A L L Diagnostic Trouble Codes ( DTC )

• Testing and Inspection
  • Manufacturer Code Charts
    • DTC 13
    • DTC 14
    • DTC 15
    • DTC 21
    • DTC 22
    • DTC 23
    • DTC 25
    • DTC 31
    • DTC 32
    • DTC 41
    • DTC 42
      • Manual Trans
      • Auto Trans
    • DTC 44
    • DTC 45
    • DTC 51
    • DTC 53
  • Related Tests, Information and Procedures
    • A Charts
      • Chart A-1 No Check Engine Light
      • Chart A-2 Service Engine Soon Light ON Steady
      • Chart A-3 Engine Cranks But Will Not Run
      • Chart A-5 Fuel Injector Circuit Check
      • Chart A-7A Fuel System Diagnosis
      • Chart A-7B Fuel System Pressure Check
      • Chart A-8 Control Relay Circuit Check
    • C Charts
      • Chart C-1 Power Steering Pressure Switch Diagnosis
      • Chart C-2 Idle Speed Control (ISC) Circuit
      • Chart C-2A Throttle Opener Control System Check
      • Chart C-7 Exhaust Gas Recirculation (EGR) System Check
      • Chart C-8 TCC Lock-Up Relay System Check
      • Chart C-9 PTC Heater System Check