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Home >> Infiniti >> 2017 >> QX60 Base, FWD >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (DTCS) (Except Hybrid) (4 Of 4) >> DTC/Circuit Diagnosis >> DTC P2138: App Sensor >> DTC Description >> DTC Detection Logic
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DTC Detection Logic

DTC CONSULT screen terms
(Trouble diagnosis content)
DTC detection condition
DTC P2138 APP: SENSOR
(Throttle/Pedal position sensor/switch "D"/"E" voltage correlation)
Diagnosis condition Engine running at idle
Signal (terminal)
  • Accelerator pedal position sensor 1 signal
  • Accelerator pedal position sensor 2 signal
Threshold Rationally incorrect voltage is sent to ECM compared with the signals from APP sensor 1 and APP sensor 2
Diagnosis delay time -