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Home › Nissan-Datsun › 2017 › Versa Note SL › Repair and Diagnosis › Transmission › Automatic Trans › Automatic Transmission (Introduction, Wiring Diagrams And Basic Inspection) › Basic Inspection › Additional Service When Replacing TCM › Work Procedure › Diagnostic Test

Diagnostic Test

  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 STEP 2  .

    NO 

    GO TO STEP 3  .

  2. SAVING TCM DATA (VEHICLE SPECIFICATIONS)

    NOTE:

    Save necessary data stored in TCM in CONSULT according to the following instructions:

    G-20With 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 STEP 3  .

    5. Select "Programming".
    6. Save TCM data on CONSULT according to the CONSULT display.

    GO TO STEP 3  .

  3. REPLACE TCM

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

    GO TO STEP 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 STEP 5  .

    NO 

    GO TO STEP 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 STEP 6  .

    YES-2 (New TCM is not blank) 

    GO TO STEP 7  .

    NO 

    Check harness between battery and TCM harness connector terminal. Refer to DIAGNOSIS PROCEDURE .

  6. WRITE TCM DATA (VEHICLE SPECIFICATIONS)

    NOTE:

    Write data saved in CONSULT into a new TCM according to the following instructions:

    G-20With CONSULT 

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

    GO TO STEP 7  .

  7. CALIBRATE G SENSOR

    Refer to DESCRIPTION .

    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 STEP 4  .

    NO 

    Repair or replace the malfunctioning parts.

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