A L L Diagnostic Trouble Codes ( DTC )

• Testing and Inspection
  • Diagnostic Trouble Code Descriptions
    • ABS (Antilock Brake System)
      • ABS Diagnosis System
      • Speed Sensor Signal
    • Engine Control System
      • Code 12 - G, NE Signal Circuit No. 1
        • California Spec. Vehicles
        • Federal Spec. Vehicles
      • Code 13 - G, NE Signal Circuit No. 2
        • California Spec. Vehicles
        • Federal Spec. Vehicles
      • Code 14 - Ignition Signal Circuit
        • California Spec. Vehicles
        • Federal Spec. Vehicles
      • Code 16 - Automatic Transmission Control Signal
      • Code 21 - Main Oxygen Sensor Signal
      • Code 22 - Engine Coolant Temperature Sensor Signal
      • Code 24 - Intake Air Temperature Sensor Signal
      • Code 25 - Air-Fuel Ratio Lean Malfunction
      • Code 26 - Air-Fuel Ratio Rich Malfunction
      • Code 27 - Sub-Oxygen Sensor Signal
      • Code 31 - Manifold Absolute Pressure Sensor Signal
      • Code 41 - Throttle Position Sensor Signal
      • Code 42 - No. 1 Vehicle Speed Sensor Signal
        • Models With A/T
        • Models With M/T
      • Code 43 - Starter Signal
      • Code 51 - Switch Condition Signal
      • Code 52 - Knock Sensor Signal
      • Code 71 - Exhaust Gas Recirculation System Malfunction
      • DTC - Normal
    • Restraint Systems
    • Transmission Control Systems
  • Manufacturer Code Charts
    • Antilock Brake System (ABS)
      • DTC 11
      • DTC 12
      • DTC 13
      • DTC 14
      • DTC 21
      • DTC 22
      • DTC 23
      • DTC 24
      • DTC 31
      • DTC 32
      • DTC 33
      • DTC 34
      • DTC 35
      • DTC 36
      • DTC 41
      • DTC 51
    • Engine Control System
      • DTC 12
        • Description
          • California Spec. Vehicles Only
          • All, Except California Spec Vehicles.
        • Diagnostic Procedure
          • California Spec. Vehicles Only
          • All, Except California Spec Vehicles.
        • Inspection Procedure
          • California Spec. Vehicles Only
          • All, Except California Spec Vehicles.
      • DTC 13
        • Description
          • California Spec. Vehicles Only
          • All, Except California Spec Vehicles.
        • Diagnostic Procedure
      • DTC 14
        • Description
          • California Spec. Vehicles Only
          • All, Except California Spec Vehicles.
        • Diagnostic Procedure
        • Inspection Procedure
          • California Spec. Vehicles Only
          • All, Except California Spec Vehicles.
      • DTC 16
        • Description
        • Diagnostic Procedure
        • Inspection Procedure
      • DTC 21
        • Description
        • Diagnostic Procedure
        • Inspection Procedure
      • DTC 22
        • Description
        • Diagnostic Procedure
        • Inspection Procedure
      • DTC 24
        • Description
        • Diagnostic Procedure
        • Inspection Procedure
      • DTC 25
        • Description
        • Diagnostic Procedure
        • Inspection Procedure
      • DTC 26
        • Description
        • Diagnostic Procedure
        • Inspection Procedure
      • DTC 27
        • Description
        • Diagnostic Procedure
        • Inspection Procedure
      • DTC 31
        • Description
        • Diagnostic Procedure
        • Inspection Procedure
      • DTC 41
        • Description
        • Diagnostic Procedure
        • Inspection Procedure
      • DTC 42
        • Description
        • Diagnostic Procedure
        • Inspection Procedure
      • DTC 43
        • Description
        • Diagnostic Procedure
        • Inspection Procedure
      • DTC 51
        • Description
        • Diagnostic Procedure
        • Inspection Procedure
      • DTC 52
        • Description
        • Diagnostic Procedure
        • Inspection Procedure
      • DTC 71
        • Description
        • Diagnostic Procedure
        • Inspection Procedure
    • Restraint Systems
      • DTC 15
      • DTC 31
    • Transmission Control Systems
      • DTC 42
        • Circuit Description and Detection Conditions
        • Inspection Procedures
      • DTC 62
        • Circuit Description and Detection Conditions
        • Inspection Procedures
      • DTC 63
        • Circuit Description and Detection Conditions
        • Inspection Procedures
      • DTC 64
        • Circuit Description and Detection Conditions
        • Inspection Procedures
  • Related Tests, Information and Procedures