Check that the components connected are not distorted by checking the bodyshell alignment measurements using suitable equipment (gauges, templates or jigs).
Straighten the body as necessary.
Use the rotary brush to highlight the spot welds at the points shown in the diagram.
Remove the lamp housing from the rear wing.
Straighten the edges of the vehicle using a hammer and dolly block.
Remove the spot weld residues using a disc grinder.
Use a rotary brush to clean the areas treated previously.
Apply electro-weldable paint to the inside of the lamp housing.
Work at the bench and apply electro-galvanzing paint to the outer edges of the replacement part.