9. Appendix B: DTC codes Interpretation
The DTC (Diagnostic Trouble Code) reader function present in Smarty Micro Tuner is for
convenience purpose only. Industry standard interpretation tables are supplied below. Smarty
Performance King makes no warranty of the correctness of the interpretations.
Regarding DTC Interpretation
SAE Code Sections:
• P00xx Fuel & Air metering, Auxiliary emission controls
• P01xx Fuel & Air metering
• P02xx Fuel & Air metering
• P03xx Ignition & Firing systems
• P04xx Auxiliary emission controls
• P05xx Vehicle speed, Idle control & Auxiliary inputs
• P06xx Computer & Auxiliary outputs
• P07xx Transmission
• P08xx Transmission
• P09xx Transmission
Manufacturer Code Sections:
• P10xx Fuel & Air metering, Auxiliary emission controls
• P11xx Fuel & Air metering
• P12xx Fuel & Air metering
• P13xx Ignition & Firing systems
• P14xx Auxiliary emission controls
• P15xx Vehicle speed, Idle control & Auxiliary inputs
• P16xx Computer & Auxiliary outputs
• P17xx Transmission
• P18xx Transmission
• P19xx Transmission
Many logged codes are transitory, they are automatically reset.
DTC P1000 is an indication that the vehicle needs to be driven for a period so that the vehicle can
learn certain operating characteristics and it will reset automatically. This code cannot be cleared
externally.
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