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Home >> Infiniti >> 2023 >> QX80 Premium Select, AWD >> Repair and Diagnosis >> Engine Performance >> Engine Control Systems >> Engine Control System (Diagnostics) (1 Of 2) >> Component Parts /Circuit Diagnosis >> 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

    Perform trouble diagnosis for DTC UXXXX.

    NO

    Perform trouble diagnosis for DTC P0500. Refer to DTC Description .

  2. CHECK DTC WITH "COMBINATION METER" 

    Refer to Diagnosis Description .

    Is the inspection result normal?

    YES

    GO TO 3.

    NO

    Perform trouble diagnosis for DTC indicated.

  3. CHECK INTERMITTENT INCIDENT 

    Refer to Inspection .

    Is the inspection result normal?

    YES

    Replace combination meter.

    NO

    Repair or replace.

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