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Home >> Nissan-Datsun >> 2004 >> Quest SL >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System >> DTC P1574: ASCD Vehicle Speed Sensor >> DTC Confirmation Procedure >> Testing Condition: >> With CONSULT-II
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With CONSULT-II

  1. Start engine (TCS switch or VDC switch OFF).
  2. Select "DATA MONITOR" mode with CONSULT-II.
  3. Drive the vehicle at more than 40 km/h (25 MPH).
  4. If DTC is detected, go to DIAGNOSTIC PROCEDURE  .
    Fig 1: Displaying Data Monitor Screen
    G00775914Courtesy of NISSAN MOTOR CO., U.S.A.
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