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- OBD II Modes $01-$0a
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- $01 Parameter Identification (PIDs)
- $01 Readiness Flag Status
- $02 Powertrain Freeze Frame Data (FFD)
- $03 Emission Related Diagnostic Trouble Codes (DTC)
- $04 Clear/Reset Emission Related Diagnostic Information
- $05 Oxygen Sensor Monitoring Test Results
- $06 Non-Continuous/Continuous Monitor Test Results
- $07 Two Trip Pending Diagnostic Trouble Code
- $08 Request Control of Onboard Component
- $09 Vehicle Information Request
- $0a Permanent Diagnostic Trouble Code (PDTC)
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