A L L Diagnostic Trouble Codes ( DTC )

• Testing and Inspection
  • Diagnostic Trouble Code Descriptions
    • Cruise Control System
      • Type A Codes
      • Type B Codes
    • Engine Control System
  • Manufacturer Code Charts
    • DTC 12
    • DTC 21
    • DTC 22
    • DTC 24
      • Circuit Test
      • Component Test
    • DTC 25
      • Circuit Test
      • Component Test
    • DTC 26
      • Circuit Test
      • Component Test
    • DTC 31
    • DTC 41
      • Circuit Test
      • Component Test
    • DTC 71
      • Circuit Test
      • Component Test
      • California Only
        • Circuit Test
        • Component Test
    • DTC 72
      • Circuit Test
      • Component Test