• Read diagnostic trouble codes, both generic and manufacturer-specific, and display their meaning (over 3000 generic code definitions in the database)
• Clear trouble codes and turn off the MIL ("Check Engine" light)
• Display current sensor data, including:

 Engine RPM;

Calculated Load Value;

Coolant Temperature;
Fuel System Status;
Vehicle Speed;
Short Term Fuel Trim;
Long Term Fuel Trim;
Intake Manifold Pressure;
Timing Advance;
Intake Air Temperature;
Air Flow Rate;
Absolute Throttle Position;
Oxygen sensor voltages/associated short term fuel trims;
Fuel System status;
Fuel Pressure;
Many others...