Most likely you will have to change ambient light that lightens that part of the panel, it could be that the right side is pushed in or bend on that part that would resoult in as if more light is applied

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X5 4,4i-06 Current
330Ci Cab-03 2007-2008
MB E55 AMG-03 2006-2007
Z3 2,8 Roadster-98 2006-2007
X3 2,0d-05 2005-2006
320d-99 1999-2005