How to install VXDIAG VCX NANO for Toyota

VXDIAG VCX NANO diagnostic scan tool for Toyota is the new replacement of MINI VCI cable with better performance. VCX is a standard Pass-thru programming tool, which can do online ECU programming.


Software version: Techstream V10.10.018

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

Function: supports diagnostic tests, programming matching, custom functions, key programming, etc

Support Toyota models till year 2015 (12V and 24V cars, heavy truck and diesel)


Top feature:

  1. Fully compatible with SAE J2534;
  2. Adapters and cables with self-determination;
  3. Fits CE and FCC hardware;
  4. Firmware can be updated online.













How to install VXDIAG VCX NANO diagnostic for Toyota?


Step 1: Install Techstream


Open My Computer

Open NANO TOYOTA software CD

Make sure the computer time is the same as your local time


Open Techstream-Setup-10.10.018


Select software language, click Next

Install Techstream software wizard, click Next


Accept license agreement

Click Next

Confirm user name and company name, press Next

Click “Install”

The procedure will take 10 minutes, please wait patiently


Step 2: Activate Techstream


This will create Tecshtream software shortcut on desktop

Right click Tecshtream software on desktop, click Properties>>Find Target, go to C:\Program Files\ToyotaDiagnostics\Techstream\bin\VerApp.ini, change TISFunction=1 to TISFunction=0, save it.




Step 3: Install VX Manager driver


Open VX Manager driver and install it



Accept license agreement

Press Next


Press “Finish” when driver is well installed


Step 4: Install device driver


Connect VXDIAG VCX NANO Toyota interface with computer

The system will detect the device driver

Select “Install the software automatically”, press Next


Click “Finish” to complete installation

Install driver again


Step 5: Update software


Open VX Manager driver on desktop


Click “License” to update


Select “Diagnostic Apps”-> “Toyota TIS”-> “Install” to download latest Techstream software



Step 6: Configure software


Press “Run” button

Select Area

Select software language

Complete repair information as picture below displayed


Launch Tecshtream software

Click Setup tab->VIM Select ->select interface setup as “VCX”



Step 7: Diagnose vehicles


Connect VXDIAG VCA NANO interface with vehicle

Select “Connect to vehicle” in Techstream and wait well communication is built

Select vehicle information


Select system and function you need to diagnose