A L L Diagnostic Trouble Codes ( DTC )

• Testing and Inspection
  • Diagnostic Trouble Code Descriptions
    • Codes 13, 14 & 15
    • Codes 21, 22 & 23
    • Codes 24, 25, 31 & 32
    • Codes 33, 34, 41 & 42
    • Codes 43, 44 & 45
    • Codes 51, 52 & 55
  • Manufacturer Code Charts
    • DTC 13
    • DTC 14
    • DTC 15
    • DTC 24
    • DTC 25
    • DTC 32
    • DTC 33
    • DTC 34
    • DTC 41
    • DTC 42
    • DTC 43
    • DTC 44
    • DTC 45
    • DTC 51
    • DTC 52
    • DTC 55
  • Related Tests, Information and Procedures
    • A Charts
      • Chart A-1 No Service Engine Soon Light
      • Chart A-2 No Code 12 Service Engine Soon Light ON Steady
      • Chart A-3 Engine Cranks But Won't Run (Type I C3-II)
      • Chart A-3 Engine Cranks But Won't Run (Type II C3-I)
      • Chart A-5 Fuel System Electrical Test (Less Digital Cluster)
      • Chart A-5 Fuel System Test (Digital Cluster)
      • Chart A-7 Fuel System Pressure Test
    • C Charts
      • Chart C-1A Park/Neutral Switch Diagnosis
      • Chart C-1E Power Steering Pressure Switch (PSPS) Check
      • Chart C-2B Idle Air Control (IAC) Valve Check
      • Chart C-4C-1 Misfire at Idle
      • Chart C-4C-2 Misfire Under Load
      • Chart C-7A Exhaust Gas Recirculation (EGR) Check
      • Chart C-8A Torque Converter Clutch (TCC) Electrical Diagnosis
      • Chart C-10A A/C Clutch Control
      • Chart C-12 Engine Cooling Fan Circuit Diagnosis