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Home >> Infiniti >> 2010 >> M45 Base >> Repair and Diagnosis >> External Pages >> Different car >> Section 186 (Engine Control System - DTCS P0130 To P0430) >> DTC P0181: FTT Sensor >> DTC Logic >> DTC Detection Logic

DTC Detection Logic

WARNING: This page is about a different car, the 2010 Infiniti M35. However, it is still accessible from the selected car via links, so may be relevant.
DTC DETECTION LOGIC CHART

DTC No. Trouble diagnosis name DTC detecting condition Possible cause
P0181 Fuel tank temperature sensor circuit range/performance Rationally incorrect voltage from the sensor is sent to ECM, compared with the voltage signals from engine coolant temperature sensor and intake air temperature sensor.
  • Harness or connectors

    (The sensor circuit is open or shorted)

  • Fuel tank temperature sensor