Tundra 4WD V8-4.7L (2UZ-FE) (2003)
Using vernier calipers, measure the brush length.
Standard length
Minimum length
If the length is less than minimum, replace the brush holder and field frame.
11. INSPECT BRUSH SPRING LOAD
Take the pull scale reading the instant the brush spring separates from the brush.
Standard spring installed load
Minimum spring installed load
If the installed load is less than minimum, replace the brush springs.