inCarDoc Download link: inCarDoc - OBD2 ELM327 Scanner - Google Play
Step1:
Open your phone's Bluetooth Settings, search for and tap "vLinker FD-Android".
Step2:
A request pairing prompt will be generated when pairing, enter the pairing code "1234" and click "OK".
Step3:
Successfully paired to the Bluetooth device "vLinker FD-Android".
Step4:
Open the app and click on "Settings".
Step5:
Click on "Connection".
Step6:
Click on "Connection mode".
Step7:
Select "Bluetooth" as the connection mode.
Step8:
Click on "BT connection".
Step9:
Select the paired Bluetooth device "vLinker FD-Android".
Step10:
Return to the home page when the settings are complete.
Step11:
Click on "Connect <BT"vLinker FD-Android">
Step12:
Connected successfully.