OBD 2 ELM37 WIFI Diagnostic Scan Tool

 The Dongle plugs into the OBD-2 socket, reading the Car ECU information and relaying it to all android and IOS devices through a third party app Ex: Torque (TM). 

Read diagnostic trouble codes, both generic and manufacturer-specific, and display their meaning (over 3000 generic code definitions in the database).
Display current sensor data, including:
1.Engine RPM
2.Calculated Load Value
3.Coolant Temperature
4.Fuel System Status
5.Vehicle Speed
6.Short Term Fuel Trim
7.Long Term Fuel Trim
8.Intake Manifold Pressure
9.Timing Advance
10.Intake Air Temperature
11.Air Flow Rate
12.Absolute Throttle Position
13.Oxygen sensor voltages/associated short term fuel trims
14.Fuel System status
15.Fuel Pressure
etc.