Staining on door trim strips and top and bottom trim elements on rear side windows.
Cause
Damage to protective coating of door beltline trim strips, door upper trim strips and side window trim element.
Remedy
1. Check if the problem cannot be rectified by polishing the trim bars with the polishing paste.
2. If the complaint cannot be rectified, replace the door beltline trim bars, door upper trim bars and rear side window
with trim element with optimized protective coating.