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Home >> Nissan-Datsun >> 2021 >> Altima S >> Repair and Diagnosis (Single Page) >> Engine Performance >> System >> Engine Control System (Pr25DD) (DTC/Circuit Diagnosis) (4 Of 4) >> DTC/Circuit Diagnosis >> Information Display (ASCD) >> Component Function Check >> PR25DD engine
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PR25DD engine

  1. CHECK INFORMATION DISPLAY 
    1. Start engine.
    2. Press ASCD MAIN switch on ASCD steering switch.
    3. Drive the vehicle at more than 40 km/h (25 MPH).
      CAUTION: Always drive vehicle at a safe speed.
    4. Press SET- switch.
    5. Check that the reading of the speedometer shows the same value as the set speed indicated in the information display while driving the vehicle on a flat road.

    Is the inspection result normal?

    YES

    INSPECTION END

    NO

    Refer to Diagnosis Procedure .

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