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Home >> Infiniti >> 2013 >> M35h >> Repair and Diagnosis >> External Pages >> Different car >> Section 4 (Hybrid Control System) >> DTC/Circuit Diagnosis >> DTC P2138: App Sensor >> DTC Logic >> DTC Detection Logic
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DTC Detection Logic

WARNING: This page is about a different car, the 2012 Infiniti M35h. However, it is still accessible from the selected car via links, so may be relevant.
NOTE: If DTC P2138 is displayed with DTC P3157, first perform the trouble diagnosis for DTC P3157. Refer to "DTC LOGIC ".
DTC No. Trouble diagnosis name (Trouble diagnosis content) DTC detecting condition Possible cause
P2138 APP SENSOR (Accelerator pedal position sensor circuit range/performance) Rationally incorrect voltage is sent to HPCM compared with the signals from APP sensor 1and APP sensor 2.
  • Harness or connectors

    (APP sensor 1 or 2 circuit is open or shorted.)

  • Accelerator pedal position sensor