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Home >> Infiniti >> 2007 >> QX56 AWD >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System - DTCS P0137 To P0448 >> DTC P0222, P0223 TP Sensor >> On Board Diagnosis Logic >> Notes
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On Board Diagnosis Logic: Notes

These self-diagnoses have the one trip detection logic. 

DTC DETECTING CONDITION

DTC No. Trouble diagnosis name DTC detecting condition Possible cause
P0222
0222
Throttle position sensor 1 circuit low input An excessively low voltage from the TP sensor 1 is sent to ECM.
  • Harness or connectors (TP sensor 1 circuit is open or shorted.)

    (APP sensor 2 circuit is shorted.)

  • Electric throttle control actuator (TP sensor 1)
  • Accelerator pedal position sensor (APP sensor 2)
P0223
0223
Throttle position sensor 1 circuit high input An excessively high voltage from the TP sensor 1 is sent to ECM.