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Home >> Infiniti >> 2010 >> M45 Base >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - Component Testing >> ASCD Indicator >> Diagnosis Procedure
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Diagnosis Procedure

  1. CHECK OVERALL FUNCTION

    Check ASCD indicator under the following conditions.

    ASCD INDICATOR CHART

    ASCD INDICATOR CONDITION SPECIFICATION
    CRUISE LAMP
    • Ignition switch: ON
    • MAIN switch: Pressed at the 1st time → at the 2nd time
    ON → OFF
    SET LAMP
    • MAIN switch: ON
    • Vehicle speed: Between 40 km/h (25 MPH) and 144 km/h (89 MPH)
    • ASCD: Operating
    ON
    • ASCD: Not operating
    OFF

    OK or NG 

    OK: INSPECTION END 

    NG: GO TO 2.

  2. CHECK DTC

    Check that DTC UXXXX is not displayed.

    OK or NG 

    OK: GO TO 3.

    NG: Perform trouble diagnosis for DTC UXXXX.

  3. CHECK DTC WITH "UNIFIED METER AND A/C AMP."

    Refer to "CONSULT-III FUNCTION (METER/M&A) ".

    OK or NG 

    OK: GO TO 4.

    NG: Go to "DTC [B2202] METER COMMUNICATION CIRCUIT ".

  4. CHECK INTERMITTENT INCIDENT

    Refer to "DIAGNOSIS PROCEDURE ".

    INSPECTION END