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Home >> VinFast >> 2023 >> VF8 Plus >> Repair and Diagnosis >> Electrical >> Charging Systems >> Bolt On Body Components >> Repair Procedures >> Front End Lower Tie Bar Removal And Installation/Replacement

Front End Lower Tie Bar Removal And Installation/Replacement

Mobile Repair Possible:  No

Overview: 

Fig 1: Front End Lower Tie Bar Components Location
G15969467Courtesy of VINFAST, LLC
WARNING:
  • Overhead Suspended Load and Falling Parts

    Failure to follow specified procedures may result in death or serious injury when elevated load or components are incorrectly secured/supported.

    • All lifting equipment weight rating must meet or exceed the weight of the vehicle and any contents
    • The lifting equipment must be in good condition and approved for use
    • Only lift the vehicle from the identified lift points
    • Ensure vehicle is stable before performing any work underneath
    • Ensure there are no loose components which may fall
    • Always use personal protective equipment (PPE)
    • Seek assistance when handling larger components
WARNING:
  • Crushing by moving parts

    Failure to follow specified procedures may result in death or serious injury due to front end lower tie bar.

    • Secure the component against uncontrolled movement.
    • Always use personal protective equipment (PPE)
    • Ensure vehicle is correctly disabled/powered down to prevent unexpected motion or activation of components.

Removal Procedure: 

  1. Disconnect the 12V battery negative terminal. Refer to 12V BATTERY NEGATIVE CABLE DISCONNECTION/CONNECTION
  2. Remove front bumper fascia skid plate. Refer to FRONT BUMPER FASCIA SKID PLATE REPLACEMENT
  3. Remove front tire. Refer to TIRE AND WHEEL REMOVAL AND INSTALLATION
  4. Remove front bumper fascia. Refer to FRONT BUMPER FASCIA REMOVAL AND INSTALLATION/REPLACEMENT
  5. Remove front wheelhouse liner. Refer to FRONT WHEELHOUSE LINER REMOVAL AND INSTALLATION/REPLACEMENT
  6. Remove front bumper side energy absorbers. Refer to FRONT BUMPER SIDE ENERGY ABSORBERS REMOVAL AND INSTALLATION/REPLACEMENT 
    G15969468Courtesy of VINFAST, LLC
  7. Secure the cooler package against falling down and remove 2 bolts (1).

    Torque: 5 Nm 

    G15969469Courtesy of VINFAST, LLC
  8. Remove front crash support bracket. Refer to FRONT CRASH SUPPORT BRACKET REMOVAL AND INSTALLATION/REPLACEMENT
  9. Remove 2 bolts (2).

    Torque: 35 Nm 

  10. Remove the bolt (3).

    Torque: 8 Nm 

  11. Remove 2 bolts (4) and remove the reinforcement (1).

    Torque: 55 Nm 

    G15969470Courtesy of VINFAST, LLC
  12. Remove 2 bolts attaching to the coolant 3-way bypass valve bracket (1).

    Torque: 8 Nm 

    G15969471Courtesy of VINFAST, LLC
  13. Remove the bolt (1).

    Torque: 8 Nm 

    G15969472Courtesy of VINFAST, LLC
  14. Remove the bolt (1) and unclip sensor (2).

    Torque: 9 Nm 

  15. Remove the bolt (3).

    Torque: 8 Nm 

    G15969473Courtesy of VINFAST, LLC
  16. Remove the bolt (1).

    Torque: 8 Nm 

  17. Remove 2 bolts (2) from attachment bracket (3) on both sides.

    Torque: 74.5 Nm 

    G15969474Courtesy of VINFAST, LLC
  18. Remove the front end lower tie bar assembly (1) downwards.

    Replacement Procedure: 

    G15969475Courtesy of VINFAST, LLC
  19. Remove both left and right radiator brackets (1).

    Torque: 8 Nm 

Installation Procedure: 

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

    All fasteners must be tightened to torque specification! 

  2. Install front bumper side energy absorbers. Refer to FRONT BUMPER SIDE ENERGY ABSORBERS REMOVAL AND INSTALLATION/REPLACEMENT 
  3. Install front wheelhouse liner. Refer to FRONT WHEELHOUSE LINER REMOVAL AND INSTALLATION/REPLACEMENT
  4. Install front tire. Refer to TIRE AND WHEEL REMOVAL AND INSTALLATION
  5. Install front bumper fascia. Refer to FRONT BUMPER FASCIA REMOVAL AND INSTALLATION/REPLACEMENT
  6. Install front bumper fascia skid plate. Refer to FRONT BUMPER FASCIA SKID PLATE REPLACEMENT
  7. Connect the 12V battery negative terminal. Refer to 12V BATTERY NEGATIVE CABLE DISCONNECTION/CONNECTION
  8. Front Mid Range Radar Calibration. Refer to FRONT MID RANGE RADAR CALIBRATION