How to use:
1.All you have to do is download and install the iOBD2 App from the App Store or Google Play Store, locate the OBD2 socket on your vehicle.
2.The OBD2 scoket usually behind your ashtray, next to the handbrake, in the glovebox or just above your clutch pedal on your lower dash.
3.Turn on the ignition. then plug it in and it switched on and does a scan and give you more details of your vehicles.

Gauges:
The App allows you to display gauges on your mobile device which gives you live datas straight from your onboard computer.
Since the scanner uses the data from your onboard computer, this means the gauge data is very accurate since it comes from the built in sensors in your car.
You can mount your mobile device in your car to display the gauges as you drive rather than having to install physical gauges.

Engine gauges:
-Timing (spark advance)
-Engine coolant temp
-Intake air temp
-Ambient air temp
-Manifold absolute pressure
-Mass air flow
-Fuel trims, short and long term
-Percent engine load
-Catalyst temp
-Fuel pressure
-Lambda gauge
-Air/fuel ratio

Product Features

• Communicates with your devices via Bluetooth 3.0. Apple auothorized developer with MFI License(Make For IOS)
• Works greats on your car with EOB/ OBD2 protocols located in the U.S. 1996 and Newer. Support: ISO15765-4(CAN), ISO14230-4(KWP2000), ISO9141-2, J1850VPW, J1850PWM protocols
• Transform your device into a professional-grade car scan tool. This scanner tells you car information, monitor read outs, fault codes, code resets, engine management reset, emission faults, RPM, MPH and read outs from other sensors
• More function than Elm327 scan tool: 1.Reads & erases DTCs. 2.Read data stream 3.Read freeze frame data 4.Vehicle information Diagnostic 5.Oxygen testing 6.Mode 6 testing. 7.Also with My dashboard, Performance test, Emissions Testing, History etc..
• Looking under the hood for a sticker indicating compliance, do this simply online