A L L Diagnostic Trouble Codes ( DTC )

• Testing and Inspection
  • Manufacturer Code Charts
    • DTC 12
    • DTC 13
    • DTC 14
    • DTC 15
    • DTC 21
    • DTC 23
    • DTC 24
    • DTC 32
    • DTC 34
    • DTC 35
    • DTC 41
    • DTC 42
    • DTC 43
    • DTC 44
    • DTC 45
    • DTC 51
    • DTC 54
    • DTC 55
  • Related Tests, Information and Procedures
    • A Charts
      • Chart A-1 Driver Complaint Chart
      • Chart A-1 Dwell Fixed Under 10 Degrees
      • Chart A-2 Dwell Fixed Between 10 and 50 Degrees
      • Chart A-3 Dwell Fixed Over 50 Degrees
      • Chart A-5 Check Engine Light Inoperative
      • Chart A-6 Check Engine Light on at All Times or No Code 12
      • Chart A-6 Ignition System Check (With Remote Coil)
    • C Charts
      • Chart C-2A Idle Speed Control (ISC) Check
      • Chart C-3 Canister Purge Valve Check
      • Chart C-4B Ignition System Check (Remote Coil)
      • Chart C-4C EST Performance Check
      • Chart C-5 Electronic Spark Control (ESC) Check (Exc. Turbo)
    • System Diagnostic Charts