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Home >> VinFast >> 2023 >> VF9 Plus >> Repair and Diagnosis >> Electrical >> Charging Systems >> 12V Battery And Fuses >> Repair Procedures >> Battery Removal And Installation/Replacement

Battery Removal And Installation/Replacement

Mobile Repair Possible:  Van/Car

NOTE: Damage 
Failure to follow specified procedures may result in damage to the vehicle's electrical system.

Removal Procedure: 

  1. Remove front trunk. Refer to FRONT TRUNK REMOVAL AND INSTALLATION/REPLACEMENT
    G16024769Courtesy of VINFAST, LLC
  2. Loosen nut (1) do not remove it.

    Torque: 6 Nm 

  3. Pull off the battery negative cable from the battery negative terminal by carefully moving it to and fro. Do not pry using a tool.
  4. Move the battery negative cable to one side and secure.
    G16024770Courtesy of VINFAST, LLC
  5. Unlock and disconnect electrical connector (1) from the battery sensor.
  6. Remove bolt (2).

    Torque: 8 Nm 

  7. Remove nut (3).

    Torque: 8 Nm 

    G16024771Courtesy of VINFAST, LLC
  8. Open the cover (1) and loosen the nut (2) of the Battery positive cable.

    Torque: 6 Nm 

    G16024772Courtesy of VINFAST, LLC
  9. Loosen the pre-fuse box (2) at the markings.
  10. Remove the pre-fuse box (1) from the 12V Battery upwards.
    G16024773Courtesy of VINFAST, LLC
  11. Remove the bracket (1).
    G16024774Courtesy of VINFAST, LLC
  12. Remove 12V battery (1) upwards.

Installation Procedure: 

  1. Installation is the reverse of removal procedure, noting the following

    All fasteners must be tightened to torque specification. 

  2. Install front trunk. Refer to FRONT TRUNK REMOVAL AND INSTALLATION/REPLACEMENT
  3. Diagnostics, Programming and Setup. Refer to DIAGNOSTICS, PROGRAMMING AND SETUP USING IDS IN SERVICE