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Home › Nissan-Datsun › 2014 › Sentra SL › Repair and Diagnosis › Transmission › Automatic Transmission (CVT) › Basic Inspection › Additional Service When Replacing TCM › Work Procedure

Work Procedure

  1. CHECK NEW TCM PART NUMBER 

    Check new TCM part number to see whether it is blank TCM or not.

    NOTE:
    • Part number of blank TCM is 310F6-XXXXX.
    • Check the part number when ordering TCM or with the one included in the label on the container box.

    Is the new TCM a blank TCM? 

    YES: GO TO 2.

    NO: GO TO  3.

  2. SAVE TCM DATA (VEHICLE SPECIFICATIONS) 

    With CONSULT 

    1. Turn ignition switch OFF.
    2. Turn ignition switch ON.
    3. Select "Re/programming, Configuration".
    4. Select "AT/CVT".
      NOTE: If "AT/CVT" is not displayed and TCM data cannot be saved on CONSULT, GO TO 3.
    5. Select "Programming".
    6. Save TCM data on CONSULT according to the CONSULT display.

      : GO TO 3.

  3. REPLACE TCM 
    1. Turn ignition switch OFF and wait for 10 seconds.
    2. Replace TCM. Refer to "REMOVAL AND INSTALLATION ".

      : GO TO 4.

  4. LOAD CALIBRATION DATA 
    1. Shift the selector lever to the "P" position.
    2. Turn ignition switch ON.
    3. Check that "P" is displayed on shift position indicator on combination meter.
      NOTE: Displayed approximately 4 - 5 seconds after the selector lever is moved to the "P" position.

      Does the shift position indicator display "P"? 

      YES: GO TO 5.

      NO: GO TO  8.

  5. STORE CALIBRATION DATA 
    1. Turn ignition switch OFF and wait for 5 seconds.
    2. Turn ignition switch ON.

      Does the shift position indicator display "P" at the same time when turning ON the ignition switch? 

      YES-1 (New TCM is blank): GO TO 6.

      YES-2 (New TCM is not blank): GO TO  7.

      NO: Check harness between battery and TCM harness connector terminal.

  6. WRITE TCM DATA (VEHICLE SPECIFICATIONS) 

    With CONSULT 

    1. Select "Programming".
    2. Perform programming according to the CONSULT display.

      : GO TO 7.

  7. PERFORM CALIBRATION OF G SENSOR 

    Refer to "WORK PROCEDURE ".

    : WORK END

  8. DETECT MALFUNCTIONING ITEM 

    Check the following items:

    • Harness between the TCM and the ROM assembly inside the transaxle assembly is open or shorted.
    • Disconnected, loose, bent, collapsed, or otherwise abnormal connector housing terminals

      Is the inspection result normal? 

      YES: GO TO  2.

      NO: Repair or replace the malfunctioning parts.

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