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Home >> Infiniti >> 2012 >> M35h >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P0500 To P31A5 >> DTC P1554: Battery Current Sensor >> DTC Logic >> DTC Detection Logic
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DTC Detection Logic

DTC No. Trouble diagnosis name (Trouble diagnosis content) DTC detecting condition Possible cause
P1554 BAT CURRENT SENSOR (Battery current sensor performance) The output voltage of the battery current sensor is lower than the specified value while the battery voltage is high enough.
  • Harness or connectors (Battery current sensor circuit is open or shorted.) (Sensor power supply 2 circuit is open or shorted.)
  • Battery current sensor
  • Each sensor, connected with sensor power supply 2 circuit