  4. Display: 5.5”touch capacitive screen
  5. Storage: 16G
  6. Size :215 x89.5 17(37)mm


DBS car IV detail:

  1. Working Temperature :-10 ℃  to 50 ℃
  2. Power Voltage: DC 12V
  3. Bluetooth: Within 10 meters
  4. Diagnostic Method: Bluetooth + Wired
  5. Size: 72 x 47 x 24 mm


Package List:

1 set * LAUNCH X431 Diagun IV