1. SMART APP cannot link:

Please make sure have any device link with bLink
Please make sure the ecu and bLink have power
Please make sure the version of your phone in IOS is over 10.0, in Android is over 5.0
bLink have several version, if you cannot link with app, please try to flash other bLink firmware by bLink flash tool(in download ofoffice website)
Make sure the version of ecu and app are all newest
Please try to uninstall the app, off power the smart phone, re download again, also off power the motorcycle for ten seconds 

2. iPhone cannot find the bLink:

Please go to setting of IOS, enable the Bluetooth function, and setting the link on the aRacer SMART app
Please make sure there is no any device already link with bLink
 

3. Data monitor will suddenly stop:

Please update the SMART app to Ver. 1.8 in IOS or Ver. 2.5 in Android
Try to change the bLink location, maybe some interference from coil, regulator…etc.
 

4. ecu firmware version is too old when you link with app:

Please back to the shop you bought it, and update it to the latest version, link with data base of cloud and re flash it, all tuning data will be gone and cannot recovery.

5. Autotune won’t work:

If you enable the Autotune, the Autotune will correct other fuel table inside ecu, so you won’t see it how many it correct.
Autotune operation condition: engine temperature already warm up, no malf code, regular Baro and install a work well AF1 wideband AFR module

6. Autotune process are as below:
a. Enable AT function
b. After warm up, riding the bike, ECU will correct the fuel, and reach to the target AFR(it is cannot be changed)
c.  if you feel the bike can run smoothly, please off the power of the bike for ten seconds, ecu will save those correction data
d.  On the power of bike again and disable the AT function.

This is a smart phone list that passed the SMART app testing by aRacer