A L L Diagnostic Trouble Codes ( DTC )

• Testing and Inspection
  • Diagnostic Trouble Code Descriptions
    • ABS (Antilock Brake System)
      • ABS Diagnosis System
      • Speed Sensor Signal
    • Engine Control System
    • Transmission Control Systems
  • Manufacturer Code Charts
    • Engine Control System
      • DTC 21
        • Circuit Test
        • Component Test
      • DTC 22
      • DTC 24
        • Circuit Test
        • Component Test
      • DTC 27
      • DTC 31
        • Circuit Test
        • Component Test
      • DTC 41
        • Circuit Test
        • Component Test
      • DTC 42
      • DTC 71
        • Circuit Test
        • Component Test
    • Transmission Control Systems