1. Brushes should slide smoothly in holders. Replace brushes if damaged or worn. On Celica, Corolla, ECHO, Highlander, MR2, Sequoia, Tundra and 4Runner, new brush exposed length should be .374.453" (9.5-11.5 mm). On all other models, new brush exposed length should be .413" (10.5 mm).
2. On all models, minimum exposed length should be more than .059" (1.5 mm). There are 2 different brush holders used. One brush holder is replaced as an assembly, and the other has replaceable brushes. If
2001 STARTING & CHARGING SYSTEMS Generators & Regulators exposed brush length is less than minimum, replace brushes or brush holder assembly. Install new brush springs when replacing brushes.
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