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Home >> Infiniti >> 2006 >> FX35 AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P1211 To P2A03 (VQ35DE) >> DTC P2138 App Sensor >> On Board Diagnosis Logic >> Notes

On Board Diagnosis Logic: Notes

This self-diagnosis has the one trip detection logic. 

NOTE: If DTC P2138 is displayed with DTC P0643, first perform the trouble diagnosis for DTC P0643.
DTC DETECTING CONDITION - POSSIBLE CAUSE

DTC No. Trouble diagnosis name DTC detecting condition Possible cause
P2138
2138		 Accelerator pedal position sensor circuit range/performance Rationally incorrect voltage is sent to ECM compared with the signals from APP sensor 1 and APP sensor 2.
  • Harness or connector (APP sensor 1 and 2 circuit is open or shorted.)

    (TP sensor circuit is shorted.)

  • Accelerator pedal position sensor (APP sensor 1 and 2)
  • Electric throttle control actuator (TP sensor 1 and 2)
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