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Launch X431 EasyDiag 3.0/EasyDiag 3.0 Plus OBD2 Bluetooth Scanner Diagnostic Tool for Android

  • Item No.  CA279-5
  • History: 173  sold
  • Easydiag 3.0:

  • Quantity
    Express Shipping Service    Estimated delivery time: 3-5 days »
    Affected by the epidemic, there will be delays in transit time.
  • Stock  Out of stock
  • Weight:  200.0gram
  • Rate:  comment rank 40 () Write a Review
  • Member Benefits  Shipping  Return Policy




Technical Support


Launch X431 EasyDiag 3.0/EasyDiag 3.0 Plus OBD2 Bluetooth Scanner Diagnostic Tool for Android


1.Currently,Easydiag 3.0 plus only support Android Phone,IOS APP will be released soon. 
2.EOBD&DEMO is no longer available from now on. 
EasyDiag 3.0 have only hardware ,No free car software. 
EasyDiag 3.0 Plus have 2 car software free to download. 
3.Further car software price(buy it in APP): 
$50 for 1 car brand; 
$99.95 for 3 car brands; 
$149.95 for 5 car brands. 
The Launch easydiag software only support one year free update, and later, each car model you need to pay 29.95$/year 

4.Please DO Scan QR Code on the box to download APP, this is the only way to download right APP. otherwise you can't active your easydiag

Launch QR code to download easydiag 3.0 software: 

Launch Easydiag 3.0 is an upgraded version of Easydiag 2.0. It turns your Apple or Android smart device into a powerful diagnostic scan tool, giving users full access to engine, transmission, ABS(Brakes), SRS( Seatbelts and Airbag) Systems. A highly intuitive menu guides mechanics through step-by-step procedures for viewing and clearing error codes, along with the ability to view enhanced live data. Compared with Easydiag 2.0, Easydiag 3.0 includes a bluetooth OBDII connector along with an extension cable. Users can customize easydiag 3.0 with additional software from over 30 manufacturers for Asian, European & US!

Specifications/Special Features:
1. Full OBDII generic code reader/scanner capability included at no charge
2. Read and clear codes on all vehicle systems
3. Complete system and subsystem coverage (engine, ABS, SRS, transmission and more) with live date and color graphing
4. Enhanced live date and for all vehicle system
5. Includes Bluetooth OBDII connector-optional extension cable available for easier plugging and unplugging of OBDII connector
6. Intuitive interface and easy to use
7. Customizable software-choose from over 70 Asian, European and North American manufacturer for enhanced capability
8. Single carline software priced individually per vehicle manufacturer Additional coverage, capabilities and functions with each new software update

Applicable Car Makers:
Software can be purchased, downloaded and update on the EZdiag app, free update in one year. After one year, each software update cost is 29.95USD.
Vehicle List:
for BXGM, for CHRYSLER, for G-M, for USAFORD 
for AUDI, for BENZ, for BMW, for CITROEN, for DACIA, for EUROFORD, for FIAT, for GAZ, for GMSA, for JAGUAR, for LANCIA, for LANDROVER, for MINI, for OPEL, for PEUGEOT, for PORSCHE, for RENAULT, for ROMEO, for ROVER, for SAAB, for SEAT, for SKODA, for SMART, for SPRINTER, for VAZ, for VOLVO, for VW, for FORD 

Car brand supported:


Package including:

1 x EasyDiag Connector

1 x Activation paper

1x Extension cable


Easydiag 3.0 vs. Easydiag 2.0 


Easydiag 3.0

Easydiag 2.0




Operating temperature



Operating Voltage



Working current



Diagnosis method

Bluetooth 4.2

Bluetooth 2.0

Please kindly note that:
Precautions on operating vehicle's ECU

Do not disconnect the vehicle inner consume when the ignition switch is on, so as to avoid the sensors or the ECU damage.

Do not place the magnetic object near the ECU in order to avoid the failure of the circuitry and components.

Do cut off the power supply of ECU system before welding on the vehicle.

Pay more attention to the ECU and the sensors when the operation is next to them.

Ground yourself when you disassemble PROM,otherwise ECU and sensors will be damaged by static electricity.

Do connect ECU harness connector firmly,otherwise electronic elements, such as IC inside ECU, will be damaged.

The instrument is a precision electronic instrument. Pay more attention when in use, do not have it dashed.

The equipment power is supplied by 12v battery voltage;do not use other voltage power.

Turn off the ignition switch when connect or disconnect the diagnostic connector.

Put the EasyDiag in its place on the back of the protective casing in order to avoid lost.


1.Communications error with vehicle ECU? 

    Please kindly check: 

    1 Whether the dongle is properly connected. 

    2 Whether the vehicle ignition switch is on. 

    3 If all checks are normal, send vehicle year, make , model and VIN number to us using Diagnostic Feedback feature. 

2.Failed to enter vehicle ECU system? 

   Please confirm: 

   1 Whether the vehicle is equipped with the system. 

   2 Whether the tested system is electronic control system. 

   3 Whether the dongle is correctly connected. 

   4 Whether the vehicle ignition switch is on If all checks are normal, send vehicle year, make , model and VIN number to us using Diagnostic Feedback feature. 

3.The diagnostic application is failing? 

   1 Press the Home key to navigate to the home screen. 

   2 Select “Settings”->“Apps”. 

   3 Select the application name from the APP list. 

   4 Select “Force Stop”,and then tap “OK” to confirm. 

   5 Select “Clear Date”, and then tap “OK” to confirm. 

Precautions on using easydiag 3.0: 

1. This device is a precision electronic instrument. Handle it with care,Avoid dropping. 

2. This device only operates on the 12V passenger vehicles equipped with OBD II management system. 

3. To avoid damage to this device due to frequent use, you are recommended to use the included extension cable to connect it to vehicle’s DLC. 

4. Turn off the ignition switch while plugging/unplugging the device. 

5. Be sure to always remove the device once testing and /or diagnosis is complete,Failure to do so may result in a drained or weakened battery.  

User Comment(Total 9 Customer Reviews)

  • by Clayton de Boer,Apr 19,2018

    Do this support EOBD and DEMO functions?

    Reply #1 by CNAUTOTOOL Apr 19,2018
    Sorry not support these functions ,need waiting for launch factory s news , thank you


  • by Alicja Pietkiewicz,Apr 04,2018

    Is this original or a copy ?

    Reply #1 by CNAUTOTOOL Apr 04,2018
    Hello , this is original from launch factory , thank you


  • by Pierpaolo dore,May 28,2018

    can this work for full system ?

    Reply #1 by Cara May 28,2018
    No dear , if you want to work for full system , please check our launch icarscan , thank you


  • by JAKARTA RAYA,May 14,2018

    how much the software if i want to buy ?

    Reply #1 by Cara May 14,2018
    Each software need USD50 ,you can check the details on our website , thank you


  • by Ed,May 03,2018

    do this with software ?

    Reply #1 by Cara May 03,2018
    Sorry not with full software , there have 2 option for your selection , without software and with 2 software , thank you


  • by john shankar,Apr 02,2018

    can this support update online ?

    Reply #1 by Cara Apr 02,2018
    Yes , it can supdate Launch official website , thank you


  • by Henning le grange,Apr 06,2018

    is this original ?

    Reply #1 by Cara Apr 06,2018
    Of course original from Launch factory , thank you


  • by papuna,Apr 03,2018

    can i pay with paypal ?

    Reply #1 by Cara Apr 03,2018
    Yah of course you can , thank you


  • by HAUPT SIEGLINDE ,Apr 05,2018

    What is the advantage over Easydiag 2.0 plus?

    Reply #1 by Cara Apr 05,2018
    Please check the comparison table in description, we listed all the details.thank you


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About Us - Professional Auto Diagnostic Tools Supplier. We provides car diagnostics tools for Do-It-Yourself and professional automotive mechanics. If you have any problems, don't hesitate to contact us, send email to or chat online. We are well organized by a group of rich-experienced design experts who have been engaging in auto diagnostic tools for more than 10 years. FREE, Professional & Unlimited Technical Support, Factory Price!

Please feel free to contact us ,If you have any question:

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Shipping Terms:

a     1) Items will be sent to all the countries over the world.This package will be sent by Hongkong Airmail Post,EMS,UPS or DHL.

b     2) Items will be checked carefully before sent out.

c     3) We will use air bubbles to wrap the items carefully.

Shipping Time:

Usually the shipping time is about 5-7 days via DHL, UPS, TNT and Fedex Express, 15-30 days via POST AIR to Worldwide, but Because the COVID-19 Global Pandemic recently, the delivery date will may be delayed. We are sincerely sorry to bring all inconvenience to you.
Note: We hope it arrive on time but since this is an international delivery, shipping time will be highly depended on the courier company and local customs/duties. Thank you for your understanding

Return Policies:

If you are not satisfied with your purchase .please contact us quickly, we can exchange one to you,but buyers is responsible for the returning shiping cost .
If you have any item problem, just email us quickly, we will do our best to slove it in 24 hours, please don’t leave bad feedback before contacting us, it is not the best way to slove problem. thank you!
If you want more items we can give you a little discount, thank you!

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And if nobody answer you online in time sometimes,do not worry.leave us a message or write down your desires,we will contact you as soon as possible.

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