There are special "left" and "right" side economy parts available for partial replacement. Only work that deviates from the operation "Lower Rear End Panel, Replace Completely" is described.
Remove, Disconnect
Separate rear end panel (damaged side) according to size of new part:
1
Separation section for both partial replacement sections of right-hand drive vehicles( ≈ 110 mm to the left)
2
Separation section for both partial replacement sections of left-hand drive vehicles( ≈ 110 mm to the right)
Observe size of new part!
Install, Connect
Butt weld new part to separations line 1 and/or 2.
Important!
For some countries, Model F68 is fitted at the factory with anchoring points for child seats in the lower rear end panel.
These anchoring points are not available individually and for safety reasons may only be replaced in conjunction with the lower rear end panel.
Remove, Disconnect 
Install, Connect 
Important!