- 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
ELM 327 Upcoming Features:
Data graphing and logging
Freeze Frame data
Continuous and Non-Continuous Oxygen Sensor test results
ELM327 Free software:
-
GM Mode 22 Scan Tool by Terry
- OBD Gauge for PalmOS and Pocket PC by Dana Peters
- OBD Logger by Jonathan Senkerik
- OBD-II ScanMaster by Wladimir Gurskij (ScanMaster 3.52 - local copy)
- obd2crazy.com
- OBD2 Scantool by Ivan Andrewjeski
- OBDII for ELM322 by David Huffman
- pyOBD by Donour Sizemore for MacOSX and Linux
- RDDTC by Pete Calinski
- Real Scan by Brent Harris
- ScanTest for Pocket PC by Ivan Ganev aka a-ser
- wOBD by WDT
