Here is the Toyota Techstream FAQ collections, supported by a friend from a forum. Hopes it helps you all.
Requirements:
Toyota Techstream from wobd2.com.
1.Vehicle Connection Wizard prompts for MongoosePro MFC 2 (Green)
2.Windows file folder opens during Configuration Utility process
3.Unable to communicate with Occupant Detection ECU
4.Unable to perform Battery Charge Active Test
5.DTC U0192 sets upon connecting Techstream to vehicle
6.Text wrapping incorrect
7.Health Check results in Java Error (UnmarshalException)
8.Switching between list types in Smart Key ECU Datalist results in Fatal Error
9.Evap Sys Check Utility Fails
10.Loss of Communication when graphing with Custom Datalist
11.Health Check Calibration Update always shows "Yes" for Telematics ECU
12.TIS Access Error (DOF/DLC Campaigns)
13.Print Failures
14.Freeze Frame Data is Blank
15.Health Check is missing DTC Information
16.Vehicle Information does not Auto-Populate
17.Pre-Customized Data List Shuts Down Techstream Application
18.Errors with Tire Pressure Monitor System
Vehicle Connection Wizard prompts for MongoosePro MFC 2 (Green)
•Vehicle(s):2016 Scion iA / Yaris R / Yaris SD MEX-Prod
•Description:During Vehicle Connect, Techstream will prompt the user to
connect the MongoosePro MFC 2 (Green). This is NOT required and the
prompt will be removed in v10.3.
•Work Around:Select "Next" to proceed as normal.
•Status:To be fixed in v10.3.
Windows file folder opens during Configuration Utility process
•Vehicle(s):2016 Scion iA / Yaris R / Yaris SD MEX-Prod
•Description:During the Configuration Utility process, a file folder is simultaneously opened.
•Work Around:Close the folder and continue with the Techstream Configuration Utility prompts.
•Status:Under investigation. (1020-002).
Unable to communicate with Occupant Detection ECU
•Vehicle(s):2012 Yaris (Other vehicles may be affected)
•Description:Unable to connect from the System Select Menu or the Health Check Results screen.
•Status:Under investigation. (1010-006).
Unable to perform Battery Charge Active Test
•Vehicle(s):2013 Camry HV
•Description:Active Test fails to turn main relays on. Please submit an Error Report (F12) if this issue is encountered.
•Status:Under investigation. (1010-004).
DTC U0192 sets upon connecting Techstream to vehicle
•Vehicle(s):2016 Tundra (TRD Pro)
•Description:The Malfunction indicator lights is illuminated when the
DLC3 cable from Techstream is plugged into the vehicle. This only occurs
on the TRD Pro edition.
•Status:Under investigation. (1010-003).
Text Wrapping Incorrect
•Vehicle(s):All
•Description:The text wrapping on the Error Report (F12) screen is incorrect. Users are unable to view the saved file path.
•Status: Fix to be implemented in future software release. (1010-002).
Health Check results in Java Error (UnmarshalException)
•Vehicle(s):All
•Description:Some vehicles receive a Java Error before Health Check completes which prevents further progress.
•Status: Under investigation, please submit an Error Report (F12) when encountering this issue (1000-004).
Swtiching between list types in Smart Key ECU Datalist results in Fatal Error
•Vehicle(s): 2014 Camry
•Description:When creating a Custom List within the Smart Key Datalist,
the progress bar loops continuously or results in a Fatal Error.
•Work Around:Selecting "Retry" upon error will succeed.
•Status: Under investigation (1000-007).
Evap Sys Check Utility Fails
•Vehicle(s): 2014 Corolla (other vehicles may be affected)
•Description: Utility fails after running the engine for a few minutes although all preconditions are met.
•Status: Under investigation (1000-005).
Loss of Communication when graphing with Custom Datalist
•Vehicle(s): 2015 Avalon
•Description: Loss of Communication error appears after a few minutes
whenever a Custom Datalist is chosen. Attempts to retry connection are
unsuccessful, even when restarting Techstream.
•Status: Under investigation (1000-003).
Health Check Calibration Update always shows "Yes" for Telematics ECU
•Vehicle(s): All vehicles equipped with Telematics ECU
•Description: Health Check results show "Yes" for a Telematics ECU
(DCM) Calibration update regardless of whether one is available or not.
•Status: Under investigation (920-006).
TIS Access Error (DOF/DLC Campaigns)
•Vehicle(s): 2007 Corolla (Other vehicles may be affected)
•Description: When performing a Health Check, an error message will be
displayed stating, "Techstream was unable to access the network. Some
information may not be available."
•Work Around: Error message provides two options, "Try Again" and "Continue". Select "Continue" to proceed with Health Check.
•Status: Under investigation (1010-007).
Print Failures
•Vehicle(s): N/A
•Device(s): Techstream and Techstream Lite (Mongoose and/or Mongoose Pro VIMs)
•Description: Print errors occur when attempting to print data. This
error is most prominent with users attempting to print to Lexmark brand
printers
•Status: Under investigation (810-005).
Freeze Frame Data is Blank
•Vehicle(s): 2010 Rav4
•Device(s): Techstream Lite (Mongoose VIM)
•Description: When viewing the Freeze Frame Data for P0455 in the
Engine and ECT ECU, the screen is blank and there is no information
displayed.
•Status: Issue is under investigation (510-013).
Health Check is missing DTC Information
•Vehicle(s): 2004 Sienna
•Device(s): Techstream and Techstream Lite (Mongoose and/or Mongoose Pro VIMs)
•Description: When performing a Health Check, no trouble codes showed
being present, but when accessing the trouble codes screen in the Engine
and ECT ECU, the vehicle had a P2241 History Code.
•Status: Issue is under investigation (510-012).
Vehicle Information does not Auto-Populate
•Vehicle(s): 1996-1998 4Runner (5VZ-FE)
•Device(s): Techstream and Techstream Lite (Mongoose and/or Mongoose Pro VIMs)
•Description: When connecting to certain 5VZ-FE equipped 4Runners, the
vehicle connection wizard does not automatically populate the vehicle
information.
•Status: Issue is under investigation. In the meantime,
please manually select the Model, Model Year, and Engine to connect to
the vehicle (500-022).
Pre-Customized Data List Shuts Down Techstream Application
•Vehicle(s): 2007 ES350
•Device(s): Techstream and Techstream Lite (Mongoose and/or Mongoose Pro VIMs)
•Description: The Techstream Application shut down unexpectedly when
the Pre-Customized Data List in the Intuitive P/A ECU is changed from
the default selection.
•Status: Currently looking for additional
information. If encountered, please send in an Error Report using the
"F12" function on the Techstream keyboard (200-006).
Errors with Tire Pressure Monitor System
•Vehicle(s): All CAN Bus equipped vehicles with TPMS.
•Device(s): Techstream and Techstream Lite (Mongoose and/or Mongoose Pro VIMs)
•Description: When clicking on Datalist or attempting to Clear DTCs, an
Error Box may appear describing a negative/no response from the ECU or a
loss in communication.
•Status: Under investigation. Some users report success after repeated attempts (1010-005).