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Home >> Nissan-Datsun >> 2004 >> Sentra Base, Automatic >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - QG18DE >> DTC P1574: ASCD Vehicle Speed Sensor >> DTC Confirmation Procedure
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DTC Confirmation Procedure

CAUTION: Always drive vehicle at a safe speed.
NOTE: If DTC Confirmation Procedure has been previously conducted, always turn ignition switch OFF and wait at least 10 seconds before conducting the next test.

TESTING CONDITION: 

Step 3 may be conducted with the drive wheels lifted in the shop or by driving the vehicle. If a road test is expected to be easier, it is unnecessary to lift the vehicle. 

WITH CONSULT-II 

  1. Start engine.
  2. Select "DATA MONITOR" mode with CONSULT-II.
  3. Drive the vehicle at more than 30 km/h (19 MPH).
  4. If DTC is detected, go to DIAGNOSTIC PROCEDURE .
    Fig 1: Displaying DATA MONITOR Mode
    G00773309Courtesy of NISSAN MOTOR CO., U.S.A.

WITH GST 

Follow the procedure "WITH CONSULT-II" above.