Diagnostic Tool Glossary

glossary

  • DTC: diagnostic trouble code.
  • OBD2: emissions diagnostic standard used for powertrain codes and readiness.
  • Bidirectional control: commanding supported modules/components from the scan tool.
  • ECU coding: configuration/programming functions where supported.
  • TPMS: tire pressure monitoring system.
  • EPB: electronic parking brake.
  • SAS: steering angle sensor.
  • BMS: battery management system.
  • CAN FD / DoIP: newer communication protocols used on supported vehicles.
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Diagnostic Tool Glossary

Practical automotive diagnostic guidance for choosing scan tools, key programmers, TPMS tools, service reset gear, and compatibility-sensitive shop equipment.

glossary

  • DTC: diagnostic trouble code.
  • OBD2: emissions diagnostic standard used for powertrain codes and readiness.
  • Bidirectional control: commanding supported modules/components from the scan tool.
  • ECU coding: configuration/programming functions where supported.
  • TPMS: tire pressure monitoring system.
  • EPB: electronic parking brake.
  • SAS: steering angle sensor.
  • BMS: battery management system.
  • CAN FD / DoIP: newer communication protocols used on supported vehicles.