Sequoia LTD 4WD V8-4.7L (2UZ-FE) (2001)
11. INSPECT BRUSH SPRING LOAD
Take the pull scale reading the instant the brush spring separates from the brush.
Standard spring installed load:
Minimum installed load:
If the installed load is less than minimum, replace the brush springs.
12. INSPECT BRUSH HOLDER INSULATION
Using an ohmmeter, check that there is no continuity between the positive (+) and negative (-) brush holders.
If there is continuity, repair or replace the brush holder.
13. INSPECT GEAR TEETH
Check the gear teeth on the pinion gear, idle gear and the clutch assembly for wear or damage.
If damaged, replace the gear or clutch assembly.
If damaged, also check the drive plate ring gear for wear or damage.
14. INSPECT CLUTCH PINION GEAR
Rotate the pinion gear clockwise, and check that it turns freely. Try to rotate the pinion gear counterclockwise and check that it locks.
If necessary, replace the clutch assembly.