Bench Testing: Brushes
WARNING: This page is about a different car, the 1997 Lexus SC 300. However, it is still accessible from the selected car via links, so may be relevant.
Check brushes for cracks and a minimum exposed length of .059" (1.5 mm). Replace brushes if damaged or worn. Brushes should slide freely in holders. Install NEW springs when replacing brushes. Solder brush wire into place.