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Home >> Nissan-Datsun >> 2007 >> X-Trail LE >> Repair and Diagnosis >> Engine Performance >> System >> Engine Control System - DTCS P1148 To P2138 >> DTC P1572 ASCD Brake Switch >> DTC Confirmation Procedure

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.
  • Procedure for malfunction B is not described here. It takes extremely long time to complete procedure for malfunction B. By performing procedure for malfunction A, the incident that causes malfunction B can be detected.

TESTING CONDITION: 

Steps  4 and  5 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. Press CRUISE (MAIN) switch and make sure that CRUISE indicator lights up.
  4. Drive the vehicle for at least 5 consecutive seconds under the following condition.
    SHIFT LEVER REFERENCE

    VHCL SPEED SE More than 30 km/h (19 MPH)
    Shift lever Suitable position
    Fig 1: Generic Scan Tool - Data Monitor
    G06152879Courtesy of NISSAN MOTOR CO., U.S.A.

    If 1st trip DTC is detected, go to "DIAGNOSTIC PROCEDURE ".

    If 1st trip DTC is not detected, go to the following step.

  5. Drive the vehicle for at least 5 consecutive seconds under the following condition.
    SHIFT LEVER REFERENCE

    VHCL SPEED SE More than 30 km/h (19 MPH)
    Shift lever Suitable position
    Driving location Depress the brake pedal for more than 5 seconds so as not to come off from the above-mentioned vehicle speed.
  6. If 1st trip DTC is detected, go to "DIAGNOSTIC PROCEDURE ".

WITH GST 

Follow the procedure "WITH CONSULT-II" above.