2026-04-28

Center Underbody

Correction code: 10100303802 NOTE: Unless explicitly stated in the procedure, the above correction code includes all Collision Repair work required to perform this procedure, including the linked Collision Repair procedures. Do not stack Collision Repair correction codes unless explicitly told to do so. Add any associated mechanical procedures needed to perform this procedure.

Repair Information

Review all collision repair general practices and safety documentation and wear the appropriate PPE (Personal Protective Equipment) before beginning this procedure.
This procedure can be completed without using a frame bench.

Parts List


Quantity	Description	Image / Notes
1	MODULE - CENTER UNDERBODY STRUCTURE (Center Underbody Panel)
8	Countersunk Rivet, 4.8 mm Short
17	Countersunk Rivet, 4.8 mm Long
20	High Strength Structural Rivet, 6.5 mm
34	Rivet, 4.8 mm

When ordering parts, refer to the Parts Catalog and enter the VIN of the vehicle being repaired to find the correct parts (and the part numbers) for the vehicle. Alternatively, use the search function in the Parts Catalog to find a specific part for the vehicle.

Repair Procedure

Remove the Vehicle HV Disablement Procedure (Structural Pack).
Remove the Seat Assembly - 1st Row - LH (Remove and Replace).
Remove the Seat Back - 2nd Row - LH (Remove and Replace).
Remove the Seat Cushion - Lower - 2nd Row (Remove and Replace).
Remove the Seat Back - 2nd Row - RH (Remove and Replace).
Remove the HV Battery (AWD) (Non-Structural Pack) (Remove and Install).
Remove the Carpet - Interior Complete (Remove and Replace).
Remove the Carrier - Rocker Panel - LH (Remove and Replace).
Remove the original component.
- or Factory Spot Welds
Remove the original component.
- or Factory Spot Welds
Remove the original component.
- or Factory Spot Welds
Remove the original component.
- or Factory Spot Welds
Prepare for installation.
Note
A red X indicates a location where a factory-installed fastener is not being replaced.
Prepare for installation.
- or Countersunk Rivets, 4.8 mm Short
- Reference Line/Point
- or Countersunk Rivets, 4.8 mm Long A = 263 mm B = 210 mm C = 158 mm D = 105 mm E = 11 mm
Prepare for installation.
Prepare for installation.
- or Installation Spot Welds
- or Rivets, 4.8 mm
Prepare for installation.
- or High Strength Structural Rivets, 6.5 mm
Apply structural adhesive to the mating surfaces on the vehicle and the new component or components.
Install the new component or components.
Perform resistance spot welding.
- or Installation Spot Welds
Warning
Failure to follow all welding safety precautions, including the use of personal protective equipment, could result in serious injury or property damage. Only technicians who have completed Tesla’s approved welding training are authorized to weld structural components on Tesla vehicles.

CAUTION
Do not weld on a Tesla vehicle before performing the Vehicle Electrical Isolation Procedure (refer to the vehicle-specific Service Manual for more information on the Vehicle Electrical Isolation Procedure). Welding on a Tesla vehicle with an energized high or low voltage system might damage vehicle components.
Perform any necessary post-repair operations.
Install the Carrier - Rocker Panel - LH (Remove and Replace).
Install the Carpet - Interior Complete (Remove and Replace).
Install the HV Battery (AWD) (Non-Structural Pack) (Remove and Install).
Install the Seat Back - 2nd Row - RH (Remove and Replace).
Install the Seat Cushion - Lower - 2nd Row (Remove and Replace).
Install the Seat Back - 2nd Row - LH (Remove and Replace).
Install the Seat Assembly - 1st Row - LH (Remove and Replace).
Install the Vehicle HV Disablement Procedure (Structural Pack).