Brush and Brush Holder
WARNING: This page is about a different car, the 2010 Suzuki Kizashi. However, it is still accessible from the selected car via links, so may be relevant.
Check each brush for wear by measuring them as shown in figure.
Replace brushes, if they are shorter than the limit.
Exposed brush length "a"
Standard: 10.5 mm (0.413 in.)
Limit: 1.5 mm (0.059 in.)
Courtesy of SUZUKI OF AMERICA CORP.