Arrela ELM327 WiFi Wireless OBD2 Car Diagnostic Reader Scanner for iPhone, iPad, iOS PC

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