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Home › Nissan-Datsun › 2008 › Sentra SE-R › Repair and Diagnosis › Engine Performance › Engine Control Systems › Engine Control System - DTCS P1148 To P2A03 (Qr25DE) › DTC P1574 ASCD Vehicle Speed Sensor › Diagnostic Procedure

Diagnostic Procedure

  1. CHECK DTC WITH TCM 

    Check DTC with TCM. Refer to "ON BOARD DIAGNOSTIC (OBD) SYSTEM ".

    OK or NG 

    OK: GO TO 2.

    NG: Perform trouble shooting relevant to DTC indicated.

  2. CHECK DTC WITH "ABS ACTUATOR AND ELECTRIC UNIT" 

    Refer to "TROUBLE DIAGNOSIS ".

    OK or NG 

    OK: GO TO 3.

    NG: Repair or replace.

  3. CHECK COMBINATION METER 

    Check combination meter function.

    Refer to "COMBINATION METERS ".

    : INSPECTION END 

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