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Home >> Infiniti >> 2012 >> QX56 AWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P1550 To P2A03 >> DTC P1556, P1557: Battery Temperature Sensor >> Component Inspection (Battery Temperature Sensor)

Component Inspection (Battery Temperature Sensor)

  1. CHECK BATTERY TEMPERATURE SENSOR
    1. Turn ignition switch OFF.
    2. Disconnect battery current sensor.
    3. Check the resistance between battery current sensor connector terminals.
    Battery current sensor Resistance
    + -
    terminal
    1 4 continuity with the resistance value 100 Ω or more

    Is the inspection result normal? 

    YES: INSPECTION END

    NO: Replace battery negative cable assembly.