A L L Diagnostic Trouble Codes ( DTC )

• Testing and Inspection
  • Diagnostic Trouble Code Descriptions
    • Code 12
    • Code 13
    • Code 14
    • Code 15
    • Code 21
    • Code 22
    • Code 23
    • Code 25
    • Code 31
    • Code 44
    • Code 45
    • Code 51
    • Code 52
    • Code 53
    • Code 54
    • Code 55
  • Manufacturer Code Charts
    • DTC 12
    • DTC 13
    • DTC 14
    • DTC 15
    • DTC 21
    • DTC 22
    • DTC 23
    • DTC 25
    • DTC 31
    • DTC 44
    • DTC 45
    • DTC 51
    • DTC 52
    • DTC 53
    • DTC 54
    • DTC 55
  • Related Tests, Information and Procedures
    • A Charts
      • Chart A-1 Dwell Fixed Under 10 Degrees
      • Chart A-2 Dwell Fixed Between 10 - 80 Degrees
      • Chart A-3 Dwell Fixed Over 80 Degrees
      • Chart A-4 Idle and WOT Switch Circuit Check
      • Chart A-5 Check Engine Light Inoperative
      • Chart A-6 Won't Flash Code 12
    • C Charts
      • Chart C-6B Air Management Check
      • Chart 4 Idle and WOT Switch Circuit Check