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Home >> Infiniti >> 2011 >> M37 Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P1233 To P2A03 >> DTC P1556, P1557: Battery Temperature Sensor >> DTC Logic >> DTC Confirmation Procedure
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DTC Confirmation Procedure

  1. PRECONDITIONING

    Turn ignition switch OFF and wait at least 10 seconds.

    GO TO 2.

  2. PERFORM DTC CONFIRMATION PROCEDURE
    1. Start the engine and let it idle at least 10 seconds.
    2. Check 1st trip DTC.

      Is 1st trip DTC detected? 

      YES: Proceed to "DIAGNOSIS PROCEDURE ".

      NO: INSPECTION END

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