ELM327 Bluetooth supports all OBD-II protocols
ISO15765-4 (CAN)
ISO14230-4 (KWP2000)
ISO9141-2
J1850 VPW
J1850 PWM
Function: 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
Coolant Temperatur
Vehicle Speed
Long Term Fuel Trim
Timing Advance
Air Flow Rate
Oxygen sensor voltages/associated short term fuel trims
Fuel Pressure
Data graphing and logging
Continuous and Non-Continuous Oxygen Sensor test results
Calculated Load Value
Fuel System Status
Short Term Fuel Trim
Intake Manifold Pressure
Intake Air Temperature
Absolute Throttle Position
Fuel System status
Upcoming Features:
Freeze Frame data
Many others