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Home >> Infiniti >> 2013 >> M56 Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P1087 To P2542 >> DTC P1550: Battery Current Sensor >> DTC Logic >> DTC Detection Logic

DTC Detection Logic

DTC No. Trouble diagnosis name (Trouble diagnosis content) DTC detecting condition Possible cause
P1550 BAT CURRENT SENSOR (Battery current sensor circuit range/performance) The output voltage of the battery current sensor remains within the specified range while engine is running.
  • Harness or connectors (Battery current sensor circuit is shorted.)

    (Crankshaft position sensor circuit is open or shorted.)

    [Camshaft position sensor (bank 1) circuit is shorted.]

    (Accelerator pedal position sensor 2 circuit is shorted.)

    (EVAP control system pressure sensor circuit is shorted.)

    (Refrigerant pressure sensor circuit is shorted.)

  • Battery current sensor
  • Crankshaft position sensor
  • Camshaft position sensor (bank 1)
  • Accelerator pedal position sensor 2
  • EVAP control system pressure sensor
  • Refrigerant pressure sensor