Just received Techstream cable last night and installed the software on my 64 bit computer. Installation was not plug and play, but it is quite doable.

Since I am expecting to use Techstream quite a bit, I thought I would start a thread. For future Techstream users, here are the instructions I used to get the software connected to my vehicle for the 64 bit application:
Download Mini Vci Driver
TIS Techstream V10 Setup Instruction ( !!! for 64 bit system !!! ) :
MINI VCI FOR TOTOTA TIS Feature Support Toyota TIS OEM diagnostic software Cost-effective, the price of product is only one-third of similar foreign products. High performance with ARM cpu inside. High reliability of products using SMD chip, and certified by CE and FCC. Normally i install the MINI VCI FOR TOYOTA TIS Techstream on windows xp computer, but now i have changed my computer system to win 7 64bit, so it is not easy to find another xp computer. Last month, i read in forum, it can be installed on 64bit win7/win8. Mini Vci J2534 Software At An. It cast cost upward of a couple of hundred bucks just to get your car hooked up to this kind of software at an auto dealer garage. Most of the time, its just a sensor going haywire or something else insignificant that ends up costing many times more than it should. Mini Vci J2534 Download Toyota TIS. Normally i install the MINI VCI FOR TOYOTA TIS Techstream on windows xp computer, but now i have changed my computer system to win 7 64bit, so it is not easy to find another xp computer. Last month, i read in forum, it can be installed on 64bit win7/win8. Ad i would like to share to you. MINI VCI J2534 cable (bought from www.chinacardiags.com). The MINI-VCI J2534 V1.4.1 USB Interface is a high quality 3rd party communication interface that works with the TIS Techstream software for Toyota and Lexus vehicles in all regions worldwide with multi-language support. The software will allow you to view vehicle metrics, reprogramming, access service documents and much more.
1. copy ” Program Files (x86) ” folder to drive C: , tick ” replace all current items ”
2. plug the Mini VCI cable into USB
3. Open the Device Manager and locate two failing devices in the list. Both will appear with yellow icon (usually under ”Other”), indicating that Windows failed to install drivers for them. Now, right click each failing device, select Install Driver, then ”Browse my Computer” and locate to “C:Program Files (x86)XHorse ElectronicsMVCI Driver for TOYOTA TIS” (enable the ”include subfolders” flag). Click ”Next” and wait until drivers are installed.
You should now see two new devices: ”Universal Serial Bus ControllersUSB Serial Converte” and ”Ports (COM & LPT)USB Serial Port (COMx)”.
4. Run the FirmwareUpdateTool.exe from the “C:Program Files (x86)XHorse ElectronicsMVCI Driver for TOYOTA TIS”. Click ”Device Info”, You should see the ”Device connected” screen.
5. Now install Techstream software using “Techstream_Setup_V10.10.018.exe” on our software CD
6. Software Registration: copy the two *.ini files in ”Registration” folder to “C:Program Files (x86)Toyota DiagnosticsTechstreamEnv
* Attention: It’s C:Program Files (x86) not C:Program Files , BIG DIFFERENCE !!!
7. Registry Hack: Run the mvci-64bit.reg file to modify the registry for Techstream to recognize MINI-VCI under Windows x64
8. Run Techstream software. Go to Setup | VIM Select menu and select the ”XHorse – MVCI”
Mini Vci J2534 Software
11. Connect Mini VCI cable to your car‘s OBDII interface, turn ignition on, then click ”Connect to Vehicle” in Techstream. Wait. Then wait again. If everything works, you will be prompted to confirm car year/model after which you’ll get to the diagnostic interface.
* Important Note:
1. DO NOT change the “User Type” when you will run your TIS Techstream for 1st time! LEAVE IT with the Default option! “Official” Dealer/Repairer with other words…
2. in [ VIM Select ] option, please select the [ Xhorse – MVCI ], not [ TIS Techstream VIM ]
3. If you get the following reminder while using the program:
—————————————————————-
Register Techstream Software (S314-03)
Network connection is unavailable. A network connection is required to use Techstream software.
You can only connect 29 more times without a network connection before software registration is required.
—————————————————————
You can reset that as following steps:
Go to C:Program FilesToyota DiagnosticsTechstreamEnv and find ”IT3usercustom.ini” file and look for ”Connectioncount=1” or what ever number of times you tried and just delete ”connectioncount=1”. Click save and you should be reseted back to 30
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