A L L Diagnostic Trouble Codes ( DTC )

• Testing and Inspection
  • Manufacturer Code Charts
    • DTC 12
    • DTC 13
    • DTC 14
    • DTC 15
    • DTC 21
    • DTC 22
    • DTC 23
    • DTC 24
    • DTC 31
    • DTC 34
      • How to Identify Pressure Sensor
      • DTC 34 With Green or Black Connector
      • DTC 34 Except Green or Black Connector
    • DTC 41
    • DTC 42
    • DTC 43
    • DTC 44
    • DTC 45
    • DTC 51
    • DTC 53
    • DTC 54
  • Related Tests, Information and Procedures
    • A Charts
      • 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 Service Engine Soon Light Inoperative
      • Chart A-6 Service Engine Soon Always ON or No Code 12
    • B Charts
    • C Charts
      • Chart C-1D Manifold Absolute Pressure (MAP) Output Check
        • Chart C-1D Except Green or Black Connector
        • Chart C-1D With Green or Black Insert
        • How to Identify Pressure Sensor
      • Chart C-2C Idle Load Compensator (ILC) Check
      • Chart C-2D Rear Vacuum Brake (RVB) Check
      • Chart C-2F TPS Input Check
      • Chart C-3 Canister Purge Check
      • Chart C-4 Ignition System Check
      • Chart C-4A Ignition System Check
      • Chart C-4K Electronic Spark Timing (EST) Performance Check
      • Chart C-5 Electronic Spark Control (ESC) Check
      • Chart C-6A A.I.R. Management Check (ED/ES)
      • Chart C-7C Exhaust Gas Recirculation (EGR) Valve Check
      • Chart C-8 Torque Converter Clutch (TCC) Diagnosis
      • Chart C-9C Vacuum Actuated EFE System Check
      • Chart C-10C A/C Cut-Out Relay
    • System Diagnostic Charts