On-Board Diagnostic - Introduction

• Basic Knowledge
  • Outline
  • Terminology
    • Mazda Modular Diagnostic System (M-MDS)
    • Drive cycle
    • Diagnostic Trouble Code(s) (DTC)
      • Notes
      • Current malfunction
      • Past malfunction
    • Pending code
    • Continuous Memory Diagnostic Trouble Code (CMDTC)
    • On Demand Diagnostic Trouble Code (ODDTC)
    • Data logger
    • Freeze frame data, Snapshot data
      • Notes
      • Freeze frame data
      • Snapshot data
  • Functions
    • Notes
    • Malfunction detection function
    • External on-board diagnostic tester communication function
      • Notes
      • Data Link Connector (DLC) -2
    • Memory function
    • Malfunction indication function
    • PID/data monitor function
    • Simulation function
    • How to make use of PID/data monitor function and simulation function (Ex. Wipers do not operate correctly)
      • Notes
      • Input system examination (windshield wiper switch to body control module (BCM))
      • Output system examination (body control module (BCM) to wiper motor)
    • Self-test function
      • Notes
      • Quick check
      • On-demand self-test
    • On-Board Diagnostic (OBD) test mode
      • Notes
      • Mode 1: On-Board system readiness test
      • Mode 2: Freeze frame data
      • Mode 3: Exhaust gas purification system related CMDTC
      • Mode 4: Exhaust gas purification system-related malfunction information deletion/reset
      • Mode 5: HO2S monitor test
      • Mode 6: Diagnostic monitoring test
      • Mode 7: Pending code
      • Mode 8: Force drive
      • Mode 9: Vehicle information read out
  • Topological figure
    • Notes
    • Parent/child module diagnosis
  • Block Diagram
• Circuit Inspection
  • Notes
  • Circuit Inspection Table
  • Inspection for Short to Ground and Open Circuit in Power Supply Circuit
  • Inspection for Short to Ground in Circuit
  • Inspection for Short to Power Supply in Circuit
  • Inspection for Open Circuit in Circuit
    • Circuit between module and part
    • Circuit between part and body ground
  • Inspection for Short Circuit in Circuits
• Clearing DTC
• Configuration
  • Notes
  • Outline
  • Module Table
  • Configuration Flow
    • Type A
    • Type B
    • Type C
• Connector Inspection
• DTC Inspection
  • Quick Check
  • On-demand Self-test
    • Notes
    • Module table
• On-Board Diagnostic (OBD) Test Modes
  • Notes
  • OBD Test Modes Table
• PID/Data Monitor Inspection
  • Notes
  • Module Table
• Simulation Inspection
  • Notes
  • Module Table
• Tester Usage History
  • Notes
  • Displaying Tester Usage History for Vehicle Connected to M-MDS
  • Displaying Tester Usage History after Specifying Vehicle Identification Number
• Troubleshooting Procedure [(Us)]
  • Notes
  • Troubleshooting Procedure
  • Action for Non-repeatable Malfunction
    • Notes
    • Vibration inspection
    • Water spraying inspection