Subsequent Treatment Of Weld Joints

WARNING: This page does not describe the selected car, but rather 9 other vehicles, including the 2013 BMW 128i, 2012 BMW 128i, 2011 BMW 128i, 2010 BMW 135i, and 2010 BMW 128i. However, it is still accessible from the selected car via links, so may be relevant.

When grinding a weld seam, do not grind thin the base material next to the seam.
After joining, clean all weld seams and spots with a stainless steel wire brush.
Remove burnt paint with a stainless steel wire brush.
All weld joints sealed off with body sealing compound in original state must be primed and sealed off again thoroughly after repairing. Replace damaged or removed antinoise compounds.