Published by SCT Performance LLC on Sep 7, 2023

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Why should I report an Issue with TSX?

  1. AppContacter will directly Email your issue/feedback to an apps's customer service once you report an issue and with lots of issues reported, companies will definitely listen to you.
  2. Pulling issues faced by users like you is a good way to draw attention of SCT Performance LLC to your problem using the strength of crowds.
  3. Importantly, customers can learn from other customers in case the issue is a common problem that has been solved before.
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About TSX

1. The TSX for Android System unlocks your vehicle's hidden performance potential by wirelessly re-calibrating your vehicle's computer for Maximum Horsepower & Torque, Increased Throttle Response, Firmer Shifts and even Increased Fuel Mileage.

2. From the factory, your vehicle's computer is calibrated for the masses, designed with the average driver in mind, not the performance enthusiast.

3. This not only leaves valuable Horsepower & Torque hidden inside your vehicle, but it also makes for a mediocre driving experience.

4. NOTE: This app requires the TSX for Android Wireless OBDII Interface.

5. Visit for more information or to find a dealer. Requires Android 4. 0+ OS.

6. Using Bluetooth wireless technology, TSX for Android app lets you install a pre-loaded or custom tune into your vehicle, monitor or data log your vehicle's OBDII parameters and even measure your vehicle's performance (1/4 mile, 0-60 and even 60-0 braking), all using your Android based mobile device.

TSX Customer Insights

1. Cold air intake, and soon to be rear gears, after I did my sct tune my throttle response is laggy and I definitely lost acceleration, probably something simple i looked past but i need to know if thats normal,, or maybe because i haven't installed exhaust yet? App is good does what advertised, a little bland and underwhelmed by features but overall satisfiedThis app sucks.

2. Spend this kind of money and this is the app they provide.What worked for me was plugging the tuner in and hitting reset while it is plugged into the OCBD2 port to connect to bluetooth.

3. There a lot of negative posts, though mine isnt overly positive I have no issues with the app or device, making adjustments is pretty easy as far as what ive done thus far, adjusting Idle, fuel richness/ leanness, Fan temperatures, shift speeds and pressures.

4. Upsetting because I have been using SCT for years with no issues.like stated a few times, the tuner itself work great, but the app is total trash.

5. There's no start button to the 0-60 time, 1/4 mile, nor 60-0 break time.Not as great as you'd think, no start button on the 0-60 time.

6. I have to reset the tuner all the time to get it to connect to app.

7. Same thing with every new phone I've upgraded to or tried to connect it to--which is about 8--including an iPhone.

8. And seems out dated and just gets us to buy the tuner.tuner works but yall neet to do something with the guages.

9. Only set back Id say is the guages look far outdated... Maybe an option to adjust colors and make it look up to date? Other than that im satisfied!Constantly crashes.

10. thank you +james beier for the idea that saved me!Plz someone help! I recently upgraded throttle body.

11. Automated phone prompted me it would be a 3 hour wait or offer a call back.

Steps to Troubleshoot & Fix TSX Issues

1. Fix TSX Not Working/Crashes/Errors/Unresponsive & Black/White screen:


  1. Restart TSX: Restarting the app will resolve most errors.
  2. Update the TSX App. Here is how:
    1. On Android goto PlayStore » Search for "TSX" » Open TSX » click "Update".
    2. On iPhone, goto AppStore » Your profile » Available Updates » Check for TSX » click "UPDATE".
  3. Clear TSX app cache: Clearing cached data will force your app to retrieve the latest data directly from TSX servers.
    1. On Android, goto Settings » Apps » Select "TSX" » click Storage » click "Clear Cache".
  4. Check TSX app permissions. If any of these permissions required to use your device's features are disenabled, TSX might not work.
  5. Uninstall and reinstall TSX. If nothing else has worked, completely uninstall TSX then reinstall.
  6. Restart your device. Last, restarting your device can often clear most problems causing TSX not working


2. Fix TSX Server issues & Internet Connection


  1. Check network connection: An unstable Internet will make TSX be unable to connect to it's servers. Ensure your wi-fi is working then restart app.
  2. Disable VPN: VPN can cause connection errors and lead to TSX not working. Make sure all VPNs are off
  3. Enable background data: When Background data is turned off, TSX may not be able to connect to the Internet when running in the background.

Reported Issues