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Home >> Nissan-Datsun >> 2024 >> Sentra SR >> Repair and Diagnosis >> External Pages >> Different car >> Section 8 (Security Control System - Intelligent Key System) >> Basic Inspection >> Additional Service When Replacing Control Unit >> BCM >> Work Procedure
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Work Procedure

WARNING: This page is about a different car, the 2023 Nissan Sentra. However, it is still accessible from the selected car via links, so may be relevant.
  1. SAVING VEHICLE SPECIFICATION 
    1. SYMBOL CONSULT Enter "Re/Programming, Configuration" and perform "Before Replace ECU" to save or print current vehicle specification.
      NOTE: SYMBOL If "Before Replace ECU" cannot be used, use the "After Replace ECU" or "Manual Configuration" after replacing BCM.

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    GO TO 2.

  2. REPLACE BCM 
    1. Replace BCM. Refer to Removal and Installation .

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    GO TO 3.

  3. WRITING VEHICLE SPECIFICATION 
    1. SYMBOL CONSULT
      1. Enter "Re/Programming, Configuration".
      2. If "Before Replace ECU" operation was performed, automatically an "Operation Log Selection" screen will be displayed. Select the applicable file from the "Saved Data List" and press "Confirm" to write vehicle specification. Refer to Work Procedure.
      3. If "Before Replace ECU" operation was not performed, select "After Replace ECU" or "Manual Configuration" to write vehicle specification. Refer to Work Procedure.

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    Work End.