I hope made myself and other users question clear at this time. More information about ELM327 Bluetooth device can be found at: ref=pd_sxp_grid_pt_0_2 More information about this protocol you can see at:

The amount of diagnostic information available via OBD has varied widely since the introduction in the early 1980s of on-board vehicle computers, which made OBD possible. On Board Diagnostics-OBD-II Protocol is used by most brands of car developers. If I take the same steps with my Galaxy 5 Android 2.2 Phone, it imediately recognize the ELM327 device, pair with it, and I'm able collect data from the vehicle using any application compatible with OBD-II protocol. All you need is to attach the wired connection and you can diagnose any car problem in seconds MECHANIC APPROVED - The KOBRA OBD2 car diagnostic code reader works with all 1996 - 2016 vehicles and is seamlessly compatible with ALL OBDii / EOBD compliant. When you go to, for example, in the iPhone settings, Bluetooth and search for the new bluetooth devices, the ELM327 is not identified at all, and it is not possible to pair. Unlike other car code readers, our obd 2 scan tool is an all in one car code scanning tool. The fact is neather iPhone nor iPad is able to pair with the ELM327 Bluetooth device. UltraGauge can scan, read and clear trouble codes. this invaluable tool from hyper tough is all you' ll need to check engine faults in all 1996 and newr obdii compliant vehicles, and will allow you to look where. UltraGauge displays mileage gauges including Instantaneous MPG, Average MPG, gallons per hour, DTE and more. onboard diagnostics ii ( obd- ii) is a standardized system that onboard computers in cars and trucks use for self- diagnostics and reporting. The first thing you have to do is pair your 'bluetooth receiver' (iPhone, iPad, Android Tablet or Phone, Laptop or any other bluetooth computer) to ELM327, then after pairring you will be able to get information from your car do the application. UltraGauge is both an OBDII Scan Tool and an Information center that displays selectable engine gauges, such as RPM, Speed, Coolant Temperature, Boost, Distance, Fuel Pressure, Mass Air Flow, and more. There is a lot of applications compatible with this device, for Windows, for Android, and some of then for IOS as well.

The ELM327 is a Bluetooth OBD-II Wireless Transceiver Dongle that you can plug into your car's OBD2 Port to read information from car's computer, engine and other stuff from vehicle. Dear friend, let me try to untangle this whole issue.

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