EOBD-Facile-car diagnostic Download link:EOBD Facile: OBD 2 Car Scanner on the App Store (apple.com)

NOTE:
Just enable Bluetooth settings on your iOS device.
DO NOT Need to connect Bluetooth Name on iOS device.
Then connect the Bluetooth device name in the OBD app setting.

Step1:
Open the app and click on "Settings".





Step2:
Click on:"lnterface".





Step3:
Select:"ELM327 Bluetooth (4.0 only)".





Step4:
After selecting "Interface", go back to the home page.





Step5:
Click on:"Connection".





Step6:
Select:"vLinker MC-iOS"





Step7:
Wait for the app to connect to the vLinker MC+.





Step8:
Select your car model.





Step9:
Wait for the app to connect to the car ECU.





Step10:
Connected successfully.