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Home >> Nissan-Datsun >> 2006 >> Sentra Base, Standard >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS U1000 To P0133 (QG18DE) >> DTC P0122, P0123 TP Sensor >> On Board Diagnosis Logic >> Notes

On Board Diagnosis Logic: Notes

These self-diagnoses have the one trip detection logic  .

DTC DETECTING CONDITION CHART

DTC No. Trouble diagnosis name DTC detecting condition Possible cause
P0122 0122 Throttle position sensor 2 circuit low input An excessively low voltage from the TP sensor 2 is sent to ECM.
  • Harness or connectors (The TP sensor 2 circuit is open or shorted.)

    (The APP sensor 2 circuit is shorted.)

  • Electric throttle control actuator (TP sensor 2)
  • Accelerator pedal position sensor (APP sensor 2)
P0123 0123 Throttle position sensor 2 circuit high input An excessively high voltage from the TP sensor 2 is sent to ECM.
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