Here's step by step setup instructions to setup TechStream V14. ** TS V14 Installation Instructions (credit: ) ** For a step-by-step installation guide, see 's excellent work at the end of this post. Note: this version of TS will not work on 2021 Tacos.
There is an instruction file in the ZIP download. If you do not, the key generating file (techstream-act.exe) will get deleted.
#TECHSTREAM TUNDRA INSTALL#
To unZIP (extract) and install TS V14, you need to turn off all antivirus software on your computer (real time, ransomware, and malware monitoring, etc.). This version will allow checking, monitoring, or customizing of 2016 through 2020 Tacos also. This is a known, working version of TS for the 3rd Gens. Old, but free version - TechStream V14.20.019: Just follow the instructions from MHH and search out a V16.20.023 thread to get an activation key. Myself, I paid for an account at the MHH Auto forum:Īll that I am going to say here is that it is worth it to get a current version and you're on your own. You need to find a service the gives out activation key. Here's a new TS release that includes the 2022s: The different TSBs just note different symptoms and coverage. Sorry busy right now so maybe someone else can post a copy."Īll of the 3rd Gen ECU TSBs are attached.Īll TSB Software (CUW files) are the same for each updated ECU ID.
To get the update go on to your dealer and complain of a surge between 25 and 40mph and they will do the update for you. I've only driven the truck for about 10 miles so I'm hoping it doesn't come back. I just did the update and it is a definite improvement even over the OV tune. I purchased the OV tune and it made the truck acceptable to drive but still had the surge/stutter in second. I've always had a surge with my '18 in second gear and the truck was annoying at times to shift. "There now is a new software update similar to the one that the auto guys got.