Basic Knowledge: Functions: Notes

• The on-board diagnostic function has the following functions.
  • Malfunction detection function
  • External on-board diagnostic tester communication function
  • Memory function
  • 2/22/24, 5:03 PM Mazda Global Service Support
  • Malfunction indication function
  • PID/data monitor function
  • Simulation function
  • Self-test function
  • OBD test mode