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Home >> Infiniti >> 2011 >> QX56 RWD >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - Component Testing >> Information Display (ASCD) >> Diagnosis Procedure
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Diagnosis Procedure

  1. CHECK DTC

    Check that DTC UXXXX or P0500 is not displayed.

    Is the inspection result normal? 

    YES: GO TO 2.

    NO-1: Perform trouble diagnosis for DTC UXXXX.

    NO-2: Perform trouble diagnosis for DTC P0500. Refer to "DTC LOGIC ".

  2. CHECK DTC WITH "COMBINATION METER"

    Refer to "CONSULT-III FUNCTION ".

    Is the inspection result normal? 

    YES: GO TO 3.

    NO: Perform trouble diagnosis for DTC indicated.

  3. CHECK INTERMITTENT INCIDENT

    Refer to "INTERMITTENT INCIDENT ".

    Is the inspection result normal? 

    YES: Replace combination meter.

    NO: Repair or replace.

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