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Home › Infiniti › 2010 › M45 Base › Repair and Diagnosis › Engine Performance › System › Engine Control System - DTCS P1550 To P2A03 › DTC P1574 ASCD Vehicle Speed Sensor › Diagnosis Procedure

Diagnosis Procedure

  1. CHECK DTC WITH TCM

    Check DTC with TCM. Refer to "OBD-II DIAGNOSTIC TROUBLE CODE (DTC) ".

    OK or NG 

    OK: GO TO 2.

    NG: Perform trouble shooting relevant to DTC indicated.

  2. CHECK DTC WITH "ABS ACTUATOR AND ELECTRIC UNIT (CONTROL UNIT)"

    Refer to "CONSULT-III FUNCTION (ABS) ".

    OK or NG 

    OK: GO TO 3.

    NG: Repair or replace malfunctioning part.

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

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

    INSPECTION END 

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