A L L Diagnostic Trouble Codes ( DTC )

• Testing and Inspection
  • Diagnostic Trouble Code Descriptions
  • Manufacturer Code Charts
    • DTC 12
    • DTC 13
    • DTC 14
    • DTC 15
    • DTC 16
    • DTC 18
    • DTC 19
    • DTC 20
    • DTC 21
    • DTC 22
    • DTC 23
    • DTC 24
      • DTC 24A
      • DTC 24B
    • DTC 25
    • DTC 26
    • DTC 27
    • DTC 28
    • DTC 29
    • DTC 30
    • DTC 31
    • DTC 32
    • DTC 33
    • DTC 34
    • DTC 35
    • DTC 36
    • DTC 37
    • DTC 38
    • DTC 39
    • DTC 44
    • DTC 45
    • DTC 60
    • DTC 63
    • DTC 67
    • DTC 71
    • DTC 72
    • DTC 73
    • DTC 74
    • DTC 75
    • DTC 76
    • DTC 77
    • DTC 78
    • DTC 79
    • DTC 80
  • Related Tests, Information and Procedures
    • A Charts
    • System Diagnostic Charts
      • Chart 1 No Start or Stall After Start
      • Chart 2 Check Engine Light On - No Codes Set
      • Chart 3 Check Engine Light Inoperative
      • Chart 4 Fuel System Diagnosis
      • Chart 5 Poor Performance
      • Chart 6 Injector System Diagnosis
      • Chart 7 EGR Diagnosis
      • Chart 8 Air Management Diagnosis
      • Chart 9 Canister Purge Control Diagnosis
      • Chart 10 No Cruise Control
      • Chart 11A Blank Fuel Data Display
      • Chart 11B Improper Fuel Data Display
      • Chart 12 Diagnostic Display Problems
      • Chart 13 Improper Idle Speed
      • Chart 14 Oxygen Sensor Test
      • Chart 15 Improper Coolant Light Operation
      • Chart 16 TCC Electrical Test