DIY Diagnostics

Live Data Abbreviations for Pro-Series Scan Tools

Here are some of the Live Data Abbreviations found on the Pro-Series OBDII Scan Tools:

  • FUEL SYS1 – Fuel System 1
  • CL – Closed Loop
  • OL – Open Loop
  • Using HO2S – Using Oxygen Sensor
  • FUEL SYS2 – Fuel System 2
  • COOLANT TEMP – Engine Coolant Temperature
  • ST FTRM1 – Short Term Fuel Trim, Fuel System 1
  • LT FTRM1 – Long Term Fuel Trim, Fuel System 1
  • ST FTRM2 – Short Term Fuel Trim, Fuel System 2
  • LT FTRM2 – Long Term Fuel Trim, Fuel System 2
  • Engine (RPM) – Engine Speed in Revolutions Per Minute
  • VEH SPEED (MPH) – Vehicle Speed in Miles Per Hour
  • IGN ADV (DEG) – Ignition Advance in Degrees
  • IAT (°F) – Intake Air Temperature in Degrees Farenheit
  • MAF (lb/min) – Mass Airflow in Pounds Per Minute
  • ABSLT TPS (%) – Absolute Throttle Position in Percent
  • O2S11 (V), (%) – Oxygen Sensor 1 Bank 1 Voltage and Percent
  • O2S12 (V), (%) – Oxygen Sensor 1 Bank 2 Voltage and Percent
  • O2S21 (V), (%) – Oxygen Sensor 2 Bank 1 Voltage and Percent
  • O2S22 (V), (%) – Oxygen Sensor 2 Bank 2 Voltage and Percent
  • OBD2 Stat – OBDII Standard Vehicle Conforms To

Other abbreviations found:

  • CAL ID – Calibration Identification
  • CVN – Calibration Verification Number