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What is the different between Ktag KTM100 7.020 and K-tag KTM100 7.003 ktag ecu programmer?

KTAG fw 7.020 New Available ! Here is the list differences between the new v2.23 Ktag KTM100 fw 7.020 and old v2.13 K-tag KTM100 fw 7.003.

Ktag ktm100 fw 7.020 highlights Toyota 76FXXX, PSA 17.4.4, Ford E83, VW 17.5.5 (1766), Mercedes-Benz 276 ECU, Toyota 76F, etc.

Firmware version:
2016 K-TAG firmware 7.003
2017 KTAG 7.020 firmware

Software version:
K-tag ktm100 v2.13
K-tag ktm100 v2.23

KTAG fw 7.003: English, Italian, Portuguese
KTAG 7.020: English, Italian, Portuguese, French, Deutsch, Spanish

ECU wiring diagram:
Ktag master V7.020 displays diagrams in words, not pictures

K-TAG KTM100 ECU list:
KTAG fw 7.020 adds 100+ ECU types

KTAG KTM100 car list:
KTAG firmware 7.020 supports new car models e.g. Toyota 76FXXX, PSA 17.4.4, Ford E83, VW 17.5.5 (1766), Mercedes-Benz 276 ECU, Toyota 76F, etc.

How to use Ktag ktm100 firmware 7.020:

– How to reset the tokens?

KTAG Has Unlimited Tokens, We Add a Renew Button.

When the tokens use up, insert the USB into the computer and the red indicator flashes, then press the Reset button, wait until the indicator flashes off, unplug the USB cable and again insert the USB cable to the computer, now you have 30 tokens.

– How to get ECU wiring diagram?

When I open the Ktag master V7.020 diagram, it displays in words not pictures.

In the diagrams, there are some words in different colors, click it you will see the diagram. (Take the following picture for example, click the blue “Here” you can see the connection instructions)

– How to connect Ktag ktm100 to the ECU and laptop?



Ktag KTM100 PCB Display:

How to update Ktag fw 7.003 to Ktag fw V7.020:

If you have the old firmware Ktag KTM100 7.003, you can send the whole package back to rework to firmware 7.020 (Cost 140USD, not including shipping)

If need a brand new ktag fw7.020, you could go to

ktag fw7.020 price: 420 USD


How to install WiTech MicroPod 2 software 17.04.27 on Windows 7?

How to install Chrysler wiTech MicroPod 2 software 17.04.27 on Windows 7?

Step 1: install AdobeAIRInstaller.exe
Step 2: install jre-6u45-windows-i586.exe
Step 3: install wiTECH_Install_17.04.27.exe
Step 4: restart the computer

Pay attention:
The computer date must be set to that day. (The day you install WiTech MicroPod 2 17.04.27)
The computer must be connected to the Internet.
Connect the MicroPod 2 to computer to open the software.
When it pop up registration tips, turn off the software and turn it on  repeatedly then you can use it.

Which MicroPod 2 clone is tested 100% safe to use?
wiTech MicroPod 2
WiTech 17.03.10 OK
WiTech 17.04.27 OK
Chrysler wiTech MicroPod 2 Best Quality OEM
WiTech 17.03.10 OK
WiTech 17.04.27 Still testing
6-2 6-3

Tips: Difference between Chrysler Micropod II and Chrysler wiTech MicroPod 2 Best Quality OEM
Same: Internet connection OK, Chrysler online programming and diagnosis OK
Different: Chrysler wiTech MicroPod 2 Best Quality OEM is much better than wiTech MicroPod 2’s.
You get what you pay for from Hope it helps my friend!


Launch X431 diagun IV VS launch x431 diagun III car diagnostic tool

There is newest launch scanner in market, it called launch x431 diagun IV, also called launch x431 diagun 4.  Compared with old launch x431 diagun III, what is the launch x431 diagun IV advantage ?  what is the difference between them ?

1. The mainly advantage of launch x431 diagun IV diagnostic tool is add special function Brake Reset,Oil Reset,SAS Reset,BAT.Reset,Bleeding,Elec.TH Tottle Rottle Rlrn, TPMS Reset, DPF REG. the old launch x431 diagun III not support these special function


2.  launch x431 diagun IV and launch x431 diagun iii scan tool main unit is difference.

Car Diagnostic Tool Launch x431 diagun IV  main unit as following:


Launch x431 diagun III main unit picture as following:


3. the Bluetooth dbscar connector is difference.

Launch x431 diagun IV DBscar connector is black.  Launch x431 diagun III dbscar connector is red.  You can check the pictures


4. Auto Scanner Tool launch x431 diagun IV storage is 16GB, big capacity, which can meet all your requirements.  launch x431 diagun III is only 1GB


  1. operation system : launch x431 diagun IV is android 7, launch x431 diagun iii is WIN CE 5.0 ,
  2. processor : launch x431 diagun IV is Quad core 1.1 GHz launch x431 diagun 3 is 400MHZ ARM9
  3. Battery:launch x431 diagun IV is 2500mh rechargeable polymer lithium battery launch x431 diagun III 3800 mAh
  4. Funtion: launc h x431 diagun IV support many functions such as Function Full-diagnosis, Oil Reset Service,Steering Angle Calibration,Electronic Parking Brake Reset,Battery Register / Battery Maintenance,ABS Bleeding,Electronic Throttle Position Reset / Learn,Diesel Particulate Filter (DPF) Regeneration,Tire Pressure Monitor System Reset and more.

Launch x431 diagun iii support : Full diagnosis (Read/erase DTCs, display live data stream etc)

  1. package is difference,

Launch X431 diagun IV package picture as following:


Launch x431 diagun iii package is :